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Block Copolymer patents

      

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




Date/App# patent app List of recent Block Copolymer-related patents
08/18/16
20160238938 
 Methods of forming patterns patent thumbnailMethods of forming patterns
Methods of forming patterns includes guide patterns on a neutral layer. A self-assembling block copolymer (bcp) layer on the guide patterns and the neutral layer.
Sk Hynix Inc.


08/18/16
20160237353 
 Flame retardant block copolymers from renewable feeds patent thumbnailFlame retardant block copolymers from renewable feeds
A flame retardant block copolymer is prepared from renewable content. In an exemplary synthetic method, a bio-derived flame retardant block copolymer is prepared by a ring opening polymerization of a biobased cyclic ester and a phosphorus-containing polymer.
International Business Machines Corporation


08/18/16
20160237352 
 Flame retardant block copolymers from renewable feeds patent thumbnailFlame retardant block copolymers from renewable feeds
A flame retardant block copolymer is prepared from renewable content. In an exemplary synthetic method, a bio-derived flame retardant block copolymer is prepared by a ring opening polymerization of a biobased cyclic ester and a phosphorus-containing polymer.
International Business Machines Corporation


08/18/16
20160237307 
 Fluoro-alcohol additives for orientation control of block copolymers patent thumbnailFluoro-alcohol additives for orientation control of block copolymers
A film layer comprising a high-chi (χ) block copolymer for self-assembly and a hexafluoroalcohol-containing surface active polymer (sap) was prepared on a substrate surface that was neutral wetting to the domains of the self-assembled block copolymer. The block copolymer comprises at least one polycarbonate block and at least one other block (e.g., a substituted or unsubstituted styrene-based block).
International Business Machines Corporation


08/18/16
20160237277 
 Resin composition and molded article thereof patent thumbnailResin composition and molded article thereof
The resin composition of the present invention comprises (a) a polypropylene-based resin, (b) a polyphenylene ether-based resin, and (c) a first hydrogenated block copolymer-based resin and further comprises (d) an ethylene-α-olefin copolymer rubber and/or (e) a second hydrogenated block copolymer-based resin.. .
Asahi Kasei Kabushiki Kaisha


08/18/16
20160237237 
 Graphene nanoribbon-based gas barrier composites and methods of making the same patent thumbnailGraphene nanoribbon-based gas barrier composites and methods of making the same
In some embodiments, the present disclosure pertains to gas barrier composites that include a polymer matrix and graphene nanoribbons dispersed in the polymer matrix. The polymer matrix can include a phase-separated block copolymer with a hard phase domain and a soft phase domain.
William Marsh Rice University


08/18/16
20160237218 
 Polydiorganosiloxane-polycarbonate block copolymers patent thumbnailPolydiorganosiloxane-polycarbonate block copolymers
Disclosed herein are polydiorganosiloxane-polycarbonate block copolymers having desirable optical properties, and methods of making such block copolymers. Also disclosed herein are analytical methods for evaluating hydroxyaryl end-capped polydialkylsiloxane monomers..
Sabic Global Technologies B.v.


08/18/16
20160236439 
 Method of producing nanopatterned articles, and articles produced thereby patent thumbnailMethod of producing nanopatterned articles, and articles produced thereby
Nanopatterned surfaces are prepared by a method that includes forming a block copolymer film on a substrate, annealing and surface reconstructing the block copolymer film to create an array of cylindrical voids, depositing a metal on the surface-reconstructed block copolymer film, and heating the metal-coated block copolymer film to redistribute at least some of the metal into the cylindrical voids. When very thin metal layers and low heating temperatures are used, metal nanodots can be formed.
The University Of Massachusetts


08/18/16
20160235880 
 Eo/po block copolymers useful as stabilizers for pur foams patent thumbnailEo/po block copolymers useful as stabilizers for pur foams
The invention relates to compositions for producing hydrophilicized polyurethane foams, in particular for wound management, wherein the composition, containing a polyurethane dispersion and specific additives, is frothed and dried.. .
Covestro Deutschland Ag


08/11/16
20160230000 
 Damping thermoplastic elastomers patent thumbnailDamping thermoplastic elastomers
A thermoplastic elastomer compound includes styrenic block copolymer and high softening point tackifier. The styrenic block copolymer has a copolymer tan delta peak temperature and the thermoplastic elastomer compound has a compound tan delta peak temperature.
Polyone Corporation


08/11/16
20160229969 

Multiblock copolymer films with inorganic nanoparticles, methods of making same, and uses thereof


Asymmetric organic-inorganic films and methods for forming and using such films. For example, the films are used as membranes for selective separation applications.
Cornell University


08/11/16
20160229966 

Film with adjustable water vapor-permeability


Hydrophobic breathable film based on a polymer mixture of a) at least one hydrophilic elastomer block copolymer made of at least one polyamide block and at least one polyalkylene oxide block and b) at least one thermoplastic polymer, which regulates the steam-permeability of the breathable film.. .
Infiana Germany Gmbh & Co. Kg


08/11/16
20160229943 

Method for producing block copolymer, and block copolymer obtained using same


The present invention provides a method for producing a block copolymer, which includes subjecting styrene or a derivative thereof (excluding α-methylstyrene) to living anionic polymerization in the presence of a polymerization initiator by means of a microreactor having a channel being capable of mixing a plurality of liquids with each other, reacting a propagation end of the resultant polymer block (a) derived from styrene or a derivative thereof with α-methylstyrene to obtain an intermediate polymer having a polymer unit (b) derived from α-methylstyrene bonded to one end of the polymer block (a), and then subjecting a)meth)acrylate compound (c) to living anionic polymerization in the presence of a polymerization initiator so that the polymer unit (b) derived from α-methyl styrene in the intermediate polymer serves as a propagation end to form a polymer block (c) derived from the)meth)acrylate compound (c). .
Dic Corporation


08/11/16
20160228467 

Peg or peg block copolymer for treating colorectal cancer


The present invention relates to methods for and of treating, ameliorating or preventing colorectal cancer (crc) in humans using polyethylene glycol (peg) or a peg block-copolymer such as pluronic® f68. Compositions for use in treating, ameliorating and/or preventing crc comprising peg are also disclosed.
Norgine Bv


08/11/16
20160228361 

Polymeric micelle particle comprising anionic drugs and preparing the same


Disclosed are an anionic drug-containing polymeric micelle particle comprising: an anionic drug as an active ingredient; a cationic lipid; and an amphiphilic block copolymer, wherein the anionic drug forms a complex with the cationic lipid, and the complex is entrapped in the micelle structure of the amphiphilic block copolymer, and a method for preparing the same. The particle may increase stability of the anionic drug in blood or in a body fluid, and it may enable intracellular delivery to improve efficacy of anionic drugs..
Samyang Biopharmaceuticals Corporation


08/04/16
20160225490 

Process for degassing crosslinked power cables


A power cable comprising: (a) a conductor, (b) an insulation layer, and (c) a semiconductor layer comprising in weight percent based on the weight of the semiconductor layer: (1) 49-98% of a crosslinked olefin block copolymer (obc) having a density less than (<) 0.9 grams per cubic centimeter (g/cm3), a melt index greater than (>) 1, and comprising in weight percent based on the weight of the obc: (a) 35-80% soft segment that comprises 5-50 mole percent (mol %) of units derived from a monomer comprising 3 to 30 carbon atoms; and (b) 20-65% hard segment that comprises 0.2-3.5 mol % of units derived from a monomer comprising 3 to 30 carbon atoms; (2) 2-51% conductive filler, the insulation layer and semiconductor layer in contact with one another, is degassed by a process comprising the step of exposing the cable to a temperature of at least 80° c. For a period of time of at least 24 hours..
Dow Global Technologies Llc


08/04/16
20160223939 

Developer quantity control blade having blade member composed of a thermoplastic elastomer composition and image forming apparatus


A developer quantity control blade is provided which can sufficiently impart charge to toner and which allows bleeding of a material from a blade member to be suppressed even in application of a voltage. The developer quantity control blade includes a supporting member and a blade member, wherein the blade member is composed of a thermoplastic elastomer composition including a block copolymer having a polyamide structure and a polyether structure, and an ion conductive agent; in the blade member, a quantity of an extraction component to be extracted with methyl isobutyl ketone as a solvent is 0.5% by mass or more and 2.4% by mass or less; and a quantity of a molecule having a molecular weight of 5000 or less in the extraction component is 70% by mass or more..
Canon Kabushiki Kaisha


08/04/16
20160222258 

Performance apao hot melt adhesives containing high melt flow rate hydrogenated styrene block copolymers


Adding a compatible high melt flow rate (mfr), low melt viscosity, hydrogenated styrene block copolymer to amorphous poly alpha-olefins (apaos) results in adhesives that show acceptably high elongation and tensile strength, and which, when applied by different hot melt application methods onto elastic strands, result in personal hygiene article components that perform comparably to such components assembled using just styrene block copolymer components formulated with compatible tackifiers, processing oils and other additives.. .
Rextac Llc.


08/04/16
20160222174 

Method and compositions for synthesizing improved silk fibers


The present disclosure provides methods and compositions for directed to synthetic block copolymer proteins, expression constructs for their secretion, recombinant microorganisms for their production, and synthetic fibers (including advantageously, microfibers) comprising these proteins that recapitulate many properties of natural silk. The recombinant microorganisms can be used for the commercial production of silk-like fibers..
Bolt Threads, Inc.


08/04/16
20160220706 

Novel block copolymer and micelle compositions and methods of use thereof


Wherein r′ is —h or —ch3, wherein r is —nr1r2, wherein r1 and r2 are alkyl groups, wherein r1 and r2 are the same or different, wherein r1 and r2 together have from 5 to 16 carbons, wherein r1 and r2 may optionally join to form a ring, wherein n is 1 to about 10, and wherein x is about 20 to about 200 in total. Also provided are ph-sensitive micelle compositions for therapeutic and diagnostic applications..

07/28/16
20160218032 

Methods of forming a nanostructured polymer material including block copolymer materials


Methods for fabricating sub-lithographic, nanoscale microstructures utilizing self-assembling block copolymers, and films and devices formed from these methods are provided.. .
Micron Technology, Inc.


07/28/16
20160215177 

Tie-layer adhesives fr styrene polymers and articles


Adhesive compositions for styrene polymers are provided. The adhesives are suitable for use as tie-layers in multi-layer films and sheets and comprise a polyolefin base resin, a functionalized polyolefin and a combination of styrene triblock copolymers..
Equistar Chemicals, Lp


07/28/16
20160215085 

Methods of purifying a block copolymer and methods of forming a pattern using the block copolymer


The inventive concepts provide methods of purifying a block copolymer and methods of forming a pattern using the same. The purifying method is performed using a first adsorbent.
Samsung Electronics Co., Ltd.


07/28/16
20160215084 

Curable composition for printed circuit board, and cured coating film and printed circuit board incorporating same


Provided are: a curable composition that has excellent flexibility and shows excellent adhesion to both a plastic substrate and a conductor layer; a coating film of the curable composition; and a printed circuit board comprising a pattern-cured coating film obtained from the coating film. The present invention relates to: a curable composition for a printed circuit board, which is characterized by comprising (a) a block copolymer, (b) a hydroxyl group-containing (meth)acrylate compound and (c) a photopolymerization initiator; a coating film obtained by photo-curing the curable composition; and a printed circuit board comprising a resist pattern formed from the coating film..
Taiyo Ink Mfg Co., Ltd.


07/28/16
20160213796 

Method for producing sterilized medical formed article


A method is disclosed for producing a sterilized medical formed article that includes applying high-energy rays to a medical formed article at an exposure e. The medical formed article is formed of a resin composition that includes a hydrogenated block copolymer and a phenol-based antioxidant.
Zeon Corporation


07/28/16
20160213222 

Sticky cleaner for removing organic dirt


A sticky cleaner is provided for use in removing organic dirt stuck on a surface of an article. The sticky cleaner comprises a dirt-collecting member that collects the organic dirt as it makes contact with the surface of the article.
Nitto Denko Corporation


07/21/16
20160210397 

Methodology to generate guiding templates for directed self-assembly


A method of determining a characteristic of a guiding template for guiding self-assembly of block copolymer to form an entirety of a design layout, or a portion thereof, including a plurality of design features, each design feature including one or more elemental features, the method including selecting a characteristic of a guiding template for each of the one or more elemental features of the plurality of design features from a database or a computer readable non-transitory medium, the database or the computer readable non-transitory medium storing a characteristic of a guiding template for each of the one or more elemental features, and determining the characteristic of the guiding template to form the entirety of the design layout, or the portion thereof, by combining the selected characteristic of the guiding template for the one or more elemental features for each of the plurality of design features.. .
Asml Netherlands B.v.


07/21/16
20160208149 

Modified acrylic block copolymer, producing same, and intended use of same


A modified acrylic block copolymer is obtained by a method comprising subjecting a block copolymer (c) to a reaction with an amine compound, wherein the block copolymer comprises a polymer block (a) comprising a (meth)acrylic acid ester unit (a) and a polymer block (b′) comprising a (meth)acrylic acid ester unit (b′), the (meth)acrylic acid ester unit (a) is structurally different from the (meth)acrylic acid ester unit (b′), thereby partly or entirely converting the (meth)acrylic acid ester unit (b′) into at least one selected from the group consisting of an n-substituted (meth)acrylamide unit (d), a (meth)acrylic acid unit (c), and an n-substituted bis((meth)acryl)amide unit (e).. .
Kuraray Co., Ltd.


07/21/16
20160208055 

Compositions of resin-linear organosiloxane block copolymers


The present disclosure provides hydrosilylation curable compositions comprising resin linear organosiloxane block copolymers comprising, among other things, from about 0.5 to about 5 mole % c1 to c30 hydrocarbyl group comprising at least one aliphatic unsaturated bond. Such hydrosilylation curable resin-linear organosiloxane block copolymers have significantly faster cure speed, relative to their condensation curable counterparts.
Dow Corning Corporation


07/21/16
20160208039 

Block copolymer


A block copolymer, a method for preparing a block copolymer, a resin composition, and a film are provided. The block copolymer can be useful in inhibiting complete separation of the hard segment even under a severe high-temperature condition by increasing the chemical cross-linking density around the hard segment without causing an increase in glass transition temperature of the hard segment, thereby maintaining high-temperature durability..
Lg Chem, Ltd.


07/21/16
20160206759 

Polymer nanoparticle composite and composition for mri imaging including same


The present invention provides a safe polymer nanoparticle composite with few side effects, and an mri contrast agent incorporating said polymer nanoparticle composite. The polymer nanoparticle composite is capable of specifically accumulating on a tumor tissue to selectively extract the tissue, exhibiting high contrast even when used in small amounts, and enabling imaging over prolonged periods of time.
The University Of Tokyo


07/21/16
20160206750 

Block copolymers


Described herein are block copolymers, and methods of making and utilizing such copolymers. The described block copolymers are disruptive of a cellular membrane, including an extracellular membrane, an intracellular membrane, a vesicle, an organelle, an endosome, a liposome, or a red blood cell.
Phaserx, Inic.


07/21/16
20160206742 

Material to prevent post surgical infection


Biodegradable triblock copolymer compositions are provided which are useful in preventing and inhibiting bleeding and infection following surgery. The copolymers are reverse thermal gels in that when heated from a lower temperature to a higher temperature, they gel.
University Of Pittsburgh - Of The Commonwealth System Of Higher Education


07/21/16
20160206565 

Bi-functional co-polymer use for ophthalmic and other topical and local applications


The invention contemplates a copolymer which is a graft or block copolymer useful to change wettability and surface characteristics of biological surfaces. Methods for use of these formulations and coatings to change wettability and sterically stabilize, and lubricate biological surfaces in a subject, for example, in the treatment of dry eye syndrome, and to prevent adherence of unwanted proteins, for example in the treatment of contact lens intolerance, are provided..
Eyeon Particle Sciences Llc


07/14/16
20160203998 

Etching method


Provided is a method of etching an etching target layer of a workpiece. The method includes forming a self-assemblable block copolymer layer containing a first polymer and a second polymer on an intermediate layer formed on the etching target layer; processing the workpiece to form a first region containing the first polymer and a second region containing the second polymer, from the block copolymer layer; after the processing the workpiece, forming a mask by etching the second region and the intermediate layer just below the second region; after the forming the mask, forming a protective film on the mask by generating plasma of a processing gas containing silicon tetrachloride gas and oxygen gas within a processing container of a plasma processing apparatus that accommodates the workpiece; and after the forming the protective film, etching the etching target layer..
Tokyo Electron Limited


07/14/16
20160201014 

Aqueous liquid composition


An aqueous liquid composition, which may be used as a light duty hand dishwashing composition, comprising (i) at least one surfactant, (ii) at least one polyethylene oxide-polypropylene oxide block copolymer which is present in an amount of at least 0.4 weight % based on the weight of the composition, (iii) ethanol which is present in an amount of from 0.5 to 5 weight % based on the weight of the composition, and (iv) water. The mixture of in the polyethylene oxide-polypropylene oxide block copolymer and ethanol can inhibit or prevent gelling of the composition at a temperature below 0 c..
Colgate-palmolive Company


07/14/16
20160201005 

Low-friction fluorinated coatings


Low-friction fluorinated coatings are disclosed herein. A preferred low-friction material contains a low-surface-energy fluoropolymer having a surface energy between about 5 mj/m2 to about 50 mj/m2, and a hygroscopic material that is covalently connected to the fluoropolymer in a triblock copolymer, such as peg-pfpe-peg.
Hrl Laboratories, Llc


07/14/16
20160200925 

Image recording method, ink, and liquid composition


An image recording method including the steps of applying an ink containing a coloring material and anionic resin particles to a recording medium, and applying a liquid composition to the recording medium so as to at least partly overlap with an area where the ink is applied. The liquid composition destabilizes a dispersion state of the coloring material or of the anionic resin particles in the ink.
Canon Kabushiki Kaisha


07/14/16
20160200903 

Rubber composition for tires, and pneumatic tire manufactured using same


The present technology is a rubber composition for a tire comprising: a diene rubber; and a composite silica comprising a block copolymer and silica, the block copolymer comprising a first block obtained by polymerizing a first monomer containing at least a (meth)acrylate having a hydroxyl group and a second block obtained by polymerizing at least one type of a second monomer selected from the group consisting of styrene, derivatives thereof, and isoprene; the composite silica being produced in an organic solvent in the presence of the silica; and an amount of the composite silica being from 10 to 200 parts by mass per 100 parts by mass of the diene rubber; and a pneumatic tire using the same.. .
Tohoku Techno Arch Co., Ltd.


07/14/16
20160199828 

Precursor polyelectrolyte complexes compositions


The invention relates to compositions and methods of treatment employing compositions comprising polyelectrolyte complexes. The compositions include a water-soluble first polyelectrolyte bearing a net cationic charge or capable of developing a net cationic charge and a water-soluble second polyelectrolyte bearing a net anionic charge or capable of developing a net anionic charge.
The Clorox Company


07/14/16
20160199785 

High density membrane protein membranes


Embodiments of the invention provide methods for preparing high density membrane protein membranes by slow, controlled removal of detergent from mixtures of detergent, block copolymers and membrane protein mixtures. Membranes created by this method are also provided.
President And Fellows Of Harvard College


07/07/16
20160197318 

Resin composition for sealant layer of battery packaging material


A resin composition can impart high insulating properties, sealing properties, and moldability to a battery packaging material. A resin composition minimizes cracks when used in the sealant layer of a battery packaging material and a heat seal section of the material is bent, and can impart high insulating properties.
Dai Nippon Printing Co., Ltd.


07/07/16
20160197093 

Semiconductor memory device and manufacturing same


According to one embodiment, a method for manufacturing a semiconductor memory device includes forming a stacked body by alternately stacking an insulating film and a conductive film. The method includes forming a trench in the stacked body.
Kabushiki Kaisha Toshiba


07/07/16
20160195775 

Liquid crystal display having improved color reproduction


A liquid crystal display according to an exemplary embodiment of the present invention includes: a display panel, and a color conversion layer coupled to the display panel and having a color conversion layer, where the color conversion layer includes a block copolymer including a first copolymer and a second copolymer, and quantum rods dispersed within the block copolymer. The block copolymer includes a first block structure unit formed by the first copolymer; and a second block structure unit formed by the second copolymer, where the quantum rods is are disposed within either one of the first block structure unit and the second block structure unit..
Samsung Display Co., Ltd.


07/07/16
20160194751 

Brush composition, and producing structure containing phase-separated structure


A brush composition used for phase-separation of a layer containing a block copolymer having plural kinds of blocks bonded formed on a substrate, the brush composition including a resin component, the resin component having a structural unit (u1) represented by genera formula (u1-1), and having a hydroxy group on at least one terminal portion of the main chain thereof: in formula (u1-1), r represents a hydrogen atom, an alkyl group of 1 to 5 carbon atoms or a halogenated alkyl group of 1 to 5 carbon atoms; r1 represents a halogen atom, or a linear, branched or cyclic hydrocarbon group of 1 to 20 carbon atoms optionally containing an oxygen atom, a halogen atom or a silicon atom, or a combination of the linear, branched or cyclic hydrocarbon group; and p represents an integer of 1 to 5.. .
Tokyo Ohka Kogyo Co., Ltd.


07/07/16
20160194524 

Brush composition and producing structure containing phase-separated structure


A brush composition used for phase-separation of a layer containing a block copolymer on a substrate, the brush composition including a resin component (n), the resin component (n) containing a hydrophobic structural unit (nx) and a hydrophilic structural unit (ny), the amount of the structural unit (ny) within the resin component (n) being 5 mol % or less.. .
Tokyo Ohka Kogyo Co., Ltd.


07/07/16
20160194497 

Macroinitiator containing hydrophobic segment


The present invention relates to macroinitiators comprising at least one hydrophobic segments in a molecule, wherein a molecular weight of the hydrophobic segment is 300 to 1800. The present invention further relates to block copolymers, wetting agent and polymeric materials having the block copolymers of the present invention associated with, which is suitable for medical devices, particularly for ophthalmic devices, including contact lenses, ophthalmic lenses, punctal plugs and artificial corneas..
Johnson & Johnson Vision Care, Inc.


07/07/16
20160193346 

Injectable, non-aqueous suspension with high concentration of therapeutic agent


An injectable, nonaqueous suspension including at least one therapeutic agent suspended in a single component vehicle. The single component vehicle is a single amphiphilic material, such as a polyethoxylated castor oil or derivative thereof a polyoxyethylene alkyl ether, a polyoxyethylene sorbitan fatty acid ester, a polyoxyethylene stearate, a block copolymer of polyethylene oxide-polypropylene oxide-polyethylene oxide, a block copolymer of polypropylene oxide-polyethylene oxide-polypropylene oxide, a tetra-functional block copolymer of polyethylene oxide-polypropylene oxide, or a tetra-functional block copolymer of polypropylene oxide-polyethylene oxide.
Durect Corporation


07/07/16
20160193341 

Solid formulations of liquid biologically active agents


The instant invention relates to a solid product comprising a liquid biologically active agent which is intimately associated to a stabilizing agent; particularly a solid product that can be reconstituted to a clear, stable, stabilized nanodispersion or loaded micelles comprising a polymer as a stabilizing agent and a liquid, preferably water immiscible, biologically active agent. The instant invention is further directed toward a process for the production of the above solid product; particularly to micelles or nanodispersions produced by hydration of a cake or powder of the solid product, produced via an effective treatment of a stabilized solution comprising for example a polymer as a stabilizing agent, such as an amphiphilic block copolymer or a small molecular weight surfactant, loaded with a liquid biologically active agent, such as propofol, an optional additive, and a suitable solvent..
Paladin Labs (barbados) Inc.


07/07/16
20160193159 

Liposomal curcumin for treatment of cancer


The present invention provides a compositions and methods for the treatment of cancer, including pancreatic cancer, breast cancer and melanoma, in a human patient. The methods and compositions of the present invention employ curcumin or a curcumin analogue encapsulated in a colloidal drug delivery system, preferably a liposomal drug delivery system.
Board Of Regents, The University Of Texas System


07/07/16
20160192646 

Use of pbo-peo-pbo block copolymers in ophthalmic compositions


The use of poly(oxybutylene)-poly(oxyethylene)-poly(oxybutylene) block copolymers in pharmaceutical compositions useful for modifying the surfaces of contact lenses and other medical devices is disclosed. The present invention is based in-part on a discovery that this class of compounds is particularly efficient in wetting hydrophobic surfaces, such as the surfaces of silicone hydrogel contact lenses and other types of ophthalmic lenses, but do not induce foaming when used in conjunction with a peroxide-based contact lens disinfection regimen.
Alcon Research, Ltd.


06/30/16
20160187536 

Non-volatile photonic material and production the same


A photonic material capable of reflecting part of the light rays in a wavelength region from near-ultraviolet light to near-infrared light. The photonic material contains a block copolymer including a plurality of different polymer chains connected to one another.

06/30/16
20160186023 

Additive for caustic removable hot melt adhesives and formulations containing the same


An additive for imparting caustic removability to a hot melt adhesive includes a hydrocarbon copolymer containing one or more dicarboxylic acid moieties in at least partial ester form and a c5 hydrocarbon polymer comprising a polymeric backbone and, pendent thereon, one or more dicarboxylic acid moieties in at least partial ester form. The hydrocarbon copolymer and a c5 hydrocarbon polymer may have a weight average molecular weight less than 50,000, a flashpoint greater than or equal to 150° c., and may be soluble in a caustic solution having a ph of 8 or greater.

06/30/16
20160186004 

Copolymer formulation for directed self assembly, methods of manufacture thereof and articles comprising the same


Disclosed herein is a method comprising disposing upon a substrate a composition comprising a block copolymer; where the block copolymer comprises a first polymer and a second polymer; where the first polymer and the second polymer of the block copolymer are different from each other and the block copolymer forms a phase separated structure; an additive polymer; where the additive polymer comprises a reactive moiety that is operative to react with a substrate upon which it is disposed; and where the additive polymer comprises a homopolymer that is the chemically and structurally the same as one of the polymers in the block copolymer or where the additive polymer comprises a random copolymer that has a preferential interaction with one of the blocks of the block copolymers; and a solvent; and annealing the composition.. .

06/30/16
20160186003 

Copolymer formulation for directed self assembly, methods of manufacture thereof and articles comprising the same


Disclosed herein is a composition comprising a block copolymer; where the block copolymer comprises a first polymer and a second polymer; where the first polymer and the second polymer of the block copolymer are different from each other and the block copolymer forms a phase separated structure; and an additive polymer; where the additive polymer comprises a reactive moiety that is reacted to a substrate upon which it is disposed; and where the additive polymer comprises a homopolymer that is the chemically and structurally the same as one of the polymers in the block copolymer or where the additive polymer comprises a random copolymer that has a preferential interaction with one of the blocks of the block copolymers.. .

06/30/16
20160186002 

Copolymer formulation for directed self assembly, methods of manufacture thereof and articles comprising the same


Disclosed herein is a composition comprising a block copolymer; where the block copolymer comprises a first polymer and a second polymer; where the first polymer and the second polymer of the block copolymer are different from each other and the block copolymer forms a phase separated structure; an additive polymer comprising a polymer wherein the surface tension of the polymer with the first polymer and the surface tension of the polymer with the second polymer are both lower than the surface tension between the first polymer and second polymer; where the additive polymer comprises a reactive functional moiety that forms a bond or a complex or a coordinate with the substrate upon being disposed on the substrate; where the reactive functional moiety is unreacted when it is a part of the composition; and a solvent.. .

06/30/16
20160186001 

Copolymer formulation for directed self assembly, methods of manufacture thereof and articles comprising the same


Disclosed herein is a pattern forming method comprising providing a substrate devoid of a layer of a brush polymer; disposing upon the substrate a composition comprising a block copolymer comprising a first polymer and a second polymer; where the first polymer and the second polymer of the block copolymer are different from each other; an additive polymer comprising a reactive functional moiety that forms a bond with or a complex or a coordinate with the substrate upon being disposed on the substrate; and a solvent; and annealing the composition to facilitate bonding or complexation or coordination of the additive polymer to the substrate and domain separation between the first polymer and the second polymer of the block copolymer to form a morphology of periodic domains formed from the first polymer and the second polymer.. .

06/30/16
20160185658 

Method for manufacturing antifogging porous silica thin film


A method for manufacturing an antifogging porous silica thin film includes preparing a silicon block copolymer micelle solution, forming a coating layer by applying the solution on a substrate using a compressed air spraying method, forming a porous silica thin film by subjecting the coating layer to an oxygen plasma treatment, and solvent-annealing the porous silica thin film.. .

06/30/16
20160185085 

Blend and film exhibiting resistance to ink abrasion


A polymer blend comprises a propylene-based homopolymer or copolymer in an amount of from 75 to 95 weight percent, and an olefin block copolymer (obc) in an amount of from 5 to 25 weight percent, based total blend weight. The polymer blend, and films having outer printed layers containing the blend, provide enhanced ink abrasion resistance.

06/30/16
20160184457 

Nucleic acid-encapsulating polymer micelle complex and producing same


A nucleic acid-encapsulating polymer micelle complex is formed of a block copolymer containing an uncharged hydrophilic polymer chain block and a cationic polymer chain block; and two single-stranded dna molecules having mutually complementary base sequences of 1000 or more bases in length, double-stranded dna of 1000 or more base pairs in length in which at least a part of a double helix structure is dissociated and forms a single-stranded structure, or one single-stranded dna molecule of 1000 or more bases in length.. .

06/30/16
20160184075 

Biomaterial


The present invention provides a triblock copolymer and a viscoelastic biostable foam comprising the same.. .

06/23/16
20160178999 

Method of designing lithography features by self-assembly of block copolymer


A method of design or verification for a self-assemblable block copolymer feature, the block copolymer feature including a first domain having a first polymer type and a second domain having a second polymer type, the method including, based on the length of the second polymer type or on an uncertainty in position of the first domain within the block copolymer feature calculated based on the length of the second polymer type, adjusting a parameter of the self-assembly process of a block copolymer feature or verifying a placement of a block copolymer feature.. .

06/23/16
20160178822 

Wire grid polarizer and fabricating the same


A method of fabricating a wire grid polarizer includes sequentially forming a conductive layer, a guide layer, and a surface treatment protection layer on a substrate, patterning the surface treatment protection layer and the guide layer, forming a surface treatment film on side surfaces and upper surfaces of the first and second patterns, removing the first and second surface treatment protection patterns from the respective first and second patterns on which the surface treatment film is formed, to expose upper surfaces of the first and second guide patterns and providing a block copolymer of two monomers having mutually different etch rates into a space defined by the conductive layer and the first and second guide patterns, wherein a transfer layer which is hydrophobic to the block copolymer of two monomers is formed on the upper surfaces of the first and second guide patterns.. .

06/23/16
20160177151 

Surface protection film


An illustrative aspect of the invention provides a film comprising a release layer defining a first outer film surface and an adhesion layer defining a second outer film surface opposite the first outer film surface. The adhesion layer comprises a hydrogenated styrene block copolymer with a styrene content in a range of about 30% to 40% by weight.

06/23/16
20160177150 

Hot melt adhesive composition for bonding packs of plastic containers


The present invention relates to a hot melt adhesive composition, comprising based on the total weight of the hot melt adhesive composition: (a) more than 25 weight percent of at least one block copolymer, (b) from about 27 to about 45 weight percent of at least one plasticizer, (c) from about 18 to less than about 55 weight percent of a combination of at least two different resins; and (d) optionally up to 10% weight percent of at least one wax. The hot melt adhesive composition of the invention can be used for bonding bundles of plastic containers such as bottles into packs..

06/23/16
20160177141 

Hot melt pressure-sensitive adhesives for removable applications


The present invention is related to pressure-sensitive hot melt adhesive compositions and their applications. In particular, the adhesive compositions described herein comprise a block copolymer component, a hydrocarbon tackifier resin component, and a propylene-based polymer component, wherein the propylene-based polymer component has a mfr of greater than about 1,000 g/10 min to less than about 10,000 g/10 min..

06/23/16
20160177083 

Hydrogenated block copolymer and composition comprising same


Provided are a block copolymer and a thermoplastic elastomer composition each of which is excellent in both tensile strength and elastic recovery, and has good abrasion resistance. Specifically, provided are a hydrogenated block copolymer, which is obtained by hydrogenating a block copolymer having two or more polymer blocks (a) each containing a structural unit derived from an aromatic vinyl compound and one or more polymer blocks (b) each containing structural units derived from isoprene and 1,3-butadiene, in which the hydrogenated block copolymer has a crystallization peak temperature (tc) defined as described below of −3 to 15° c., and a thermoplastic elastomer composition containing the hydrogenated block copolymer: (crystallization peak temperature (tc)) a peak top temperature of an exothermic peak observed when the temperature of a sample is increased from 30° c.

06/23/16
20160177037 

Aminosiloxanes of high purity


Disclosed herein is a composition comprising amino-functional polysiloxanes of high purity and their preparation. Also disclosed herein is an aminoalkyl-functional polysiloxane, a process for purifying this aminoalkyl-functional polysiloxane, a process for preparing the composition, a use of the composition, a polyorganosiloxane-polyorgano block copolymer, a process for the preparation of a polyorganosiloxane-polyorgano block copolymer and a shaped, formed and/or extruded shaped article..

06/23/16
20160177036 

High aspect ratio nanofibril materials


The present invention features linear and three-dimensional supramolecular materials self-assembled from block co-polymers comprising oligo(ethylene sulfide) (oes). The block copolymers assemble into fibrils, micelles, or matrices.

06/23/16
20160177026 

Absorbable copolymers with improved thermal stability


The present invention relates to absorbable block copolymers with improved characteristics including thermal stability, molecular weight consistency, inherent viscosity retention following melt extrusion, and fibers made from the polymers exhibit increased strength.. .

06/23/16
20160176165 

Tear resistant multilayer film


A tear resistant multilayer film including a stack of polymeric layers that includes first and second layer types. Layers of the first layer type includes a first polymer and the layers of the second layer type includes a second polymer.

06/23/16
20160175445 

Reversely thermo-reversible hydrogel compositions


A reversely thermo-reversible hydrogel composition comprising a water soluble block copolymer comprising at least two blocks of polyethylene oxide and at least one block of polypropylene oxide, and at least one associative gelling adjuvant having water solubility less than 0.5 g/100 ml, preferably less than 0.3 g/100 ml at 20° c., and being capable of forming water soluble inter-molecular complexes with the water soluble block copolymer in water. The hydrogel composition exhibits improved gelling efficiency, enhanced solubility and/or stability for water sparely soluble and insoluble pharmaceutical agents.

06/23/16
20160175247 

Composition containing polycationic triblock copolymer, polyanionic polymer and physiologically active peptide


Peg is a segment that contains poly(ethylene glycol).. .

06/16/16
20160172187 

Method of forming fine pattern and manufacturing integrated circuit device using the method


A method of forming a fine pattern includes forming pillar-shaped guides regularly arranged on a feature layer, forming a block copolymer layer on the feature layer around the pillar-shaped guides, phase separating the block copolymer layer, forming first domains regularly arranged on the feature layer with the pillar-shaped guides, forming a second domain on the feature layer surrounding the pillar-shaped guides and the first domains, removing the first domains, and forming holes corresponding with the first domains in the feature layer by etching the feature layer using the pillar-shaped guides and the second domain as etch masks. The block copolymer layer includes a polymer blend having first and second polymer blocks having first and second repeat units, respectively, a first homopolymer and a second homopolymer.

06/16/16
20160170115 

Wire grid polarizer and manufacturing the same


A method of manufacturing a wire grid polarizer is provided. The method includes: forming an electrical conductive layer on a substrate; forming a guide pattern layer on the electrical conductive layer, wherein the guide pattern layer includes two or more linear structures separated from one another; forming a fluorocarbon surface modification layer on each of the linear structures using a fluorine-based gas plasma treatment; and forming a neutral layer on the electrical conductive layer, wherein the neutral layer has a nonselective affinity with repeating units of a block copolymer..
Samsung Display Co. Ltd.


06/16/16
20160168506 

Oil recovery aid


Compositions for increasing corn oil recovery and embodiments of methods for using the composition for corn oil separation are described. The composition(s) incorporate an admixture that includes a polymer selected from a polyglycol ester, a polyethyleneoxide-polypropyleneoxide block copolymer, a poloxamine, or a mixture thereof.
Phibro Animal Health Corp.


06/16/16
20160168433 

Cohesive fastener formulations with olefin block copolymers


The present disclosure is directed to a composition comprising a) an olefin block copolymer; b) a tackifies; c) an ethylene-based polymer with a density from 0.90 g/cc to 0.94 g/cc; and d) an oil. The composition finds advantageous application as a cohesive layer in a fastening device, for example, a fastening device for a hygiene absorbent product..
Rohm And Haas Company


06/16/16
20160168345 

Elastomeric compositions for blown-film extrusion


Improving processability of homogeneous extrusion blown elastomeric films by compatibilizing impact polystyrene in an effective amount with olefin elastomers and styrenic block copolymers.. .
Clopay Plastic Products Company, Inc.


06/16/16
20160168334 

Phenolic compounds as end-capping agents for polysiloxanes in polycarbonate-polysiloxane block copolymers


Disclosed herein are phenolic compounds as replacements for eugenol as end-capping agents in polysiloxanes, such as eugenol-endcapped polysiloxanes that are used to prepare polycarbonate-polysiloxane copolymers.. .
Sabic Global Technologies B.v.


06/16/16
20160168305 

Method for controlling the synthesis of a block copolymer containing at least one nonpolar block and at least one polar block and use of said block copolymer in applications of nanolithography by direct self-assembly


Recovering the copolymer obtained.. .

06/16/16
20160168304 

Olefin block copolymer and preparation method thereof


The present description relates to an olefin block copolymer having excellences in elasticity and heat resistance and its preparation method. The olefin block copolymer includes a plurality of blocks or segments, each of which includes an ethylene or propylene repeating unit and an α-olefin repeating unit at different weight fractions.
Lg Chem, Ltd.


06/16/16
20160168303 

Mono vinyl aromatic conjugated diene block copolymer and polymer composition comprising said block copolymer and a mono vinylarene acrylate copolymer


The present invention relates to novel block copolymers comprising at least one mono vinyl aromatic monomer (also referred to as mono vinylarene) and at least one conjugated diene monomer, in particular to styrene butadiene block copolymers (sbc), with a defined block structure. The invention further relates to polymer blends which comprise at least one block copolymer and at least one mono vinylarene acrylate copolymer, in particular a styrene-methyl methacrylate copolymer.
Styrolution Group Gmbh


06/16/16
20160168298 

Photocrosslinkable block copolymers for hot-melt adhesives


Disclosed is a method for formation of block copolymers using a single electron transfer living radical polymerization (set-lrp) process. The process can be used to form di and tri-block copolymers from vinyl monomers.
Henkel Corporation


06/16/16
20160167344 

Slip-resistant garment and manufacturing process thereof


A slip-resistant garment may include: at least one textile structure; and/or at least one slip-resistant portion coupled to the at least one textile structure. The at least one slip-resistant portion may include at least one thermoplastic polymer selected from among: (a) block copolymers of styrene; (b) copolymers of ethylene with at least one c3-c12 alpha-olefin; (c) copolymers of at least one butene with at least one diene; or (d) copolymers of ethylene with at least one ester having an ethylene unsaturation selected from among: c1-c8 alkyl acrylate, c1-c8 alkyl methacrylates, or vinyl c2-c8 carboxylates.
Fait Plast S.p.a.


06/16/16
20160166411 

Fabric-covered polymeric prosthetic liner


A prosthetic cushion liner may include a fabric covering having an open end for introduction of a residual limb and a closed end opposite the open end. The prosthetic cushion liner may include a continuous layer of a gel composition residing on an interior surface of the fabric covering.
The Ohio Willow Wood Company


06/09/16
20160163563 

Etching method


There is provided an etching method for etching an object to be processed by using a substrate processing apparatus including a process chamber including a first electrode and a second electrode disposed opposite to the first electrode to receive the object to be processed thereon. The etching method includes a process of removing at least one of a first polymer and a second polymer by etching the object to be processed on which a pattern of the first polymer and the second polymer is formed by phase separation of a block copolymer containing the first polymer and the second polymer at a temperature lower than or equal to 10 degrees c.
Tokyo Electron Limited


06/09/16
20160163560 

Substrate processing method, storage medium and substrate processing system


There is provided a method of processing a substrate using a block copolymer composed of a first polymer containing an oxygen atom and a second polymer containing no oxygen atom, the method including: coating the block copolymer onto the substrate on which a predetermined pattern is formed; phase-separating the block copolymer into the first polymer and the second polymer; and heating the substrate in a low oxygen atmosphere to selectively remove the first polymer from the phase-separated block copolymer.. .
Tokyo Electron Limited


06/09/16
20160163536 

Methods of forming semiconductor device structures including metal oxide structures


Methods of forming metal oxide structures and methods of forming metal oxide patterns on a substrate using a block copolymer system formulated for self-assembly. A block copolymer at least within a trench in the substrate and including at least one soluble block and at least one insoluble block may be annealed to form a self-assembled pattern including a plurality of repeating units of the at least one soluble block laterally aligned with the trench and positioned within a matrix of the at least one insoluble block.
Micron Technology, Inc.


06/09/16
20160161647 

Method for producing mold for minute pattern transfer, producing diffraction grating using the same, and producing organic el element including the diffraction grating


A method for producing a mold includes: applying a block copolymer solution made of first and second polymers on a base member; performing a first annealing process at a temperature higher than tg of the block copolymer after drying the coating film; forming a concavity and convexity structure on the base member by removing the second polymer by an etching process; performing a second annealing process of the concavity and convexity structure at a temperature higher than tg of the first polymer; forming a seed layer on the structure; laminating or stacking a metal layer on the seed layer by an electroforming; and peeling off the metal layer from the base member. The second annealing process enables satisfactory transfer of a concavity and convexity structure on the base member onto the metal layer..
Tokyo Institute Of Technology


06/09/16
20160160086 

Hot-melt adhesive and use thereof


Use of a hot-melt adhesive for adhesive bonding of at least a first packaging and a second packaging, the hot-melt adhesive comprising: (a) 50-85 parts per weight of a basis polymer, wherein the basis polymer is consisting of a metallocene catalysed polyolefin polymer, preferably ethene-1-octene-copolymer; (b) 10-25 parts per weight of a modifying polymer, the modifying polymer comprising a styrene block copolymer; (c) 5-25 parts per weight of a reinforcing wax, preferably a polyethylene wax or a wax produced by the fischer-tropsch synthesis route, the wax component preferably comprising paraffinic oil, naphthenic oil, polybutene, dibasic ester, polyol or mixtures thereof; and (d) 0.05-1.5 parts per weight of a stabilizer component comprising a sterically hindered phenolic antioxidant and/or a hindered amine light stabilizer and a pack comprising the hot-melt adhesive.. .
Ip & Patent Management Ug (haftungsbeschränkt)


06/09/16
20160160038 

Thermoplastic elastomer compounds exhibiting shape memory via thermo-mechanical action


A thermoplastic elastomer compound is disclosed having a high strain recovery rate and a high strain fixity rate to provide shape memory, preferably manageable shape memory. One type of thermoplastic elastomer compound is comprises a maleated styrenic block copolymer and polycaprolactone to achieve the shape memory.
Polyone Corporation


06/09/16
20160159987 

Polydiorganosiloxane polymide copolymers having organic soft segments


Polydiorganosiloxane polyamide, block copolymers having organic soft segments and methods of making the copolymers are provided.. .
3m Innovative Properties Company


06/09/16
20160159961 

Process for production of fluorine-containing block copolymer


Provided is a process for the production of a fluorine-containing block copolymer, which suppresses the formation of a homopolymer as a by-product and which, regardless of whether the chain transfer constant of the iodine end is large or small, achieves nearly 100% conversion into a block copolymer. The process is characterized by reacting (a) a fluorine-containing polymer which has an iodine atom or a bromine atom at either or both terminals of the backbone chain and/or at a side-chain terminal with (m) a radical-polymerizable monomer in the presence of (c) a sulfur compound represented by general formula (2): (y1)nh2-ns2o4 (wherein y1 is a mono- or divalent metal ion or an ammonium ion; and n is an integer of 0 to 2)..
Daikin Industries, Ltd.


06/02/16
20160155787 

Method for fabricating display device and display device thereof


A display device having an uneven electrode enhances display quality by improving the emission efficiency of the vertically polarized light. The method for fabricating a display device includes forming a thin film transistor on a base substrate, forming a first electrode connected to the thin film transistor, forming a block copolymer layer on the first electrode, patterning the block copolymer layer and forming a uneven first electrode having a plurality of electrode grooves by etching the first electrode exposed by the block copolymer pattern, and forming a light emitting layer on the uneven first electrode..
Samsung Display Co., Ltd.


06/02/16
20160155784 

Method for fabricating display device and display device


A method for fabricating a display device includes forming a thin film transistor on a base substrate, forming a first electrode connected to the thin film transistor, forming a pixel defining layer overlapping a portion of the first electrode, such that the pixel defining layer exposes a portion of the first electrode and partitions pixel areas, forming a block copolymer layer on the first electrode and the pixel defining layer, patterning the block copolymer layer, etching the pixel defining layer by using the patterned block copolymer layer as a mask, such that an uneven pixel defining layer with a plurality of defining layer grooves is formed, and forming a light emitting layer on the first electrode and the uneven pixel defining layer.. .
Samsung Display Co., Ltd.


06/02/16
20160155743 

Method for forming patterns of semiconductor device


A method for forming patterns of a semiconductor device includes forming a block copolymer layer on an underlying layer, the underlying layer including a first block copolymer having first and second polymer blocks; phase-separating the block copolymer layer to form first block portions including the first polymer block and a second block portion surrounding the first block portions and including the second polymer block; removing the first block portions to form first openings; forming block copolymer pillars to fill the first openings, the block copolymer pillars including a second block copolymer having third and fourth polymer blocks; phase-separating the block copolymer pillars to form third block portions including the third polymer block and fourth block portions including the fourth polymer block within the first openings; and removing the third block portions to form second openings.. .
Samsung Electronics Co., Ltd.


06/02/16
20160154302 

Method for the perpendicular orientation of nanodomains of block copolymers, using statistical or gradient copolymers, the monomers of which differ at least in part from those present in each of the blocks of the block copolymer


The present invention relates to a process for the perpendicular orientation of nanodomains of block copolymers on a substrate by using a sublayer of random or gradient copolymers whose monomers differ at least in part from those present, respectively, in each of the blocks of the block copolymer.. .
Institut Polytechnique De Bordeaux


06/02/16
20160154158 

Wire grid polarizer and fabricating the same


A method for fabricating a wire grid polarizer according to an embodiment comprises: forming a conductive layer on a substrate; forming a guide layer on the conductive layer; forming a hard mask pattern to partially expose the guide layer; forming a guide pattern to partially expose the conductive layer; providing a block copolymer of two monomers having different etching rates; forming two sets of monomer blocks by aligning the block copolymer; selectively removing one set of monomer blocks; and forming a conductive wire pattern using the remaining set of monomer blocks and the guide pattern as etching masks. A width of an upper end of the guide pattern adjacent to the hard mask pattern is smaller than a width of a lower end adjacent to the conductive layer.
Samsung Display Co. Ltd.


06/02/16
20160152824 

Polymer composition


A composition may contain a first polymer, a second polymer, and a block copolymer. The first polymer may be polyactic acid, starch, polybutylene succinate, poly(butylene adipate-co-terephthalate), or a mixture thereof.
Total Research & Technology Feluy


06/02/16
20160152823 

High thermal conductivity thermoplastic resin composition with excellent injection moldability


A highly thermally conductive thermoplastic resin composition of the present invention contains: (a) a thermoplastic polyester resin having a weight average molecular weight of 50,000 to 200,000; (b) a polyalkylene terephthalate block copolymer composed of a polyether segment and a polyethylene terephthalate segment which includes an ethylene terephthalate unit as a main component; and (c) a highly thermally conductive inorganic compound, the highly thermally conductive thermoplastic resin composition containing, with respect to 100 parts by weight of (a) the thermoplastic polyester resin, 20 parts by weight to 200 parts by weight of (b) the polyalkylene terephthalate block copolymer and 20 parts by weight to 250 parts by weight of (c) the highly thermally conductive inorganic compound.. .
Kaneka Corporation


06/02/16
20160152758 

Compatibilized tire tread compositions


A polyolefin-polybutadiene block-copolymer and a tire tread composition comprising the polyolefin-polybutadiene block-copolymer, the composition comprising, by weight of the composition, within the range from 15 to 60 wt % of a styrenic copolymer, processing oil, filler, a curative agent, and from 4 to 20 wt % of a polyolefin-polybutadiene block-copolymer, wherein the polyolefin-polybutadiene block-copolymer is a block copolymer having the general formula po-xl-fpb; where “po” is a polyolefin block having a weight average molecular weight within the range from 1000 to 150,000 g/mole, the “fpb” is a functionalized polar polybutadiene block having a weight average molecular weight within the range from 500 to 30,000 g/mole, and “xl” is a cross-linking moiety that covalently links the po and fpb blocks; and wherein the maximum energy loss (tangent delta) of the immiscible polyolefin domain is a temperature within the range from −30° c. To 10° c..
Exxonmobile Chemical Patents Inc.




Block Copolymer topics: Block Copolymer, Calcium Carbonate, Monovalent, Line Array, Semiconductor, Pyrrolidone, Hydrogen Peroxide, Propylene Oxide, Ethylene Oxide, Organosiloxane

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