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| Number | Title | Issue Date |
| 8188176 | Fluorine-containing elastomer Disclosed is a fluorine-containing elastomer having a copolymerization composition containing (A) 72.8 to 74.0 mol % of tetrafluoroethylene, (B) 26.8 to 24.0 mol % of perfluoro(lower alkyl vinyl ether) or perfluoro(lower alkoxy-lower alkyl vinyl ether), and (C) 0.2 ... | 05/29/2012 |
| 8163846 | Chlorinated ethylene-based polymers and compositions and articles prepared therefrom The invention provides a chlorinated ethylene-based polymer, process for preparing the same, and compositions and articles prepared from the same. The chlorinated ethylene-based polymer has a low residual crystallinity, for example, less than 8 percent, a relatively... | 04/24/2012 |
| 8158723 | Moisture cross-linkable adhesive compositions The invention relates to a moisture cross-linkable composition usable as an adhesive or sealant which is very easy to use and exhibits excellent bonding performance. The composition is obtained by mixing 100 parts by weight of an organic polymer (A) with mois... | 04/17/2012 |
| 8153731 | Comb (block) copolymers The present invention relates to comb (block) copolymers obtainable by reacting I at least one (block) copolymer comprising polymerized, optionally substituted styrene and maleic anhydride units, which copolymer has been obtained by living, free-radical... | 04/10/2012 |
| 8153740 | Ampholytic copolymer and use thereof The present invention relates to an ampholytic copolymer, to polyelectrolyte complexes which comprise such an ampholytic copolymer, and to cosmetic or pharmaceutical compositions which comprise at least one ampholytic copolymer or one polyelectrolyte complex. ... | 04/10/2012 |
| 8153742 | Acrylic polymer-based adhesives Acrylic polymers comprising a non-primary hydroxyl functional monomer and low Tg alkyl acrylate monomers are useful in adhesive compositions that find use in skin contact applications. ... | 04/10/2012 |
| 8153729 | Highly efficient agents for dispersion of nanoparticles in matrix materials Dendritic macroinitiator compositions are provided comprising a compound of the general formula, Fx-[G-n]-I, where F is the chain end functional group of the dendrimer, x is the number of chain end functional groups, G is the dendrimer, n is the generation number of... | 04/10/2012 |
| 8138274 | Process for preparation of fluorosilicon polymer Fluorosilicon polymers are disclosed that are prepared by a process comprising reacting a) iodinated oligomers having copolymerized units of perfluoro(methyl vinyl ether) and vinylidene fluoride or tetrafluoroethylene that contain 40-90 mole percent copolymerized un... | 03/20/2012 |
| 8138291 | Anion exchange polymers, methods for making and materials prepared therefrom A novel anion exchange polymer is provided. A method of making the anion exchange polymer includes reacting a tertiary amine, an acid inhibitor and a polyepoxide to form a quaternary ammonium monomer and polymerizing the quaternary ammonium monomer in the presence o... | 03/20/2012 |
| 8129869 | Electret and electrostatic induction conversion device To provide an electret having high stability with time and thermal stability of retained electric charge and having excellent charge retention performance, and an electrostatic induction conversion device comprising such an electret. This has been done by providing ... | 03/06/2012 |
| 8114936 | Cationic polymers containing 2-hydroxyalkyl-(meth)acrylates as promoters for ASA sizing The invention relates to polymers useful as a papermaking additives. The invention also relates to methods for making and using such additives. ... | 02/14/2012 |
| 8106120 | Easily removable concrete curing compound An aqueous based concrete curing compound is made easily removable by including in the composition polyvinylpyrrolidone or other water-soluble, readily redissolvable, film-forming polymer resin. ... | 01/31/2012 |
| 8101261 | One-dimensional arrays of block copolymer cylinders and applications thereof Methods for fabricating sublithographic, nanoscale microstructures in one-dimensional arrays utilizing self-assembling block copolymers, and films and devices formed from these methods are provided. ... | 01/24/2012 |
| 8091855 | Fluorinated elastomeric blowout preventer packers and method A packer unit to be used in an annular blowout preventer. The packer unit includes an elastomer body including a compound of a carboxylated nitrile rubber (XNBR) base polymer having a polymer chain, and a quantity of fluorine atoms attached to the polymer chain. The... | 01/10/2012 |
| 8092492 | Water-swellable copolymers and articles and coatings made therefrom The present disclosure relates to compositions comprising a copolymer that includes a first monomer and a second monomer that is different from the first monomer, wherein both the first and second monomer are selected from the group consisting of 3-sulfopropyl acryl... | 01/10/2012 |
| 8084539 | Resin composition and molded article comprising the same A resin composition is provided which comprises 10 to 88% by mass of a propylene-based polymer (A) composed of 30 to 70% by mass of a propylene-based polymer (a) having a melt flow rate of 0.1 to 17 g/10 minutes measured at a temperature of 230° C. and a load of 21... | 12/27/2011 |
| 8084545 | Photo- and/or thermo-curable copolymer, curable resin compositions, and cured articles Disclosed is a photo- and/or thermo-curable copolymer having polymerizable unsaturated groups in side chains, which is obtainable by reacting a copolymer (P) with an epoxy-containing polymerizable unsaturated compound (C), the copolymer (P) containing monomer units ... | 12/27/2011 |
| 8083771 | Water-swellable copolymers and articles and coatings made therefrom The present disclosure relates to compositions comprising a copolymer that includes a first monomer and a second monomer that is different from the first monomer, wherein both the first and second monomer are selected from the group consisting of 3-sulfopropyl acryl... | 12/27/2011 |
| 8084548 | Hydrogenation of diene-based polymers The present invention relates to a process for the hydrogenation of the carbon-carbon double bonds in diene-based polymers in bulk form by treatment of said diene-based polymer with hydrogen in the presence of an iridium containing catalyst and in the absence of any... | 12/27/2011 |
| 8084540 | Propylene-based resin composition and molded article thereof There is provided a propylene-based resin composition containing 10 to 89% by mass of a propylene-based polymer (A) (excluding a modified propylene-based polymer (C) defined below), 10 to 89% by mass of a polylactic acid-based resin (B), and 1 to 80% by mass of a mo... | 12/27/2011 |
| 8071210 | Covalent assembly of ultrathin polymeric films In one aspect, described herein are ultrathin films comprising an azlactone functionalized polymer and a primary amine functionalized polymer. Also described herein are ultrathin films including reactive, nonreactive, partially reactive/nonreactive, hydrophobic, hyd... | 12/06/2011 |
| 8070881 | Systems and strippable coatings for decontaminating structures that include porous material Methods of removing contaminant matter from porous materials include applying a polymer material to a contaminated surface, irradiating the contaminated surface to cause redistribution of contaminant matter, and removing at least a portion of the polymer material fr... | 12/06/2011 |
| 8071705 | Amino acid mimetic copolymers and medical devices coated with the copolymers Biocompatible polymers are manufactured to include an amino acid mimetic monomer and one or more hydrophobic acrylate monomers. The amino acid mimetic monomers are selected to mimic the side chain of the amino acids asparagine or glutamine. The amino acid mimetic mo... | 12/06/2011 |
| 8063162 | Polymer for an ink receiving layer of an inkjet recording element A polymer for an ink receiving layer of an inkjet recording element includes at least one first monomer chemically bonded to at least one second monomer. The second monomer includes a silane functional group. The at least one second monomer is distributed along a ca... | 11/22/2011 |
| 8062756 | Stepwise growth of oligomeric redox-active molecules on a surface without the use of protecting groups This invention provides a procedure for growing oligomers via a stepwise process. The oligomers can include porphyrins, which have been previously shown to be attractive candidates for molecular-based information storage. The stepwise synthesis procedure requires no... | 11/22/2011 |
| 8058352 | Perfluorocyclobutane based water vapor transfer membranes A membrane humidifier assembly includes a first flow field plate adapted to facilitate flow of a first gas thereto and a second flow field plate adapted to facilitate flow of a second gas thereto. A polymeric membrane is disposed between the first and second flow fi... | 11/15/2011 |
| 8058356 | Method for manufacturing hydrogenated block copolymer The present invention relates to a method for manufacturing a substantially hydrogenated vinyl aromatic/conjugated diene block copolymer, which has a hydrogenation level of greater than 90 percent. The resulting substantially hydrogenated vinyl aromatic/conjugated d... | 11/15/2011 |
| 8058374 | Hybrid copolymers Hybrid copolymers for use as anti-sealant and dispersant. The polymers are useful in compositions used in aqueous systems. The polymers include at least one synthetic monomeric constituent that is chain terminated by a naturally occurring hydroxyl containing moiety.... | 11/15/2011 |
| 8058345 | Curable adhesive compositions containing reactive multi-functional acrylate Disclosed are adhesive compositions include polymerizable resin, preferably in an amount of from about 10 wt % to about 90 wt % and multifunctional acrylate, preferably in an amount of from about 5 wt % to about 30 wt %. The polymerizable resin can include free radi... | 11/15/2011 |
| 8053530 | Polyelectrolyte membranes made of poly(perfluorocyclobutanes) with pendant perfluorosulfonic acid groups and blends with poly(vinylidene fluoride) A polymer useful as an ion conductor in fuel cells includes a perfluorocyclobutyl moiety and pendant PFSA side groups. The polymer is made by a variation of the Ullmann reaction. Ion conducting membranes incorporating the polymer are provided. ... | 11/08/2011 |
| 8053518 | Polyester hybrid resins This invention relates to a polyester urethane hybrid resin casting resin composition which comprises a mixture ABCD of an unsaturated polyester ABC which has moieties derived from at least one alcohol A, moieties derived from a mixture B of carboxylic acids, wherei... | 11/08/2011 |
| 8053526 | Fluoroelastomer process aid contains polyalkylene oxide and polycaprolactone A process aid for improving the processability of non-fluorinated melt processible polymers contains a fluoroelastomer having a Mooney viscosity (ML (1+10) at 121° C.) between 30 and 100 and at least two interfacial agents, one a polycaprolactone having a Mn betwee... | 11/08/2011 |
| 8048959 | Ethylene alkyl acrylate toughened poly(hydroxyalkanoic acid) compositions Disclosed are poly(hydroxyalkanoic acid) compositions comprising a poly(hydroxyalkanoic acid) polymer, such as poly(lactic acid), and an impact modifier comprising a copolymer of ethylene and one or more alkyl acrylates of the formula CH2═C(R1 | 11/01/2011 |
| 8048963 | Ion exchange membrane having lamellar morphology and process of making the same An ion exchange membrane is prepared from a block copolymer comprising a hydrophobic polymer segment and a polar polymer segment. The ion exchange membrane is formed by placing a film layer in steam, water or an electric field at a temperature greater than about 40... | 11/01/2011 |
| 8048975 | Amino acid mimetic copolymers and medical devices coated with the copolymers Biocompatible polymers are manufactured to include an amino acid mimetic monomer and one or more hydrophobic acrylate monomers. The amino acid mimetic monomers are selected to mimic the side chain of the amino acids asparagine or glutamine. The amino acid mimetic mo... | 11/01/2011 |
| 8044146 | Combination of main-chain and side-chain sulfonation of PFCB-6F high-temperature fuel cell membranes A polymer useful as an ion conducting membrane for fuel cell applications includes both main chain and side chain protogenic groups. Methods for preparing the polymer include addition of the side chains both before and after addition of the protogenic groups. ... | 10/25/2011 |
| 8044149 | Process for production of hydrogenated polymers and hydrogenated polymers Provision of, in a process of producing a hydrogenated polymer, which comprises steps of sequentially performing, in the presence of a ruthenium carbene complex, a ring-opening metathesis polymerization reaction of a cyclic olefin and a hydrogenation reaction of a r... | 10/25/2011 |
| 8044156 | Multi-purpose polymers, methods and compositions Disclosed are multi-purpose polymers that are the polymerization product of a monomer mixture comprising at least one amino-substituted vinyl monomer; at least one nonionic vinyl monomer; at least one associative vinyl monomer; at least one semihydrophobic vinyl sur... | 10/25/2011 |
| 8039567 | Alternating copolymers of phenylene vinylene and biarylene vinylene, preparation method thereof, and organic thin film transistor comprising the same Disclosed herein are an alternating copolymer of phenylene vinylene and biarylene vinylene, a preparation method thereof, and an organic thin film transistor including the same. The organic thin film transistor maintains low off-state leakage current and realizes a ... | 10/18/2011 |
| 8039568 | Anionic ethyl methacrylate copolymers and use thereof The present invention relates to copolymers which comprise ethyl methacrylate, at least one α,β-ethylenically unsaturated amide group-containing compound and at least one monoethylenically unsaturated carboxylic acid in copolymerized form, to cosmetic and pharmace... | 10/18/2011 |
