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This page is updated frequently with new Polymer-related patents. Subscribe to the Polymer RSS feed to automatically get the update: related Polymer RSS feeds.

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Date/App# patent app List of recent Polymer-related patents
04/17/14
20140107795
 Osteoarthritis treatment and device patent thumbnailnew patent Osteoarthritis treatment and device
A method for treating arthritis of a joint includes identifying a bone lesion in a bone adjacent to the joint; and implanting in the bone a reinforcing member in or adjacent to the bone lesion. A kit for conducting the method includes: (a) at least one reinforcing member having a proximal face adapted to face the joint, a distal face adapted to face away from the joint, and a wedge-shaped edge adapted to pierce bone, wherein the at least one reinforcing member is planar and sterile; and (b) a container adapted to maintain the at least one reinforcing member sterile.
04/17/14
20140107672
 Suture passer and subcortical knot placement patent thumbnailnew patent Suture passer and subcortical knot placement
A suture passer (121) and method of using for the exchange of sutures between sections of a device used for attachment of tissue to bone or delivering suture to a separate device with the purpose of pushing then pulling suture through a plane of bone and/or tissue. In one embodiment a u-shaped or teardrop-shaped ridged material (18) (solid wire, braided wire, monofilament extruded polymer) stiffer than the intended suture material is used to pass the suture.
04/17/14
20140107592
 Coating comprising a terpolymer comprising caprolactone and glycolide patent thumbnailnew patent Coating comprising a terpolymer comprising caprolactone and glycolide
The present invention provides a coating comprising a reservoir layer comprising a terpolymer comprising caprolactone and glycolide and a primer layer comprising an amorphous polymer on an implantable device and methods of making and using the same.. .
04/17/14
20140107542
 Actuator for delivery of vibratory stimulation to an area of the body and method of application patent thumbnailnew patent Actuator for delivery of vibratory stimulation to an area of the body and method of application
An actuator is disclosed for delivering mechanical vibrations to the body of a subject. The actuator includes a piezoelectric element, electrodes in electrical or wireless communication with an electrical source and the piezoelectric element to drive the piezoelectric element, a polymeric protective layer encapsulating the piezoelectric element and at least part of the electrodes, and an enclosure attached to the protective layer and defining a space between the protective layer and the enclosure allowing desired modes of vibration to develop across a surface of the protective layer that encapsulated the piezoelectric element.
04/17/14
20140107455
 Implantable detection/stimulation multipolor microlead patent thumbnailnew patent Implantable detection/stimulation multipolor microlead
Leads for use with implantable medical devices are provided. One microlead is intended to be implanted in the venous, arterial, or lymphatic networks.
04/17/14
20140107448
 In-vitro calibration of an ophthalmic analyte sensor patent thumbnailnew patent In-vitro calibration of an ophthalmic analyte sensor
An eye-mountable device includes an electrochemical sensor embedded in a polymeric material configured for mounting to a surface of an eye. The electrochemical sensor includes a working electrode, a reference electrode, and a reagent that selectively reacts with an analyte to generate a sensor measurement related to a concentration of the analyte in a fluid to which the eye-mountable device is exposed.
04/17/14
20140107447
 In-vitro calibration of an ophthalmic analyte sensor patent thumbnailnew patent In-vitro calibration of an ophthalmic analyte sensor
An eye-mountable device includes an electrochemical sensor embedded in a polymeric material configured for mounting to a surface of an eye. The electrochemical sensor includes a working electrode, a reference electrode, and a reagent that selectively reacts with an analyte to generate a sensor measurement related to a concentration of the analyte in a fluid to which the eye-mountable device is exposed.
04/17/14
20140107446
 Flexible microelectrode array with integrated stiffening shank, and method of fabrication patent thumbnailnew patent Flexible microelectrode array with integrated stiffening shank, and method of fabrication
A stiffener-reinforced microelectrode array device and fabrication method having a plurality of polymer layers surroundably encapsulating one or more electrodes connected to one or more metal traces so that the one or more electrodes are exposed. A stiffening shank is also integrally embedded in the polymer layers adjacent an insertion end of the device near the electrodes to provide mechanical support during insertion..
04/17/14
20140107445
 Microelectrodes in an ophthalmic electrochemical sensor patent thumbnailnew patent Microelectrodes in an ophthalmic electrochemical sensor
An eye-mountable device includes an electrochemical sensor embedded in a polymeric material configured for mounting to a surface of an eye. The electrochemical sensor includes a working electrode, a reference electrode, and a reagent that selectively reacts with an analyte to generate a sensor measurement related to a concentration of the analyte in a fluid to which the eye-mountable device is exposed.
04/17/14
20140107444
 Microelectrodes in an ophthalmic electrochemical sensor patent thumbnailnew patent Microelectrodes in an ophthalmic electrochemical sensor
An eye-mountable device includes an electrochemical sensor embedded in a polymeric material configured for mounting to a surface of an eye. The electrochemical sensor includes a working electrode, a reference electrode, and a reagent that selectively reacts with an analyte to generate a sensor measurement related to a concentration of the analyte in a fluid to which the eye-mountable device is exposed.
04/17/14
20140107403
new patent Incontinence treatment device
An incontinence treatment system includes a urethral support extending between a first end and a second end, a first connector attached to the first end of the urethral support and a second connector attached to the second end of the urethral support, and an energy source. At least one of the first connector and the second connector is a cross-linked polymer connector having a glass transition temperature between 40-70 degrees celsius.
04/17/14
20140107388
new patent Fuel gas conditioning process using glassy polymer membranes
Disclosed herein is a process for conditioning natural gas containing c3+ hydrocarbons, so that it can be used as combustion fuel to run gas-powered equipment, including gas engines and turbine-driven compressors, in the gas field or the gas processing plant. The claimed process use glassy polymeric membranes that are preferentially permeable to methane over c2+ hydrocarbons to produce a partially purified methane stream.
04/17/14
20140107386
new patent Polymerization process
The present invention relates to a polymerization process of producing ethylene-alpha-olefin polymer. The polymerization process comprises supplying at a feed temperature a feed containing ethylene, at least one alpha-olefin and optionally, a diene in a solvent, the solvent is supplied at a solvent feed rate; supplying at a catalyst feed rate a catalyst to a reactor, and contacting the feed with the catalyst to produce a reaction mixture containing the polymer.
04/17/14
20140107381
new patent Hydroxide catalysts for lignin depolymerization
Solid base catalysts and their use for the base-catalyzed depolymerization (bcd) of lignin to compounds such as aromatics are presented herein. Exemplary catalysts include layered double hydroxides (ldhs) as recyclable, heterogeneous catalysts for bcd of lignin..
04/17/14
20140107374
new patent Functionalized polyethylene terephthalate polymers, functionalized derivative polymers of polyethylene terephthalate, methods of making and using same
The presently disclosed and claimed inventive concept(s) relates generally to the functionalized polyethylene terephthalate polymers and functionalized derivatives of pet. More particularly, but not to be construed as limiting, the presently disclosed and claimed inventive concept(s) relate to lower molecular weight functionalized digested pet materials from digesting recycled and methods of making and using same..
04/17/14
20140107349
new patent Methods for preparing polymeric reagents
The present invention provides among other things methods for preparing polymeric reagents, wherein the method comprises (a) providing an aromatic moiety bearing a hydroxy group, a first amino group and a second amino group; (b) reacting a functional group reagent with the hydroxy group to result in a hydroxy group bearing a functional group capable of reacting with an amino group of an active agent and resulting in a hydrolyzable carbamate; and (c) reacting a plurality of poly(alkylene glycol) water-soluble polymers bearing a reactive group with the first amino group and second amino group to result in (i) a first amino group bearing a water-soluble polymer through a spacer moiety, and (ii) a second amino group bearing a second water-soluble polymer through a spacer moiety.. .
04/17/14
20140107329
new patent N,n,n-trilakylaminopolymers, methods of their preparation and uses thereof
There is provided a method for the preparation of an n,n,n-trialkylaminopolymer having one or more unsubstituted heteroatoms different from nitrogen atom. The method comprises a first step of alkylating an aminopolymer to produce an n,n-dialkylaminopolymer, wherein substantially no n,n,n-trialkylaminopolymer is produced; and a second step of alkylating the n,n-diaminopolymer to produce the n,n,n-trialkylaminopolymer.
04/17/14
20140107328
new patent Chemoselective enrichment for compound isolation
Chemoselective isolation of aliphatic hydroxyl group-containing and aromatic hydroxyl group-containing compounds is accomplished via formation of polymeric siloxyl ethers. Chemoselective release of aliphatic hydroxyl group-containing and aromatic hydroxyl group-containing compounds from polymeric siloxyl reagents is described..
04/17/14
20140107320
new patent Blood coagulation protein conjugates
The invention relates to materials and methods of conjugating a water soluble polymer to an oxidized carbohydrate moiety of a blood coagulation protein comprising contacting the oxidized carbohydrate moiety with an activated water soluble polymer under conditions that allow conjugation. More specifically, the present invention relates to the aforementioned materials and methods wherein the water soluble polymer contains an active aminooxy group and wherein an oxime linkage is formed between the oxidized carbohydrate moiety and the active aminooxy group on the water soluble polymer.
04/17/14
20140107314
new patent Polymerizable composition
The polymerizable composition of the present invention contains a ketone compound including one or more carbonyl groups, at least one kind of isocyanate compounds and at least one kind of thiol compounds.. .
04/17/14
20140107312
new patent Semi-crystalline shape memory polymer and production method thereof
A semi-crystalline shape memory polymer with transition temperature near body temperature and the production method thereof is disclosed. The shape memory polymer comprises a polymer chain which further comprises a plurality of prepolymers and a plurality of chain extenders bonding the prepolymers together in which each prepolymer further comprises a plurality of synthesized units.
04/17/14
20140107308
new patent Catalysts for producing broad molecular weight distribution polyolefins in the absence of added hydrogen
The present invention provides a polymerization process utilizing a dual metallocene catalyst system for the production of broad or bimodal molecular weight distribution polymers, generally, in the absence of added hydrogen. Polymers produced from the polymerization process are also provided, and these polymers can have a mn in a range from about 9,000 to about 30,000 g/mol, and a short chain branch content that decreases as molecular weight increases..
04/17/14
20140107307
new patent Styrenic resin incorporating recycled polystyrene
The present disclosure provides a styrenic resin incorporating post-consumer recycle polystyrene (pcr ps), and systems and methods for making the same. For example, a styrenic resin produced in accordance with present embodiments between approximately 1 weight percent and 9 weight percent pcr ps, has a melt flow rate (mfr) of less than approximately 2.0 g/10 min per astm d-1238-10, and an mz+1 molecular weight of at least 700,000.
04/17/14
20140107305
new patent Method for producing water-absorbing polymer particles
A process for producing water-absorbing polymer particles, comprising the addition of a solid additive to a polymer gel by means of a conveying screw (1), wherein the solid additive and a gas volume flow are fed to the conveying screw (1) by means of an addition channel (2).. .
04/17/14
20140107303
new patent Preparation process for cyclic conjugated polymer and polymerization catalyst for cyclic conjugated polymer
A preparation process for a cyclic conjugated polymer, includes the steps of deprotonating a monohalogenated cyclic conjugated compound of a 5- to 7-membered ring using a deprotonation catalyst comprising secondary amine represented by r1nhr2 (r1 and r2 are the same or different and are each a branched or cyclic alkyl group of 1 to 15 carbon atoms or a phenyl group) and a grignard reagent represented by r3mgx (x is a halogen atom selected from chlorine, bromine and iodine, and r3 is a straight-chain or branched alkyl group of 1 to 6 carbon atoms) and polymerizing the deprotonated monohalogenated cyclic conjugated compound.. .
04/17/14
20140107301
new patent Bridged metallocene catalyst systems with switchable hydrogen and comonomer effects
The present invention provides polymerization processes utilizing an ansa-metallocene catalyst system for the production of olefin polymers. Polymers produced from the polymerization processes have properties that vary based upon the presence or the absence of hydrogen and/or comonomer in the polymerization process..
04/17/14
20140107300
new patent Dispersions of high carboxyl polyamides into polyesters
A polymer composition, stretched and unstretched articles and processes to make stretched and unstretched articles from that composition are set forth wherein the composition comprises a blend of a polyamide wherein the amino to carboxyl end group ratio of the polyamide polymer is less than 1.0 when the relative viscosity of the polyamide polymer is less than 2.0, and less than 0.30 when the relative viscosity is in the range of 2.0 to 2.3 and less than 0.20 when the relative viscosity is greater than 2.3, a crystallizable polyester and an interfacial tension reducing agent.. .
04/17/14
20140107299
new patent Medical device comprising machined parts and injection molded parts
A medical device comprises parts made by injection moulding and parts made by machining such that the respective parts have similar colours, measured on the l*, a*, b* scale. The parts made by injection moulding may be made in a process which involves introducing molten material comprising polymeric material such as peek into a mould, wherein a mould surface which contacts the molten material is at a temperature of at least 210° c.
04/17/14
20140107298
new patent Functionalized polymers and tires therefrom
A method for preparing a functionalized polymer, the method comprising providing a reactive polymer, where the reactive polymer includes an oxygen anion, a sulfur anion, or a nitrogen anion, reacting the reactive polymer with carbon disulfide to form a polymer including a dithio carboxyl group, and reacting the polymer including the dithio carboxyl group with a blocking agent.. .
04/17/14
20140107296
new patent Thermal anneal of block copolymer films with top interface constrained to wet both blocks with equal preference
Methods for fabricating sub-lithographic, nanoscale microstructures utilizing self-assembling block copolymers, and films and devices formed from these methods are provided.. .
04/17/14
20140107295
new patent Epoxy resin composition, cured object and optical semiconductor sealing material
An epoxy resin composition, a cured object thereof, and an optical semiconductor sealing material using the cured object are described. The epoxy resin composition includes an alicyclic epoxy resin (a) and a vinyl polymer particle (b).
04/17/14
20140107294
new patent Extended film and the manufacturing method thereof
An extended film and a manufacturing method thereof are provided. The extended film includes a poly(lactic acid) and a block copolymer, wherein the block polymer includes a first block, a second block and a third block that connected with each other by chemical bonds.
04/17/14
20140107292
new patent Copolymers and methods of use thereof
Copolymers, such as block copolymers, having at least one block that is a random copolymer of ε-caprolactone and a-carboxy-s-caprolactone are disclosed. Also described are methods of using such copolymers, such as, for example, in medical devices..
04/17/14
20140107290
new patent Process for obtaining low free monomer levels in a block copolymer emulsion prepared with (reverse) iodine transfer polymerisation
A process for obtaining an aqueous emulsion comprising a block copolymer by the solution polymerisation of vinyl monomers to obtain block [b] in the presence of a) a radical precursor; and b) an iodine atom containing block [a]; where block [a] and [b] together comprise 0 to 2 wt % of methacrylic acid; where block [a] and block [b] together comprise ≧2.5 wt % of vinyl monomers bearing ionic or potentially ionic water-dispersing groups not including methacrylic acid; and performing a post polymerisation reaction on the block copolymer emulsion obtained in step ii; and wherein said aqueous emulsion has a free vinyl monomer level <1000 ppm when having a solids content of ≧20 wt %.. .
04/17/14
20140107287
new patent Solvent free polyurethane laminating adhesive with high oxygen transfer rate
A solventless two component laminating adhesive comprising a part a prepolymer and a part b curative. The prepolymer comprises a lower molecular weight polyether polyol and a higher molecular weight polyether polyol.
04/17/14
20140107286
new patent High styrene high vinyl styrene-butadiene rubber with narrow molecular weight distribution and methods for preparation thereof
A polymer having at least the following characteristics: (a) a block styrene content with more than 4 consecutive styrene units from about 40 to about 70 weight percent based on total styrene content in the polymer; (b) a vinyl content from about 25 to about 80 weight percent based on total amount of polymerized 1,3-diene; (c) a styrene content from about 20 to about 75 weight percent based on total weight of polymer; and (d) a molecular weight distribution (mw/mn) of 1.5 or less.. .
04/17/14
20140107284
new patent Functionalized polymer, rubber composition and pneumatic tire
Where r1, r2 and r3 are independently c1 to c8 alkyl or c1 to c8 alkoxy, with the proviso that at least two of r1, r2 and r3 are c1 to c8 alkoxy; r4 is c1 to c8 alkanediyl, c1 to c8 arylene, c1 to c8 alkylarylene, c1 to c8 arylalkanediyl, or a covalent bond; r5 is c2 alkanediyl; si is silicon; x is sulfur or oxygen; and p is a diene based elastomer, and n is 1 or 2.. .
04/17/14
20140107283
new patent Controlled radical polymerization of (meth)acrylate monomers
Living radical polymerization processes, reaction products of such processes, and compositions containing such reaction products are provided. More particularly, a living radical polymerization of (meth)acrylic acid monomers employing having a defined order of introduction of the reactants and/or a specific set of reaction conditions, is provided..
04/17/14
20140107282
new patent Flame retarding adhesives
Pressure sensitive adhesives having flame retarding properties include a (meth)acrylate-based block copolymer, and at least 10% by weight of a halogen-free flame retarding agent. The adhesives may contain additional optional additives such as tackifying resins, plasticizers, and the like.
04/17/14
20140107280
new patent Fluoroelastomer compositions having self-bonding characteristics and methods of making same
Self-bonding curable fluoroelastomer compositions are provided wherein the compositions including a) a fluoropolymer composition having at least one curable fluoropolymer; and b) a compound selected from the group consisting of aluminum acrylates, silicon acrylates, and ammonia acrylates, wherein the self-bonding curable fluoroelastomer composition is able to bond directly to a substrate. Bonded structures formed of such self-bonding compositions and a substrate having a surface bonded thereto are also described herein along with a method for bonding a self-bonding curable fluoroelastomer composition to a substrate surface.
04/17/14
20140107279
new patent Acrylic copolymer for use in highly filled composites
The invention relates to an acrylic copolymer additive useful as a process aid in highly filled polyvinyl chloride (pvc) and chlorinated polyvinyl chloride (cpvc) composites. The acrylic additive is especially useful in highly filled pvc flooring tiles, rolled flooring, pipe and siding.
04/17/14
20140107278
new patent Fluorine-containing curable resin, active energy beam-curable composition, and cured product thereof
The present invention provides a fluorine-containing curable resin that can impart high stain resistant properties to the surface of a cured coating film and can exhibit high stain resistant properties even when curing is performed in an air atmosphere (in the presence of oxygen). It is also an object to provide an active-energy-ray-curable composition that uses the fluorine-containing curable resin and can exhibit high stain resistant properties even when curing is performed in an air atmosphere and a cured product of the active-energy-ray-curable composition.
04/17/14
20140107277
new patent Paste resin for universal pigment paste
The invention relates to a paste resin ab which is a mixture of a water-reducible alkyd resins b and a basic acrylic copolymer resin a comprising at least one amino group-containing vinyl type monomer a1, and a method of use thereof formulating both water-borne and solvent-borne tinted paints with a wide variety of pigments.. .
04/17/14
20140107276
new patent Asa graft copolymer composition
Disclosed are an asa graft copolymer having a structure including a seed which comprises at least one compound of an aromatic vinyl compound, a vinyl cyan compound and an alkyl (meth)acrylate compound, a core which surrounds the seed and comprises alkyl acrylate, and a shell which surrounds the core, comprises an aromatic vinyl compound, a vinyl cyan compound and a crosslinking agent, and having suitably controlled thicknesses and refractive indexes of the respective layers, and an asa graft copolymer composition comprising the asa graft copolymer.. .
04/17/14
20140107275
new patent Coating agent composition for battery electrode or separator
A coating agent composition for battery electrode or separator, comprises a vinyl alcohol copolymer having a structural unit represented by the general formula (1), and an aqueous emulsion of a synthetic resin obtained by polymerizing a copolymerizable monomer having an acrylic monomer as a main component, or an aqueous emulsion of a styrene thermoplastic elastomer.. .
04/17/14
20140107274
new patent Propylene-based compositions of enhanced appearance and excellent mold flowability
The present disclosure relates to a class of impact copolymer polypropylene (icp) compositions exhibiting the advantageous combination of excellent tiger (flow) marking performance in large/long molded parts, very low gels count and exceptional mold flowability (high mfr) despite the high viscosity ratio (e.g., >4) between rubber and propylene based matrix phases. Furthermore, it has been surprisingly found that the inventive compositions are associated with a low gels count even when using a quite coarse mesh wire screen, e.g., 60 mesh wire screen, independent of screw type e.g., twin or single screw.
04/17/14
20140107273
new patent Process for producing polymer alloy, polymer alloy, and molded article
A process of producing a polymer alloy includes melt-kneading at least two incompatible crystalline resins in a supercooled state by chaotic mixing using a twin-screw extruder. A polymer alloy obtained by melt-kneading at least two incompatible crystalline resins has a dispersed structure that particles dispersed in the polymer alloy have an average particle size of 0.001 to 1 μm, wherein in scattering measurement, (a) a peak half-width in a spectrum obtained by plotting scattering intensity against the wavenumber of scattered light and (b) a maximum wavenumber of the peak satisfy: 0<(a)/(b)≦1.5..
04/17/14
20140107266
new patent Antistatic flame retardant resin compositions and methods and uses thereof
Disclosed herein are compositions comprising polycarbonate-polysiloxane copolymer, polycarbonate, flame retardant additive, and an anti-static agent. Also disclosed are materials and devices made thereof.
04/17/14
20140107259
new patent Process for manufacturing a surface-treated compacted material processable on a single screw plastics conversion equipment
The present invention relates to the field of processing thermoplastic polymers, particularly the present invention relates to a process for manufacturing compacted material suitable for the use in thermoplastic polymers without a compounding step, comprising the steps of a) providing at least one primary powder material; b) providing at least one molten surface treatment polymer; c) simultaneously or subsequently feeding the at least one primary powder material and the at least one molten surface treatment polymer into the high speed mixer unit of a cylindrical treatment chamber; d) mixing the at least one primary powder material and the at least one molten surface treatment polymer in the high speed mixer, e) transferring the mixed material obtained from step d) to a cooling unit, as well as the compacted material obtained by this process and its use in thermoplastic polymers.. .
04/17/14
20140107258
new patent Process for manufacturing a surface-treated compacted material processable on a single screw plastics conversion equipment
The present invention relates to the field of processing thermoplastic polymers, particularly the present invention relates to a process for manufacturing compacted material suitable for the use in thermoplastic polymers without a compounding step, comprising the steps of a) providing at least one primary powder material; b) providing at least one molten surface treatment polymer; c) simultaneously or subsequently feeding the at least one primary powder material and the at least one molten surface treatment polymer into the high speed mixer unit of a cylindrical treatment chamber; d) mixing the at least one primary powder material and the at least one molten surface treatment polymer in the high speed mixer, e) transferring the mixed material obtained from step d) to a cooling unit, as well as the compacted material obtained by this process and its use in thermoplastic polymers.. .
04/17/14
20140107257
new patent Inorganic phosphorus-inorganic phosphoric oxyacids compounds and compositions
A flame retardant composition is produced by mixing a flammable organic material with an inorganic phosphorus-inorganic phosphoric oxyacid compound or its salts. The inorganic phosphorus-inorganic phosphoric oxyacid compounds are produced by reacting an inorganic phosphorus compound having a valence of 3-4 with an inorganic phosphorus oxyacid with a valence of 5.
04/17/14
20140107256
new patent Thermoset resin composition and its use
The present invention discloses a thermoset resin composition including epoxy resin other than brominated epoxy resin, styrene maleic anhydride copolymer and additive-type flame retardant. The thermoset resin composition also includes an active ester.
04/17/14
20140107251
new patent Polymeric treatment compositions
Polymeric compositions are described comprising a biocompatible polymer including a biodegradable linkage to a visualization agent and a non-physiological ph solution; wherein the biocompatible polymer is soluble in the non-physiological ph solution and insoluble at a physiological ph. Methods of forming the solutions and polymers are disclosed as well as methods of therapeutic use..
04/17/14
20140107250
new patent Fixing member, method for manufacturing the same, fixing apparatus, and image forming apparatus
The present invention relates to a fixing member including a surface layer containing pfa, the fixing member being excellent in wear resistance and having high release properties to a toner. The fixing member includes a base member, an elastic layer provided on the surface of the base member, and a surface layer, wherein the surface layer contains a tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer having a particular partial structure, and has a surface having a contact angle of 67 degrees or more as measured in a mixed liquid for a wetting tension test having a wetting tension of 31.0 mn/m..
04/17/14
20140107249
new patent Aqueous emulsion polymers, their preparation and use
(c) at least one photoinitiator, and also the use thereof in coating materials, more particularly in exterior architectural paints.. .
04/17/14
20140107247
new patent Polymerizable compound, polymerizable composition, polymer, and optically anisotropic body
The invention provides a polymerizable compound represented by formula (i), a polymerizable composition, and a polymer that have a practical low melting point, can be produced at low cost, and can produce an optical film that achieves uniform conversion of polarized light over a wide wavelength band, and an optically anisotropic article. In the formula: y1-y6 represent a single bond, —o—, —o—c(═o)—, —c(═o)—o—, or the like; g1 and g2 represent a bivalent aliphatic group, or the like, of c1-20; z1 and z2 represent a c2-10 alkenyl group or the like; ax represents a c2-30 organic group, or the like, having at least one aromatic ring selected from an aromatic hydrocarbon ring and a hetero-aromatic ring; ay represents a hydrogen atom, a c1-6 alkyl group, or a c2-30 organic group, or the like, having at least one aromatic ring selected from an aromatic hydrocarbon ring and a hetero-aromatic ring; a1 represents a trivalent aromatic group or the like; a2 and a3 represent a bivalent aromatic group or the like; q1 represents a hydrogen atom, a c1-6 alkyl group, or the like.
04/17/14
20140107243
new patent Hydrophilic polyurethane foam with low volume swelling
The invention relates to a specific composition comprising a) isocyanate-functional prepolymers obtainable by reaction of a1) aliphatic diisocyanates with a2) di- to hexa-functional polyalkylene oxides having an ethylene oxide content of 50 to 100 mol %, based on the total amount of the oxyalkylene groups present, b) an aqueous polyurethane suspension, an aqueous polyacrylate suspension or aqueous silica sols, especially for production of hydrophilic, aliphatic polyurethane foams. The invention further provides a process for producing a hydrophilic, aliphatic polyurethane foam, based on the inventive composition, a polyurethane foam obtainable by the process and a wound dressing comprising the polyurethane foam..
04/17/14
20140107240
new patent Foaming of thermoplastic materials with organic peroxides
A method for making foamed thermoplastic materials includes processing a composition that contains (a) at least one thermoplastic material selected from one or more polyhydroxyalkanoates (phas), poly(lactic acid) (pla), or combinations thereof; and (b) at least one organic peroxide under conditions effective to permit the composition to foam. The foamed thermoplastic materials provide a low density and lightness in weight, can be used in a variety of useful articles spanning many industries, and can have, depending on the choice of thermoplastic materials, excellent biodegradability compared to foamed polymers derived from non-renewable resources..
04/17/14
20140107238
new patent Method for manufacturing a cementitious composition
A method of expanding expandable polymeric microspheres including contacting an aqueous slurry including unexpanded, expandable polymeric microspheres with steam in-situ during manufacture of a cementitious composition or article, wherein the aqueous slurry optionally further includes an admixture therefor. A method of manufacturing a cementitious composition or article includes: (i) contacting an aqueous slurry of unexpanded, expandable polymeric microspheres with steam proximate to and/or during said manufacturing of the cementitious composition to create expanded polymeric microspheres; (ii) pre-wetting the expanded polymeric microspheres; and (iii) mixing the pre-wetted, expanded polymeric microspheres with cement and water to form the cementitious composition, wherein the aqueous slurry optionally further comprises an admixture therefor..
04/17/14
20140107237
new patent Cation-strung side chain polymers useful in hydroxide/anion exchange membranes
This invention provides a family of cation-strung polymers capable of forming membranes having exceptional hydroxide ionic conductivity as well as low water uptake and methods of making the same. The invention also provides for using these cation-strung polymers to manufacture membranes useful in hemfc fuel cells and other devices such as electrolysis, solar hydrogen generation, redox flow battery, dialysis, reverse osmosis, forward osmosis, pervaporation, ion exchange, sensor, and gas separation..
04/17/14
20140107236
new patent Cross-linked polyphosphonate-sulfone composition for removal of metal ions from wastewater
The cross-linked anionic polyelectrolyte polymer is made by cyclopolymerization of diallylaminomethylphosphonic acid, 1,1,4,4-tetraallylpiperazinium dichloride (a cross-linker), and sulfur dioxide in the presence of aibn (an initiator) in dmso at 65° c. To form a cross-linked polyzwitterionic acid (cpza).
04/17/14
20140107226
new patent Methods for enhancing stability of polyorthoesters and their formulations
Disclosed herein are methods of enhancing the stability of a sustained pharmaceutical composition comprising an active agent and a polymer and methods of preparing such pharmaceutical compositions with enhanced stability.. .
04/17/14
20140107195
new patent Water-swellable polymers
A water-swellable linear polyurethane polymer is formed by reacting a polyethylene oxide (e.g. Peg 4000 to 35,000), a difunctional compound (e.g.
04/17/14
20140107159
new patent Compositions and methods of forming films for improved drug delivery
The present disclosure relates to compositions and methods for fabricating films for the delivery of a therapeutic agent containing at least one polymer and at least one therapeutic agent in a composition including a decreased alcohol fraction for providing smoother films and desired release characteristics. Drug-eluting films are also disclosed..
04/17/14
20140107148
new patent End-capped poly(ester amide) copolymers
This invention relates to poly(ester amide)s (peas) comprising inactivated terminal amino and carboxyl groups, methods of synthesizing the inactivated peas and uses for them in the treatment of vascular diseases.. .
04/17/14
20140107117
new patent Thienyl- and furanyl-isoquinolinones and methods for using them
The present invention relates to substituted thienyl- and furanyl-isoquinolinones that act, for example, as modulators of poly(adp-ribose) polymerase (parp). The present invention also relates to processes for the preparation of substituted thienyl and furanyl-isoquinolinones and to their use in treating various diseases and disorders..
04/17/14
20140107107
new patent Pharmaceutical formulation containing thienotriazolodiazepine compounds
Wherein x is a halogen, r1 is c1-c4 alkyl, r2 is c1-c4 alkyl, a is an integer of 1-4, r3 is c1-c4 alkyl, c1-c4 hydroxyalkyl, c1-c4 alkoxy, phenyl optionally having substituent(s), or heteroaryl optionally having substituent(s), a pharmaceutically acceptable salt thereof or a hydrate thereof; and a pharmaceutically acceptable polymer. In one embodiment, the pharmaceutically acceptable polymer is hpmcas.
04/17/14
20140107066
new patent High molecular weight heparosan polymers and methods of production and use thereof
High molecular weight heparosan polymers are described, as are methods of producing and using the high molecular weight heparosan polymers.. .
04/17/14
20140107065
new patent Biopolymer system for tissue sealing
A tissue sealant for use in surgical and medical procedures for sealing the tissues of a living mammal is provided. The tissue sealant comprises a hydrogel which is formed by gelation of a premix disposed on the tissue to be sealed.
04/17/14
20140107062
new patent Compositions and methods for treating or preventing diseases of body passageways
The present invention provides compositions and methods for treating or preventing diseases associated with vascular and non-vascular body passageways, the method comprising the step of delivering to a body passageway a therapeutic agent delivered locally through a polymer matrix from an implanted stent or other structure.. .
04/17/14
20140107023
new patent Non-peptidyl polymer-insulin multimer and method for producing the same
The present invention relates to a non-peptidyl polymer-insulin multimer comprising two or more of a non-peptidyl polymer-insulin conjugate prepared by linking a non-peptidyl polymer and insulin via a covalent bond, in which the conjugates are complexed with cobalt ion to form a multimer, a method and kit for the preparation of the multimer, a pharmaceutical composition for the prevention or treatment of diabetes comprising the multimer as an active ingredient, and a method for preventing or treating diabetes by administering the composition to a subject.. .
04/17/14
20140107011
new patent Compositions and methods for cleaning surfaces
The invention provides environmentally safe compositions and methods for cleaning surfaces to remove soap scum, iron oxide, calcium carbonate or calcium stearate deposits, or a combination thereof, from surfaces. The compositions of the invention comprise calcium chelating agents, one or more nonionic surfactants, one or more chelating agents, one or more anionic polymeric surfactants, an acid, and water, wherein the composition is alkaline.
04/17/14
20140107005
new patent Fuel oil compositions with improved cold flow properties
The use is described of polymers which contain, in copolymerized form, an α-olefin, a vinyl ester and an ester of an α,β-unsaturated carboxylic acid as an additive for fuel oils and lubricants and in particular as a cold flow improver in fuel oils. En addition, the fuel oils and lubricants additized with these polymers; and also additive packages comprising such polymers are described..
04/17/14
20140107004
new patent Natural and synthetic ester-containing lubricants having enhanced hydrolytic stability
A lubricant composition comprising (a) from 0.1 to 10 percent by weight of one or more polyalkylene glycols (pag); and (2) one or more ester base oils selected from the group of natural esters, synthetic esters and combinations thereof; wherein the one or more pag has a molecular weight in the range 1500 to 5000 g/mole, comprises from 10 to 40 percent by weight of units derived from ethylene oxide and from 90 to 60 percent by weight of units derived from propylene oxide; and wherein the one or more pags are in the form of block copolymer, reverse block copolymer or combinations thereof is provided. Also provided is a method of enhancing the hydrolytic stability of an ester base oil..


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This listing is a sample listing of patents related to Polymer for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Polymer with additional patents listed. Browse our RSS directory or Search for other possible listings.
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