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Polymer patents

      

This page is updated frequently with new Polymer-related patent applications.




 Electro-acoustic conversion film and digital speaker patent thumbnailnew patent Electro-acoustic conversion film and digital speaker
Provided is an electro-acoustic conversion film that is suitably used for a digital speaker or the like, and that includes a polymer composite piezoelectric body formed by dispersing piezoelectric particles in a viscoelastic matrix formed of a polymer material having viscoelasticity at room temperature, and thin-film electrodes provided on both surfaces of the polymer composite piezoelectric body, and at least one of the thin-film electrodes is divided into a plurality of regions of which an area increases by 2n times (n is a natural number including 0). Thus, a digital speaker in which reverberation or crosstalk between segments is suppressed is obtained..
Fujifilm Corporation


 Electro-acoustic conversion film and digital speaker patent thumbnailnew patent Electro-acoustic conversion film and digital speaker
Provided is an electro-acoustic conversion film that is suitably used for a digital speaker or the like, and that includes a polymer composite piezoelectric body formed by dispersing piezoelectric particles in a viscoelastic matrix formed of a polymer material having viscoelasticity at room temperature, and thin-film electrodes provided on both surfaces of the polymer composite piezoelectric body, in which at least one of the thin-film electrodes is divided into a plurality of regions having the same area, and the respective regions are coupled in parallel and grouped to correspond to a weight of each bit digit of a parallel pcm digital signal. Thus, an electro-acoustic conversion film by which a digital speaker in which reverberation or crosstalk between segments is suppressed is obtained is provided..
Fujifilm Corporation


 Solid electrolyte patent thumbnailnew patent Solid electrolyte
A solid phase electrolyte composition containing at least one conducting salt and at least one random copolymer, wherein the random copolymer comprises 5 to 95 wt.-% polymerized units of monomers (a) and 95 to 5 wt.-% polymerized units of monomers (b), based on the total weight of the copolymer, wherein (a) is at least one functionalized polyether containing at least one polymerizable c—c double bond per molecule in average, and (b) is at least one ethylenically unsaturated monomer (b1) or a mixture of at least one ethylenically unsaturated monomer (b1) and at least one ethylenically unsaturated monomer (b2) wherein (b1) is selected from the group consisting of styrene, alpha-methyl styrene, maleic anhydride, n-phenylmaleimide, c1-c4 alkyl methacrylates, c1-c22 alkyl acrylates, acrylic acid, salts of acrylic acid, c1-c4 alkylacrylic acids, salts of c1-c4 alkylacrylic acids, acrylic amides, and vinyl alcohol derivates, and (b2) is selected from the group consisting of acrylonitrile and methacrylonitrile.. .
Basf Se


 Apparatus and  transporting electrochemical cells patent thumbnailnew patent Apparatus and transporting electrochemical cells
Apparatus for transporting used, damaged or defective electrochemical cells while preventing and controlling safety-critical states of the electrochemical cells, such as lithium ion-based cells and/or lithium ion polymer cells, having an outer surrounding wall, a base and a cover which can be closed, which surrounding wall, base and cover define a chamber between them. An intermediate chamber is filled with a fire-retardant material which is composed of only inert, non-conductive and non-combustible and absorbent hollow glass granules as bulk material, and a basket which is permeable to the fire-retardant material is arranged in the chamber for receiving an electrochemical cell..
Genius Patentverwertung Gmbh & Co. Kg


 Porous electrode substrate,  manufacturing same, membrane electrode assembly, polymer electrolyte fuel cell, precursor sheet, and fibrillar fibers patent thumbnailnew patent Porous electrode substrate, manufacturing same, membrane electrode assembly, polymer electrolyte fuel cell, precursor sheet, and fibrillar fibers
Provided is a porous electrode substrate having excellent thickness precision, gas permeability and conductivity, handling efficiency, low production costs and a high carbonization rate during carbonization. Also provided are a method for manufacturing such a substrate, a precursor sheet and fibrillar fiber used for forming such a substrate, along with a membrane electrode assembly and a polymer electrolyte fuel cell that contain such a substrate.
Mitsubishi Rayon Co., Ltd.


 Conductive porous material, polymer electrolyte fuel cell, and  manufacturing conductive porous material patent thumbnailnew patent Conductive porous material, polymer electrolyte fuel cell, and manufacturing conductive porous material
The object of the present invention is to provide a conductive porous material that has a large specific surface area, that is not easily damaged by pressure, and that can be applied to a variety of applications; a polymer electrolyte fuel cell, and a method of manufacturing a conductive porous material. The conductive porous material is one which is an aggregate of fibrous substances comprising first conductive materials, and second conductive materials that connect between the first conductive materials, and its specific surface area is 100 m2/g or more, and its thickness retention rate after pressing at 2 mpa is 60% or more.
Japan Vilene Company, Ltd.


 Slurry for lithium ion secondary battery positive electrode-use,  producing slurry for lithium ion secondary battery positive electrode-use,  producing positive electrode for lithium ion secondary battery-use, and lithium ion secondary battery patent thumbnailnew patent Slurry for lithium ion secondary battery positive electrode-use, producing slurry for lithium ion secondary battery positive electrode-use, producing positive electrode for lithium ion secondary battery-use, and lithium ion secondary battery
Provided is a slurry for lithium ion secondary battery positive electrode-use that includes a positive electrode active material, a binding material, a conductive material, and an organic solvent. The positive electrode active material is a lithium cobalt-based composite oxide particle having an oxide of at least one metal selected from the group consisting of mg, ca, al, b, ti, and zr on its surface.
Zeon Corporation


 Cathode and  manufacturing the same patent thumbnailnew patent Cathode and manufacturing the same
The present application relates to a cathode, a method of manufacturing the same, and a battery including the same. The present application may provide a cathode and a method of manufacturing the same, wherein the cathode comprises an active material layer that contains an acrylic polymer and exhibits excellent resistance to an electrolyte, excellent dispersion of its components and great adhesion to a current collector..
Lg Chem, Ltd.


 Nonaqueous electrolyte battery and battery pack, and vehicle patent thumbnailnew patent Nonaqueous electrolyte battery and battery pack, and vehicle
According to one embodiment, a nonaqueous electrolyte battery is a provided. The nonaqueous electrolyte battery includes a positive electrode, a negative electrode and a nonaqueous electrolyte.
Kabushiki Kaisha Toshiba


 Electrochemical deposition of refined lithium metal from polymer electrolytes patent thumbnailnew patent Electrochemical deposition of refined lithium metal from polymer electrolytes
A method for electrochemical deposition of refined lithium metal to form a lithium anode in situ in a lithium (li) ion battery comprising providing a fully lithiated cathode, providing a metal anode, providing a block copolymer electrolyte membrane between the cathode and the metal anode, and polarizing the cathode and the metal anode in the lithium ion battery to cause li ions to migrate from the cathode through the block copolymer electrolyte and cause the electrochemical deposition to deposit refined lithium metal on the metal anode to form the lithium anode.. .
The Regents Of The University Of California


new patent

Display apparatus and manufacturing method thereof

A display panel includes: a substrate including a first substrate layer which includes a glass material and a second substrate layer contacting the first substrate layer and which includes a polymer material; a thin film transistor disposed on the substrate; and a light emitting element disposed on the thin film transistor.. .
Samsung Display Co., Ltd.

new patent

Film and organic semiconductor device containing the film

A film comprising a polymer compound and a low molecular weight compound having carrier transportability, wherein the content of the low molecular weight compound is 5 to 40 parts by mass with respect to 100 parts by mass of the sum of the polymer compound and the low molecular weight compound, the diffraction intensity a specified by the following measuring method a is 3 to 50, and the intensity ratio (a/b) of the diffraction intensity a specified by the following measuring method a to the diffraction intensity b specified by the following measuring method b is 30 or less: (measuring method a) the diffraction intensity a is the maximum diffraction intensity in a range of scattering vector of 1 nm−1 to 5 nm−1 in a profile obtained by an out-of plane measuring method using a film x-ray diffraction method; (measuring method b) the diffraction intensity b is the maximum diffraction intensity in a range of scattering vector of 10 nm−1 to 21 nm−1 in a profile obtained by an in-plane measuring method using a film x-ray diffraction method.. .
Sumitomo Chemical Company, Limited

new patent

Thermoelectric composite having a thermoelectric characteristic and preparing same

The present invention relates to a thermoelectric composite in which a thermoplastic polymer constitutes a matrix, and one or more types of electroconductive materials selected from the group consisting of chalcogen materials and chalcogenides are dispersed at grain boundaries between the thermoplastic polymer particles to form a conductive pathway, wherein an average size of the electroconductive materials is smaller than an average size of the thermoplastic polymer particles, the chalcogen materials are one or more substances selected from the group consisting of sulfur (s), selenium (se), tellurium (te), and polonium (po), the chalcogenides are compounds containing one or more chalcogens selected from the group consisting of s, se, te, and po, and the thermoelectric composite has a thermal conductivity of 0.1 to 0.5 w/m·k. The present invention also relates to a method of preparing the thermoelectric composite.
Industry-university Cooperation Foundation Hanyang University Erica Campus

new patent

Semiconductor chip with patterned underbump metallization and polymer film

Various semiconductor chip solder bump and underbump metallization (ubm) structures and methods of making the same are disclosed. In one aspect, a method is provided that includes forming a first underbump metallization layer on a semiconductor chip is provided.

new patent

Mark forming manufacturing method

A mark forming method includes: a step of forming, on a device layer of a wafer, an intermediate layer to which a polymer layer containing a block copolymer is adherable, the device layer including a shot area and a scribe line area; a step of removing a portion, of the intermediate layer, formed in the scribe line area; a step of exposing an image of a mark on the scribe line area and forming, based on the image of the mark, a mark including recessed portion; and a step of applying the polymer layer containing the block copolymer on the device layer of the wafer. When a circuit pattern is formed by using the self-assembly of the block copolymer, it is possible to form the mark simultaneously with the formation of the circuit pattern..
Nikon Corporation

new patent

Dielectric with air gaps for use in semiconductor devices

Aspects of the invention are directed to a method for forming a semiconductor device. A dielectric layer is formed on a semiconductor substrate.
International Business Machines Corporation

new patent

Wafer processing laminate, temporary adhesive material for wafer processing, and manufacturing thin wafer

A wafer processing laminate including support, temporary adhesive material layer formed on support, and wafer stacked on temporary adhesive material layer, wafer having front surface on which circuit is formed and back surface to be processed, wherein temporary adhesive material layer includes a three-layered complex temporary adhesive material layer that includes first temporary adhesive layer composed of thermoplastic organopolysiloxane polymer layer (a) having thickness of less than 100 nm and releasably laminated to front surface of wafer, second temporary adhesive layer composed of thermosetting siloxane-modified polymer layer (b) releasably laminated to first temporary adhesive layer, and third temporary adhesive layer composed of thermoplastic organopolysiloxane polymer layer (a′) having thickness of less than 100 nm, releasably laminated to second temporary adhesive layer, and releasably laminated to support. This wafer processing laminate can withstand thermal process at high temperature exceeding 300° c., and can increase productivity of thin wafers..
Shin-etsu Chemical Co., Ltd.

new patent

Polymer, organic layer composition, and forming patterns

A polymer, an organic layer composition, and a method of forming patterns, the polymer including a structural unit represented by chemical formula 1:. .
Samsung Sdi Co., Ltd.

new patent

Orientation layer for directed self-assembly patterning process

Disclosed is a method of forming a semiconductor device using a self-assembly (dsa) patterning process. The method includes forming a patterned feature over a substrate; applying an orientation material that includes a first polymer and a second polymer over the substrate, wherein the first polymer has a first activation energy and the second polymer has a second activation energy; baking the substrate at first temperature thereby forming a first orientation layer that includes the first polymer; baking the substrate at second temperature thereby forming a second orientation layer that includes the second polymer; and performing a directed self-assembly (dsa) process over the first and the second orientation layers..
Taiwan Semiconductor Manufacturing Company, Ltd.

new patent

Sample plate using maldi-tof mass spectrometer and manufacturing the sample plate

A sample plate in use with a maldi-tof (matrix-assisted laser desorption ionization time-of-flight) mass spectrometer. The sample plate is usable for the mass spectrometry of a polymeric material on the order of several hundreds of da and a method of manufacturing the same sample plate.
University-industry Foundation(uif), Yonsei University

new patent

Reflective conductive composite film

A reflective conductive film includes (i) a reflective polymeric substrate having a polymeric base layer and a polymeric binding layer, wherein the polymeric material of the base layer has a softening temperature ts-b, and the polymeric material of the binding layer has a softening temperature ts-hs; and (ii) a conductive layer that includes a plurality of nanowires, wherein the nanowires are bound by the polymeric matrix of the binding layer such that the nanowires are dispersed at least partially in the polymeric matrix of the binding layer, wherein the polymeric substrate is a biaxially oriented substrate, and wherein the polymeric binding layer is a copolyester.. .
Dupont Teijin Films U.s. Limited Partnership

new patent

Encapsulation of light-emitting elements on a display module

A video display module comprises a circuit board having a front face, a plurality of light-emitting elements electrically coupled to the front face of the circuit board, and a polymer encapsulating member adhered to the front face of the circuit board, the polymer encapsulating member substantially covering at least a portion of the circuit board and a portion of the plurality of light-emitting elements, the polymer encapsulating member substantially sealing the portion of the circuit board and the portion of the plurality of light-emitting elements.. .
Daktronics, Inc.

new patent

Liquid electrophotographic varnish composition

Herein is disclosed a liquid electrophotographic varnish composition comprising: a polymer resin; an epoxy-based cross-linking agent; a metal catalyst and/or a photo-initiator for catalysing the cross-linking; and a carrier liquid.. .
Hewlett-packard Indigo B.v.

new patent

Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and condensed polycyclic aromatic compound

To provide an electrophotographic photosensitive member which satisfies abrasion resistance and electrical properties and which is difficult to cause image deletion. A surface layer of the electrophotographic photosensitive member of this invention contains a polymerized product of a hole transporting compound having a polymerizable functional group, in which the hole transporting compound is at least one compound selected from the group consisting of: a compound consisting of one or more carbon atoms, one or more hydrogen atoms, and one or more halogen atoms; and a compound consisting of one or more carbon atoms, one or more hydrogen atoms, one or more oxygen atoms, and one or more halogen atoms..
Canon Kabushiki Kaisha

new patent

Lithographic patterning

This disclosure provides embodiments of an approach that enforces coexistence of multiple, aligned block copolymer morphologies within a single patterning layer.. .
Brookhaven Science Associates, Llc

new patent

Resist composition and patterning process

A resist composition comprising a base polymer and a sulfonium or iodonium salt of sulfonic acid containing a morpholino group offers dimensional stability on ppd and a satisfactory resolution.. .
Shin-etsu Chemical Co., Ltd.

new patent

Resist composition and patterning process

A resist composition comprising a base polymer and a sulfonium or iodonium salt of sulfonic acid containing a cyclic hydrocarbon-substituted amino group offers dimensional stability on ppd and a satisfactory resolution.. .
Shin-etsu Chemical Co., Ltd.

new patent

Photosensitive resin composition, photosensitive resin film using the same and color filter

A photosensitive resin composition, a photosensitive resin film, and a color filter, the composition including a binder resin; a dye consisting of a cation and an anion; a photopolymerizable compound; a photopolymerization initiator, and a solvent, wherein the dye is included in an amount of about 15 wt % to about 40 wt % based on a total weight of a photosensitive resin composition, and wherein the cation is represented by chemical formula 1:. .
Samsung Sdi Co., Ltd.

new patent

Gradient spray coating polymer pen arrays

The disclosure provides a method of inking a polymer pen lithography tip array (“ppl tip array”), including applying an ink composition to a ppl tip array using at least two spray applicators to deposit the ink as a non-uniform ink layer. The disclosure further provides a method of depositing at least two ink compositions on ppl tip array, including applying a first ink to a first defined area using a first spray applicator, and applying a second ink to a second defined area using a second spray applicator.
Northwestern University

new patent

Reflective photomask, fabricating the same, and exposure apparatus using the reflective photomask

Provided is a reflective photomask including a substrate, and a reflective layer formed on the substrate. The reflective layer includes at least one recessed portion.
Samsung Electronics Co., Ltd.

new patent

Grating, display device, and manufacturing grating

A grating, a manufacturing method of grating and a display device are disclosed. The grating comprises a first substrate (21) and a second substrate (22) which are oppositely disposed; a first transparent electrode (23) which has a grating structure and is disposed on a side of the first substrate (21) facing towards the second substrate (22); a second transparent electrode (24) which is disposed on a side of the second substrate (22) facing towards the first substrate (21) and is disposed to be opposite to the first transparent electrode (23); and a polymer layer (25) which is disposed between the first transparent electrode (23) and the second transparent electrode (24), the polymer layer containing therein nano-sized material converting electromagnetic energy into heat energy and liquid crystalline elastomers.
Beijing Boe Optoelectronics Technology Co., Ltd.

new patent

Materials and methods for the detection of trace amounts of substances in biological and environmental samples

The subject invention provides chemical compositions and synthesis strategies to create molecularly imprinted polymers (mips) via sol-gel processes. In a specific embodiment, the subject invention utilizes a(n) organic, inorganic, or metallic template analyte to create a hybrid organic-inorganic or inorganic three-dimensional network possessing cavities complementary to the shape, size, and functional orientation of the template molecule or ions.
The Florida International University Board Of Trustees

new patent

Dual-functional nonfouling surfaces comprising target binding partner covalently coupled to polymer attached to substrate

Dual-functional nonfouling surfaces and materials, methods for making dual-functional nonfouling surfaces and materials, and devices that include dual-functional nonfouling surfaces and materials. The dual-functional surfaces are nonfouling surfaces that resist non-specific protein adsorption and cell adhesion.
University Of Washington

new patent

Mass spectrometry organic acid, analytical column and analytical device

A mass spectrometry method by a liquid chromatograph-mass spectrometer that can detect an organic acid with high sensitivity by retaining, separating and eluting the organic acid without adding any nonvolatile substance to a mobile phase and without receiving any restriction of a ratio of a water-soluble organic solvent, and an analytical column are provided. The mass spectrometry method is a mass spectrometry method for an organic acid by a liquid chromatograph-mass spectrometer, wherein a column packed with a hydrophilic polymer having an anion-exchange group is used, and as a mobile phase, a water-soluble organic solvent-water mixed solution is used.
Showa Denko K.k.

new patent

System and forming microwells

A method of forming a sensor component includes forming a first layer over a sensor pad of a sensor of a sensor array. The first layer includes a first inorganic material.
Life Technologies Corporation

new patent

Biosensor and manufacturing biosensor

A biosensor includes a plurality of electrodes including a working electrode, and a detection layer containing an enzyme for exchanging electrons with the working electrode, a crosslinking agent and an electrically conductive polymer and having a contact area with the working electrode defined by a predetermined area.. .
Ultizyme International Ltd.

new patent

Biosensor

A biosensor according to an embodiment includes: a working electrode; a counter electrode; a reference electrode; and a detection layer contacting the working electrode and containing a crosslinking agent, an electrically conductive polymer, and an enzyme transferring and receiving electrons to and from the working electrode, the reference electrode being a polarized electrode.. .
Ultizyme International Ltd.

new patent

Mortar bed gauge device, system, and method

The present disclosure provides a mortar bed gauge device, system, and method that create a predetermined mortar bed thickness. The mortar bed gauge device includes a web of extruded polymer monofilaments having indentations on a surface of the web.
Keene Building Products Co., Inc.

new patent

Projectiles with insert-molded polymer tips

Aspects of the disclosure are directed to manufacturing an insert-molded expanding projectile. Aspects of the disclosure include locating a portion of a projectile body within a converging tip mold, the projectile body including a metal jacket extending from a tail portion to a nose portion and surrounding an interior solid core.
Vista Outdoor Operations Llc

new patent

Shotshell having wad with enhanced fin deployment

A shotgun shell has a polymer wad with a forward shot cup portion and a rearward propellant cup, the wad in a casing, shot in the shot cup, propellant in the propellant cup, and a primer. The rearward propellant cup portion having enhanced fin deployment such that the shells are operative with shotguns with no chokes, shotguns with ported chokes, and shotguns with conventional chokes.
Vista Outdoor Operations Llc

new patent

Systems and methods for insulating a pipe

A pipe insulation product including a core of insulating material and a laminate. The core includes a cylindrical outer surface; a cylindrical inner surface; and a wall extending between the cylindrical outer surface and the cylindrical inner surface.
Johns Manville

new patent

Elastically deformable polymer articles and methods of use for absorbing cyclic pressure excursions

An elastically deformable article of manufacture can comprise a closed polymer shell having an outer surface, an inner surface, and an inner volume; a reinforcement in mechanical communication with an area of either the outer surface, the inner surface, or both the outer surface and the inner surface; wherein the closed polymer shell comprises a first polymer material having a thermal decomposition temperature of greater than or equal to 180° c.; wherein the article is configured such that the inner volume reduces from an initial inner volume as a pressure applied to the outer surface is increased to a threshold pressure and rebounds to greater than 75% of the initial inner volume as the pressure decreases from the threshold pressure over at least two pressure cycles.. .
Sabic Global Technologies B.v.

new patent

Carburetor with fuel metering diaphragm

A carburetor with a fuel and air mixing passage and a fuel delivery system may include a valve actuated by a diaphragm with no penetrations through at least the portion of the diaphragm exposed to a fuel metering chamber. The diaphragm may include at least two convolutions increasing a surface area of the portion of the diaphragm exposed to the fuel metering chamber relative to the surface area of a plane exposed to and covering the fuel metering chamber.
Walbro Llc

new patent

Microwave induced curing of nanomaterials for geological formation reinforcement

Embodiments of the present disclosure pertain to methods of forming a polymer composite by exposing a solution that includes nanomaterials (e.g., functionalized graphene nanoribbons) and cross-linkable polymer components (e.g., thermoset polymers and monomers) to a microwave source, where the exposing results in the curing of the cross-linkable polymer component in the presence of the nanomaterial to form the polymer composite. The solution may be exposed to a microwave source in a geological formation such that the formed polymer composite becomes embedded with the geological formation and thereby enhances the stability of the geological formation.
M-i, L.l.c.

new patent

Flooring substrate support system

A flooring substrate system of polymer, open cell structural panels that may be attached to framing members beneath or placed atop of a waterproof membrane roof or deck structure. The panels are attached by a clip with a mechanical fastener that can be screwed into the lower framing members at a range of angles relative to the plane of the panel while the mechanical fastener and clip remain in complete mating engagement.

new patent

Wall covering and producing the same

A wall covering, a method of producing it and a method of covering a wall. The wall covering comprises a planar substrate, such as a nonwoven base substrate, having a front, and a back facing opposite the front.
Ahlstrom Corporation

new patent

Method for manufacturing recycled pulp from used sanitary products

A recycled pulp that is reusable sanitary products is efficiently manufactured by recovering pulp fiber from used sanitary products containing the pulp fiber and a polymer absorbent. The method of the present invention comprises: a step applying a mechanical force to the used sanitary products in an aqueous solution containing a polyvalent metal ion or an acidic aqueous solution with a ph of 2.5 or lower and thus degrading the used sanitary products into the pulp fiber and other materials; a step separating the pulp fiber from the mixture of the pulp fiber and other materials that has been formed in the degradation step; and a step treating the pulp fiber thus separated with an ozone-containing aqueous solution with a ph of 2.5 or lower..
Unicharm Corporation

new patent

Polyester composition with improved dyeing properties

A copolymer composition is disclosed with advantages for textile fibers, yarns, blended yarns, fabrics, and garments. The composition includes polyester copolymer, between about 4.5 and 5.5 percent adipic acid based on the amount of copolymer, between about 630 and 770 parts per million (ppm) of pentaerythritol based on the amount of copolymer, and between about 3.4 and 4.2 percent polyethylene glycol based on the amount of copolymer..
Parkdale Incorporated

new patent

Cleaning product

A detergent dispensing cartridge for use in a washing machine. The washing machine is for cleaning a soiled substrate.
Reckitt & Colman (overseas) Limited

new patent

Isolation of polymerase-nucleic acid complexes

Compositions, methods and systems are provided for isolating dna having a modified or unnatural base. Circular dna fragments, each comprising a double stranded dna central region and single stranded regions on the ends of the double stranded regions, are obtained.
Pacific Biosciences Of California, Inc.

new patent

Method for obtaining immunoglobulin encoding nucleic acid

Whereby the distance of the binding locations of the primer employed in the second polymerase chain reaction is reduced compared to the first polymerase chain reaction.. .

new patent

Personal vaccine and making

A method for the creation of a personalized vaccine. Multiple and varied antigens in conjunction with heat shock proteins (and other protein chaperones) are generated by ionized gas lysing coupled with the separation, concentration, and purification of these chaperone protein-antigen complexes (cpac) using insulator-dielectrophoresis (i-dep)-based devices.
Q21

new patent

Nanocrystalline cellulose and polymer-grafted nanocrystalline cellulose as rheology modifying agents for magnesium oxide and lime slurries

Rheology modifying agents and methods of modifying the rheology of a slurry are disclosed. Methods for the prevention of fouling and methods for monitoring the rheology of a slurry are also provided.
Ecolab Usa Inc.

new patent

Aqueous slurry for particulates transportation

An aqueous slurry composition for use in industries such as petroleum and pipeline industries comprises an aqueous liquid, particulates, a hydrophobizing agent that renders the particulate surface hydrophobic and a hydrophobic polymer. The slurry is produced by rendering the surface of the particulate hydrophobic during or prior to making the slurry.
Trican Well Service Ltd.

new patent

Oil recovery restraining gas channeling during co2 flooding process in low-permeability fractured reservoirs through two-stage gas channeling blocking technology

The present invention provides a method of restraining gas channeling phenomena during co2 flooding process in the low-permeability fractured reservoirs through two-stage gas channeling blocking treatment so as to increase oil recovery. The two-stage gas channeling blocking technology includes first-stage gas channeling control to block off fractures using high-strength gel which is formed by natural modified polymeric materials, and second-stage gas channeling control to block off relatively high-permeability layers in the low permeability matrix using aliphatic amine.
China University Of Petroleum, Beijing

new patent

High density and high temperature emulsifier for use in an oil based drilling fluid system

An emulsifying composition for an oil based drilling fluid includes oleyl alcohol and a mixture of polymeric amides. The polymeric amides can be 1,3-dihydroxypropan-2-yl (e)-12-hydroxyoctadec-9-enoate, (9e,9′e)-n,n′-(azanediylbis(ethane-2,1-diyl))bis(12-hydroxyoctadec-9-enamide, (e)-12-hydroxy-n,n-bis(2-((e)-12-hydroxyoctadec-9-enamido(ethyl)octadec-9-enamide, (z)-4-(bis(2-((e)-12-hydroxyoctadec-9-enamido)ethy)amino)-4-oxobut-2-enoic acid, 1,3-dihydroxypropan-2-yl(z)-4-(bis(2-((e)-12-hydroxyoctadec-9-enamido)ethy)amino)-4-oxobut-2-enoate, and n1,n1,n4,n4-tetrakis(2-((e)-12-hydroxyoctadec-9-enamido)ethyl)maleamide.
Cnpc Usa Corp.

new patent

Adhesive composition and adhesive sheet

A pressure-sensitive adhesive composition includes an addition reaction type silicone polymer as a component (a); an ultraviolet absorber as a component (b); and a platinum group metal catalyst as a component (c). The ultraviolet absorber as the component (b) includes a benzophenone-based ultraviolet absorber and its amount is set to a value within the range of 1 part to 4 parts by weight relative to 100 parts by weight of the addition reaction type silicone polymer as the component (a).

new patent

Adhesive composition and polarizing plate comprising same

The present invention provides an adhesive composition, comprising an alkali metal carboxylate containing an alkylene glycol group as a cross-linking promoting agent, an acrylic copolymer, and a cross-linking agent, a polarizing plate and a liquid crystal display device comprising the adhesive composition. The adhesive composition according to the present invention has the great solubility of the cross-linking promoting agent in a solvent for adhesive coating, and can shorten a curing period to increase productivity and can inhibit the increase of peeling strength in a release film over time..
Dongwoo Fine-chem Co., Ltd.

new patent

Water-based hydrogel blend coating and application to elastomeric articles

A water-based hydrogel polymer coating and a method of application to natural rubber or other elastomeric latex products are provided. The water-based hydrogel polymer is mixed with a blend of at least one elastomeric material to provide a hydrogel polymer blend composition.
Allegiance Corporation

new patent

Wet coating compositions for paper substrates, paper substrates coated with the same and process for coating a paper substrate with the same

A wet coating composition useful for coating a cellulosic fiber-based substrate is provided. The composition includes two aqueous emulsions.
Cascades Sonoco Inc.

new patent

Ultra-thin polyimide film, and manufacture and assembly thereof

A polyimide film structure includes a polyimide layer having a first and a second surface opposite to each other, and a base layer peelably adhered to the first surface of the polyimide layer. The base layer includes a polyimide, and a filler made of a siloxane polymer present at a weight ratio between about 5 wt % and about 40 wt % based on the total weight of the base layer.
Taimide Technology Incorporation

new patent

Coating compositions including a polyisocyanate chain extended nh functional prepolymer

This disclosure relates to a coating composition including a polyisocyanate chain extended nh functional pre-polymer, a method for coating of a metallic or plastic substrate as well as the use of the polyisocyanate chain extended nh functional pre-polymer for improving the adhesion of a coating composition on a metallic or plastic substrate and/or for improving the adhesion between two adjacent layers of multiple layers and the use of the coating composition in a one-component coating composition or two-component coating composition.. .
Axalta Coating Systems Ip Co., Llc

new patent

Aqueous vinyl acetate ethylene copolymer dispersion for paper coating

The invention relates to a polymer dispersion for paper coating compositions obtainable by means of a radically initiated, aqueous emulsion polymerization of a) 60 to 97% by weight of vinyl acetate, b) 2 to 30% by weight of ethylene, c) 0.5 to 5% by weight of at least one ethylenically unsaturated silane monomer, d) 0.5 to 5% by weight of at least one ethylenically unsaturated carboxylic acid, based in each case on the total weight of the monomers used for the polymerization, and the data in % by weight summing in each case to 100% by weight, in the presence of one or more polymeric emulsifiers.. .
Wacker Chemie Ag

new patent

Metallic coating compostion

The invention provides: a metallic coating composition and a method for forming the coating film. The metallic coating composition includes: a binder component containing a phosphate group-containing acrylic resin (a), a polyisocyanate compound (b), and a cellulose resin (c); and a vapor-deposition aluminum pigment (d), wherein the vapor-deposition aluminum pigment (d) is present in an amount of 10 to 95 parts by mass per 100 parts by mass of the total solids content of the binder component, and wherein the phosphate group-containing acrylic resin (a) is a copolymer resin of a monomer mixture consisting of 3 to 48 mass % of a phosphate group-containing polymerizable unsaturated monomer (a1), 6 to 45 mass % of a hydroxy-containing polymerizable unsaturated monomer (a2), and 10 to 91 mass % of other polymerizable unsaturated monomer (a3), based on the total amount of all of the monomers..
Kansai Paint Co., Ltd.

new patent

Radiation-curable inkjet ink for application to glass, ceramic, or metal

A radiation-curable ink composition for application to glass, ceramic, or metal by an inkjet printer. The ink composition can be applied to a glass, ceramic, or metal substrate to decorate, protect, etc.
Electronics For Imaging, Inc.

new patent

Coating of a surface

This invention describes a dispersion for coating a polymer surface comprising polyglycerol esters and a surfactant being a neutralized or partially neutralised fatty acid or a neutralized or partially neutralized ester of fatty acids. The dispersion can be diluted into a coating composition, which can be applied as a coating on a polymer surface.
Dupont Nutrition Biosciences Aps

new patent

Use of oxyimide-comprising copolymers or polymers as flame retardants, stabilisers, rheology modifiers for plastic materials, initiators for polymerisation- and grafting processes, crosslinking- or coupling agents and also plastic material moulding compounds comprising such copolymers or polymers

The present invention relates to the use of oxyimide-comprising copolymers or polymers as flame retardants for plastic materials, stabilisers for plastic materials, rheology modifiers for plastic materials and also as initiators for polymerisation- and grafting processes and/or crosslinking- or coupling agents. In addition, the present invention relates to plastic material moulding compounds which comprise such copolymers or polymers..
Fraunhofer-gesellschaft Zur FÖrderung Der Angewandten Forschung E.v.

new patent

Curable composition and cured object obtained therefrom

A curable composition iaciudes a polyoxyalkylene-based polymer (a); and a (meth)acrylate-based polymer (b), wherein the polyoxyalkylene-based polyer (a) has more than 1.0 reactive silicon group on average per one terminal portion, and the (meth)acrylate-based polymer (b) has more than or equal to 1.0 reactive silicon group on average per one molecule, wherein the (meth)acrylate-based polymer (b) is represented by the formula (1): —sirx2 (1) wherein r is a hydrocarbon group having 1-20 carbon atoms or a hydrocarbon group having 1-20 carbon atoms substituted with a hetero atom-containing group or a halogen atom, and x is a hydroxyl group or a hydrolyzable group.. .
Kaneka Corporation

new patent

Thermoplastic resin composition and molded article thereof

A thermoplastic resin composition includes 10 to 95 parts by weight of a polycarbonate resin (a); 5 to 90 parts by weight of a graft copolymer (b); and 0 to 50 parts by weight of a copolymer (c). The graft copolymer (b) is produced by the graft polymerization of 10 to 80 parts by weight of a rubbery polymer with 20 to 90 parts by weight of a monomer component including an aromatic vinyl monomer and/or a cyanide vinyl monomer, wherein the rubbery polymer has a weight average particle size of 150 to 450 nm and also has a 10 wt % particle size of 50 to 250 nm and a 90 wt % particle size of 450 to 650 nm in a particle size cumulative weight fraction.
Umg Abs, Ltd.

new patent

Conductive polymer of poly(thio- or seleno-)phene type

The present invention relates to a conductive polymer material of poly(thio- or seleno-)phene type containing at least two distinct species of counteranion, including a first species which is an anionic form of sulphuric acid, and a second species of counteranion selected from triflate, triflimidate, tosylate, mesylate, perchlorate and hexafluorophosphate. The invention also relates to a process for preparing such a material and the use thereof as conductive film.
Commissariat A L'energie Atomique Et Aux Energies Alternatives

new patent

Cellulose nanocrystal polymer composite

A reinforced polymer composite includes a polymer matrix and a strengthening agent. The strengthening agent includes highly crystalline cellulose nanocrystals (cnc) and a stabilizing agent.

new patent

Orthopedic implants having gradient polymer alloys

Orthopedic implants having a bone interface member and a water swellable ipn or semi-ipn with a stiffness, hydration, and/or compositional gradient from one side to the other and physically attached to the bone interface member. The invention also includes an orthopedic implant system including an implant that may conform to a bone surface and a joint capsule.

new patent

Optical resin composition and film

An optical resin composition from which a film with improved adhesion to a polyvinyl alcohol-based film and improved flex resistance can be obtained while keeping high film transparency. The optical resin composition includes: 99 to 50% by weight of an acrylic resin having a glass transition temperature of not lower than 110° c.; and 1 to 50% by weight of a particulate (meth)acrylic multilayer structure graft copolymer containing: an innermost layer made of a polymer containing a methacrylic acid ester as a first monomer; a middle layer made of a polymer containing, as a second monomer, an acrylic acid alkyl ester having an alkyl group with 4 to 12 carbon atoms; and an outermost layer made of a polymer containing a methacrylic acid ester as a third monomer.
Kaneka Corporation

new patent

Polytetrafluoroethylene aqueous dispersion

The present invention provides a polytetrafluoroethylene aqueous dispersion containing high-molecular-weight, significantly small polytetrafluoroethylene particles and having excellent dispersion stability. The present invention relates to an aqueous dispersion containing polytetrafluoroethylene particles containing a tetrafluoroethylene unit alone or a tetrafluoroethylene unit and a modifying monomer unit based on a modifying monomer copolymerizable with the tetrafluoroethylene.
Daikin Industries, Ltd.

new patent

Propylene-based polymers having improved stability and methods for producing the same

Provided herein are compositions comprising propylene-based polymers having improved stability and methods for producing the same. The composition comprises a propylene-based polymer that has a melting temperature of less than 120° c.
Exxonmobil Chemical Patents Inc.

new patent

Catecholamine-flaky graphite based polymer complex for preparation of composite

The present invention relates to a flaky graphite-based polymer nanocomplex for preparation of a polymer complex, and more specifically, to a complex to which a polymer is stably bonded by surface-modifying, with a catecholamine, flaky graphite having a structure with nanoparticles crystallized at a high density on the surface. If the complex is dispersed in a target polymeric resin, preferably, in a homogeneous polymeric resin which is bonded to the complex, the complex is dispersed in the polymeric resin homogeneously and evenly, thereby being capable of obtaining a composite having excellent function in conductivity, thermal conductivity, etc..
Cheorwon Plasma Research Institute

new patent

Polymer composition, an article thereof and a process for preparing the same

Present application discloses a thermoplastic composition comprising a) 42.5 wt. % to 94 wt.
Dsm Ip Assets B.v.

new patent

Polymer substrate with hard coat layer and manufacturing such polymer substrate

A polymer substrate with hard coating layer is provided that comprises a polymer substrate (60) having a thickness of 1 mm to 20 mm and a hard coating layer (70,80) on the surface thereof. Here, in this polymer substrate with hard coating layer, the hard coating layer (70,80) is laminated on the surface of the polymer substrate, contains as a main component thereof a hydrolysis-condensation product of an organic silicon compound, has a thickness of 0.1 μm to 20 μm, makes direct contact with a cured underlayer on the opposite side of the polymer substrate, is formed from an organic silicon compound by pe-cvd, and satisfies all of the following requirements (a) to (c): (a) film thickness of the silicon oxide layer is within the range of 3.5 μm to 9.0 μm, (b) maximum indentation depth of the surface of the silicon oxide layer as determined by measuring nanoindentation under conditions of a maximum load of 1 mn is 150 nm or less, and (c) the value of critical compression ratio k of the silicon oxide layer, as defined by formula (1) in a 3-point bending test of the polymer substrate with hard coating layer that imparts indentation displacement in which the surface laminated with the silicon oxide layer becomes concave, is 0.975 or less..

new patent

Structure having antifouling properties and having concave-convex shaped surface, and producing the same

A structure having dry-wiping off characteristic relative to dirt attached to a concave-convex shaped surface of the structure, and a method for producing the structure. A structure having a concave-convex shaped surface, fabricated from a composition containing at least one compound having in a molecule, one to ten polymerizable group(s) and a photopolymerization initiator, wherein the structure has a martens hardness of 3 n/mm2 or more and 130 n/mm2 or less when the martens hardness of the structure is measured under a condition under which a martens hardness of a molten quartz is 4,100 n/mm2.
Nissan Chemical Industries, Ltd.

new patent

Thermoplastic polymeric nanocomposite films and related methods

The disclosure relates to a nanocomposite polymeric film including a thermoplastic polymer matrix such as polypropylene or other polyolefin, a coupling agent-modified organoclay reinforcement, and a polymeric compatibilizer bound to the coupling agent-modified organoclay, in particular as a thin film with controllable thicknesses. The disclosure further relates to masterbatch additives formed from the coupling agent-modified organoclay and the polymeric compatibilizer bound to the coupling agent-modified organoclay as well as related methods for making the nanocomposite polymeric film and/or processing recycled plastics.
Board Of Trustees Of Michigan State University

new patent

Self-healing carbon fiber composites

Provided is a self-healing carbon fiber composite which may include a polymer matrix, a plurality of carbon fibers dispersed within the polymer matrix, and a self-healing polymer layer bonded onto at least a portion of the carbon fibers. Also provided herein are methods of manufacturing and repairing the carbon fiber composite..
Gm Global Technology Operations Llc

new patent

Thermoplastic resin composition and molded products formed thereof

A thermoplastic resin composition includes: a resin composite consisting of thermoplastic resins of (a) and (b) and nanoparticles having an average particle size larger than or equal to 1 nm and smaller than or equal to 1 μm and being locally unevenly distributed in the pattern of a curve or a straight line connecting consecutive points at a fracture surface of the resin composite at the observation for scanning electron microscope, wherein the thermoplastic resin (b) is a block copolymer including a block (b1) having compatibility with (a) and a block (b2) having no compatibility with (a).. .
Sanc Salaam Corporation

new patent

Block copolymers having amine or phosphine functionalized end blocks

One or more additional blocks selected from the group consisting of (b) one or more a blocks substantially free of amino- or phosphino-functional groups and having a number average molecular weight of from about 1,000 to about 60,000, and has a high service temperature, and (c) one or more b blocks, wherein each block b is essentially non-functionalized, has a number average molecular weight of from about 1,000 to about 1,000,000, and has a glass transition temperature of at most about 20° c., and (d) mixtures of one or more a blocks and one or more b blocks; wherein z is nitrogen or phosphorus; r1 is hydrogen or alkyl; r2 is hydrogen or is tertiary alkyl; r each independently, is alkyl or phenyl optionally substituted by a moiety -(a1-nra)xrb or -(a1-ora)xrb; or two r groups, together with the z to which they are bonded, form an optionally substituted ring; x is 1, 2 or 3; a1 is straight chain alkylene optionally substituted by one or more methyl and/or ethyl groups; and ra and rb, each independently, is hydrogen or alkyl; or a corresponding onium salt.. .

new patent

Sulfur-based polymers

The present invention relates to curable compositions based on elemental sulfur and polymer components. The inventive composition cures in the presence of elemental sulfur, thus providing a novel composition with enhanced chemical and physical properties in particular useful for sealing and coating applications..
Construction Research & Technology Gmbh

new patent

Polymers from stabilized imines

The disclosure describes new compositions and methods related to polyaminals and related polymers. The compositions are useful as therapeutic/drug conjugates, self-healing materials, reversible crosslinking materials, degradable hydrogels, protective coatings, and as metal scavenging agents.
International Business Machines Corporation

new patent

Hydroxypolyamide gel forming agents

Hydroxypolyamides, hydroxypolyamide products, and post-hydroxypolyamides are disclosed as gel forming agents. Hydroxypolyamides and post-hydroxypolyamides are prepared from known methods.
The University Of Montana

new patent

Hydrophilic polymer derivative having cyclic benzylidene acetal linker

Wherein r1 and r6 are each independently a hydrogen atom or a hydrocarbon group; r2, r3, r4 and r5 are each independently an electron-withdrawing or electron-donating substituent or a hydrogen atom; x1 is a chemically reactive functional group; p is a hydrophilic polymer, s is 1 or 2, t is 0 or 1, and s+t is 1 or 2; w is an integer of 1 to 8; and z1 and z2 are each independently a selected divalent spacer.. .

new patent

Method for making particulate amine-functionalized polyaryletherketone polymers and copolymers thereof

The present invention provides a method of preparing an amine-functionalized (e.g. Amine-terminated) polyaryletherketone polymer, or imide- or sulphone-copolymer thereof and amine-protected analogues thereof, said method comprising the step of polymerizing a monomer system in a reaction medium comprising a capping agent comprising —nr2, —nrh or a protected amine group..
Ketonex Limited

new patent

Polyurethane prepolymer with cyclocarbonate end groups of low viscosity and the use thereof in the production of a multi-component adhesive composition

3) process for assembling materials employing the polyurethane prepolymer (pp2) according to the invention.. .

new patent

Process for preparing solvent-free aqueous polyurethane dispersion

A process for preparing aqueous polyurethane solvent-free uses an acrylate monomer instead of acetone to dilute a prepared polyurethane prepolymer, not only the monomer can be added without cooling, but also the prepolymer has good dispersal and is favorable to subsequent dispersion in water while preventing coagulation and acetone residual; additionally, the invented process let the aqueous polyurethane become modified by acrylic grafting may improve the aqueous polyurethane being excellent in terms of mechanical strength, heat resistance and water resistance.. .
Nan Ya Plastics Corporation

new patent

Structural adhesive compositions

An adhesive composition is disclosed. The adhesive composition comprises an epoxy-containing component; rubber particles having a core-shell structure; and a curing component comprising a mixture of an amine-containing compound substantially free of hydroxyl functional groups and a polymeric phenol-containing compound, wherein the amine-containing compound comprises primary and/or secondary amino groups, and wherein the curing component chemically reacts with the epoxy-containing component upon activation from an external energy source.
Ppg Industries Ohio, Inc.

new patent

Block copolymer and manufacturing integrated circuit device using the same

A block copolymer includes a first polymer block and a second polymer block having different structures, and one of the first polymer block and the second polymer block has a halogen-substituted structure.. .
Korea University Research And Business Foundation

new patent

Metallocene catalyst based on a transition metal of groups 4 or 5 of the periodic table immobilized on a support modified with soluble hybrid silica, producing and using same

The supported metallocene catalyst of the present invention has the advantages of high catalytic activity, morphology, besides the fact of producing copolymers of ethylene with alpha-olefins having molecular behavior that will bring benefits in mechanical properties, such as resistance to tearing, piercing and impact, as well as improved optical and weldability properties.. .

new patent

Ethylene-based polymers comprising units derived from carbon monoxide and a rheology modifying agent

The invention provides a composition comprising an ethylene-based polymer, comprising at least the following: a) a unit derived from carbon monoxide (co); and b) a unit derived from at least one rheology modifying agent (rma) selected from the following rma1, rma2, rma3, rma4, rma5, each as described herein, or a combination thereof.. .
Dow Global Trchnologies Llc

new patent

High molecular weight polyacrylates for aluminum protection in warewash applications

A warewashing detergent composition is provided for use for in cleaning of alkaline sensitive metals such as aluminum or aluminum containing alloys. The compositions include alternatives to sodium tripolyphosphate and/or other phosphorous containing raw materials, while retaining cleaning performance and corrosion prevention.
Ecolab Usa Inc.

new patent

Method of manufacturing water-absorbent resin, water-absorbent resin, water-absorbing agent and absorbent article

With respect to water-absorbent resins, there are provided a method of manufacturing a water-absorbent resin having an appropriate bet specific surface and a water-absorption rate and a water-absorbing agent and an absorbent article that are formed by using the water-absorbent resin. In a first aspect of the present invention, when reverse phase suspension polymerization of two steps or more is performed on a water-soluble ethylenically unsaturated monomer in a hydrocarbon dispersion medium in the presence of at least an azo compound, a peroxide and an internal-crosslinking agent, the used amount of the internal-crosslinking agent at the time of the polymerization of a first step is adjusted to fall within a range of 0.015 to 0.150 mmol per mole of the water-soluble ethylenically unsaturated monomer used at the time of the polymerization of the first step and he polymerization is performed such that, the bet specific surface area of secondary particles formed by agglomeration of primary particles obtained is controlled..
Sumitomo Seika Chemicals Co. Ltd.

new patent

Method for producing olefin polymer

A method for producing an olefin polymer, in which an olefin compound is polymerized in the presence of a lewis acid catalyst at a temperature of 0° c. Or lower to obtain an olefin polymer, the method comprising a step of feeding a raw material liquid including the olefin compound to a reactor provided with a cooling unit, a step of polymerizing the olefin compound in the reactor to obtain a reaction liquid including the olefin polymer, a deactivation step of adding a deactivator to the reaction liquid taken out from the reactor to deactivate the lewis acid catalyst, and a step of supplying the reaction liquid after the deactivation step to a cold recovery unit to recover cold from the reaction liquid, wherein the amount of the lewis acid catalyst is 0.5×10−3 to 1.0×10−1 mol % based on the total amount of the olefin compound..
Jx Nippon Oil & Energy Corporation

new patent

New polyelectrolytic polymers, process for their preparation and uses thereof

The new polyelectrolytic polymers developed herein can be then used both as replacement of the common acrylamide-based polymers and in the applications wherein the absence of residual toxic polymerization monomers is requested.. .

new patent

Polytetrafluoroethylene powder

The present invention provides a polytetrafluoroethylene powder having high dispersibility in lubricants. The polytetrafluoroethylene powder includes polytetrafluoroethylene containing a tetrafluoroethylene unit alone or a tetrafluoroethylene unit and a modifying monomer unit based on a modifying monomer copolymerizable with the tetrafluoroethylene, and has a specific surface area of 32 m2/g or larger..
Daikin Industries, Ltd.

new patent

High performance ziegler-natta catalyst systems, processes for producing such catalyst systems, and use thereof

A catalyst system for the polymerization of olefins may include a first solid catalytic component and a second solid catalytic component. The first solid catalytic component may include: a spherical mgcl2-xroh support; a group 4-8 transition metal; and a diether internal electron donor.
Lummus Novolen Technology Gmbh

new patent

Metallocene compound, catalyst composition including the same, and preparing polyolefin using the same

Provided are a novel metallocene compound, a catalyst composition including the same, and a method of preparing a polyolefin using the same. The metallocene compound according to the present invention and the catalyst composition including the same may be used for the preparation of a polyolefin, may have excellent polymerization ability, and may produce a polyolefin having an ultra-high molecular weight.
Lg Chem, Ltd.

new patent

Melt-processable perfluoropolymers having improved thermal and mechanical properties after heating treatment

The invention mainly pertains to a method for heat treating a composition [composition (c)] which contains at least one melt-processible perfluoropolymer [polymer (f)] formed of tetrafluoroethylene (tfe) copolymer with one or more perfluorinated comonomers [comonomer (f)] containing at least one unsaturation of ethylene type in amounts from 0.5% to 13% by weight, preferably from 0.6% to 11% by weight, and more preferably from 0.8% to 9% by weight; said polymer (f) possessing reactive end groups comprising at least one of the group consisting of hydrogen atoms, oxygen atoms and ethylenically unsaturated double bonds in an amount of at least 4.5 mmol/kg, the process comprising at least the step of heat-treating the composition (c) at a temperature of at least 260° c.. .
Solvay Specialty Polymers Italy S.p.a.

new patent

Constructs having a sirp-alpha domain or variant thereof

The present disclosure features signal-regulatory protein α (sirp-α) polypeptides and constructs that are useful, e.g., to target a cell (e.g., a cancer cell or a cell of the immune system), to increase phagocytosis of the target cell, to eliminate immune cells such as regulatory t-cells, to kill cancer cells, to treat a disease (e.g., cancer) in a subject, or any combinations thereof. The sirp-α constructs include a high affinity sirp-α d1 domain or variant thereof that binds cd47 with higher affinity than a wild-type sirp-α.
Alexo Therapeutics Inc.

new patent

Novel ruthenium complexes and their uses in processes for formation and/or hydrogenation of esters, amides and derivatives thereof

The present invention relates to novel ruthenium complexes and related borohydride complexes, and their use for (1) hydrogenation of amides (including polyamides) to alcohols and amines; (2) preparing amides from alcohols with amines (including preparing polyamides (e.g., polypeptides) by reacting dialcohols and diamines or by polymerization of amino alcohols); (3) hydrogenation of esters to alcohols (including hydrogenation of cyclic esters (lactones), cyclic di-esters (di-lactones) or polyesters); (4) hydrogenation of organic carbonates (including polycarbonates) to alcohols and of carbamates (including polycarbamates) or urea derivatives to alcohols and amines; (5) dehydrogenative coupling of alcohols to esters; (6) hydrogenation of secondary alcohols to ketones; (7) amidation of esters (synthesis of amides from esters and amines); (8) acylation of alcohols using esters; (9) coupling of alcohols with water to form carboxylic acids; and (10) dehydrogenation of beta-amino alcohols to form pyrazines. The present invention further relates to novel uses of certain pyridine ruthenium complexes..
Yeda Research And Development Co. Ltd.

new patent

Ion exchange chromatography with improved selectivity for the separation of polypeptide monomers, aggregates and fragments by modulation of the mobile phase

Herein is reported a method for producing a polypeptide in monomeric form comprising the following step: recovering the polypeptide in monomeric form from an ion exchange chromatography material by applying a solution comprising a non-ionic polymer and an additive.. .
Hoffmann-la Roche Inc.

new patent

Hcv polymerase inhibitors

Which are of use in the treatment or prophylaxis of hepatitis c virus infection, and related aspects.. .

new patent

Salen complexes with dianionic counterions

The present invention describes metal salen complexes having dianionic counterions. Such complexes can be readily precipitated and provide an economical method for the purification and isolation of the complexes, and are useful to prepare novel polymer compositions..
Novomer, Inc.

new patent

Heteroatom containing cyclic dimers

The present invention provides cyclic dimers of alpha acids and polymers derived therefrom. Also provided are processes for preparing and methods of using the cyclic dimers and the polymers derived from the cyclic dimers..
Novus International, Inc.

new patent

Bioderived based plasticizers

A bioderived based plasticizer is produced by reacting a bioderived diol (and/or a bioderived alcohol) and a bioderived carboxylic acid in the presence of n,n′-dicyclohexylcarbodiimide (dcc), wherein the bioderived carboxylic acid includes a hydrolyzed oil. The bioderived carboxylic acid (e.g., linoleic acid, α-linolenic acid, oleic acid, and mixtures thereof) may be produced by hydrolyzing a triglyceride, such as canola oil, linseed oil, soybean oil, and mixtures thereof.
International Business Machines Corporation

new patent

Compound having polymerizable group and crosslinkable group and producing the same

[where r1 is a hydrogen atom or methyl group; r2 is a c2-20 alkylene group etc.; r3 is an r-valent c2-20 aliphatic group etc.; r4 is a c1-20 alkyl group etc.; z is >ncoo— or —ocon< (where “—” is a bond, “>” and “<” each have two bonds, and any one of “>” and “<” is bonded to —ch2or4); and r is a natural number of 2 or more and 9 or less].. .

new patent

Water-resistant gypsum products and methods

This invention relates to water-resistant gypsum products manufactured with water-based emulsions comprising polymerizable siloxane compound and an anionic polyacrylamide; and methods for making a water-resistant gypsum product, comprising a step of preparing a water-based siloxane emulsion in a turbine emulsifier.. .
United States Gypsum Company

new patent

Dispersant for water treatment and water treatment method

An object of the present invention is to provide a dispersant for treatment of water. The dispersant is used in a membrane separation process of water containing an organic compound having a phenolic hydroxy group and prevents a reduction in amount of the water permeating a separation membrane, which is caused by deposition of the organic compound onto the surface of the separation membrane.
Kurita Water Industries Ltd.

new patent

Fruit in a bubble wrap mat

A package for compartmentalized preservation of harvested fruit or vegetables and methods are disclosed. The package may include a first flexible polymer film, comprising integral molded or vacuum formed cups configured to hold a fruit or vegetable, wherein the integral molded or vacuum formed cups can be collapsed into a plane of the first polymer film or extended from the first polymer film; and a second flexible polymer film configured to overlay the first polymer film.
Empire Technology Development Llc

new patent

Compostable coated paper container with oxygen barrier

A compostable container and a method of using the compostable container are disclosed. The container comprises a paper layer having oxygen barrier properties.
Trilliant Food And Nutrition, Llc





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