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| Number | Title | Issue Date |
| 8129475 | Telechelic polyolefin A process of preparing a telechelic polyolefin is disclosed by performing steps 1a, 2, and 1b in this order in the presence of an olefin polymerizing catalyst and subsequently performing step 3 if necessary. Step 1a involves reacting the olefin polymerizing catalyst... | 03/06/2012 |
| 8039165 | Proton conductive membrane comprising a copolymer A proton conductive membrane capable of sufficient proton conductivity even at low humidities and low temperatures is provided. The proton conductive membrane includes a copolymer including an ion conductive polymer segment (A) and an ion nonconductive polymer segme... | 10/18/2011 |
| 8030410 | Method for generating free radical capable polymers using carbonyl-containing compounds Provided is a method comprising reacting the anionic living end of a polymer that is end capped with a steric hindering compound with a carbonyl-containing compound to produce a polymer with a homolytically cleaveable group. An engineered plastic may then be produce... | 10/04/2011 |
| 8017693 | Polyolefin functional at each end A telechelic polyolefin represented by the following general formula (I): X—P—Y (1) wherein X and Y are each a group containing at least one element selected from oxygen, sulfur, nitrogen, phosphorus and halogens, X and Y may be the same... | 09/13/2011 |
| 7956131 | Lactam polymer derivatives Lactam polymers has been modified with sodium borohydride (NaBH4) to yield lactam polymers bearing hydroxyl functional groups. These functional groups are useful for the covalent attachment of reactive groups, fluorescent probes, antimicrobial agents, bio... | 06/07/2011 |
| 7943703 | Modified acrylic block copolymers for hydrogels and pressure sensitive wet adhesives A method of creating a bioadhesive in a substantially aqueous environment is disclosed. The method includes the steps of placing an anionicially polymerized block copolymer containing an amide, which is prepared by reacting a difunctional anionic initiator with a st... | 05/17/2011 |
| 7923513 | Coating compositions and methods The present invention provides coating compositions that include substantially non-irritating ethylenically unsaturated compounds and have one or more of the following properties: high performance, low VOC levels, substantially no formaldehyde content, and low irrit... | 04/12/2011 |
| 7915347 | Block polymers and cosmetic compositions and processes comprising them The present invention relates to novel block polymers comprising at least one first block and at least one second block that are incompatible with each other, have different glass transition temperatures (Tg), and are linked together via an intermediate segment comp... | 03/29/2011 |
| 7910659 | Acrylic syrup and method of producing the same Disclosed is an acrylic syrup containing a vinyl monomer (A) of methyl methacrylate and a polymerized solid component (B) which is a high polymer of said vinyl monomer and has a weight average molecular weight of from 30,000 to 2,000,000 as measured by the GPC and a... | 03/22/2011 |
| 7902299 | Single ion conductor cross-linked polymeric networks Single ion conductors comprising polymer electrolytes prepared by grafting a salt compound onto a comb-branch polymer or dendrimer are disclosed having superior properties. ... | 03/08/2011 |
| 7897689 | Functionalized ethylene/α-olefin interpolymer compositions The invention relates to functionalized interpolymers derived from base olefin interpolymers, which are prepared by polymerizing one or more monomers or mixtures of monomers, such as ethylene and one or more comonomers, to form an interpolymer products having unique... | 03/01/2011 |
| 7858706 | Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation A composition for use in forming a multi-block copolymer, said copolymer containing therein two or more segments or blocks differing in chemical or physical properties, a polymerization process using the same, and the resulting polymers, wherein the composition comp... | 12/28/2010 |
| 7825192 | Copolymer having at least one alkoxy-or hydroxy-polyalkylene glycol grafted function, and use thereof The present invention relates to the technical mineral matter suspension sector, and, before and/or after drying, their applications in the fields of paper, paint and, after drying, plastics. It also relates to the use of a copolymer having at least one alkoxy or hy... | 11/02/2010 |
| 7812096 | Modification method of polymer A method for modifying a polymer by mixing and reacting a polymer (A), a compound (B) having a nitroxide radical in the molecule thereof, a radical initiator (C), and a radical polymerizable monomer (D) in a non-solvent system in a mixed to thereby graft a monomer (... | 10/12/2010 |
| 7674860 | Redispersible powder and its aqueous dispersion, preparation, process and use The invention relates to a redispersible powder obtainable by (co)polymerization, using a polymer with cationic functionality in an aqueous medium, optionally accompanied by the use of conventional additives, the polymer with cationic functionality being obtained by... | 03/09/2010 |
| 7671135 | Polar monomer-olefin copolymer and process for producing the same A polar monomer-olefin copolymer comprising a polar monomer unit in an amount of 50 to 75% by mol and an olefin unit in an amount of 25 to 50% by mol, and containing a chain structure consisting of two or more olefin units; a process for producing said copolymer com... | 03/02/2010 |
| 7659346 | Process for maleating polymerization residues and products A process for converting distillation residues obtained from polymerization processes to useful maleated products is provided. ... | 02/09/2010 |
| 7635737 | Modified acrylic block copolymers for hydrogels and pressure sensitive wet adhesives A method of producing an acrylic block copolymer comprising hydrophobic poly (lower alkyl methoacrylate), hydrophilic poly (lower alkyl methacrylic acid), and hydrophobic poly (lower alkyl methacrylate). ... | 12/22/2009 |
| 7629418 | Methods for the preparation of butyl graft copolymers Preparation of butyl rubber based graft co-polymers from halobutyl elastomers using phase transfer catalysts in the presence of a solution of an alkali metal salt of an oxygen or sulfur nucleophile that is bound to a polymeric substrate. Graft co-polymers can be pro... | 12/08/2009 |
| 7585918 | Block polymer compound, polymer-containing composition that contains the same A block polymer compound containing block segments, characterized in that at least one hydrophilic segment among the block segments is a copolymer segment composed of an ionic or hydrophilic repeating unit structure and a hydrophobic repeating unit structure. ... | 09/08/2009 |
| 7550537 | Organo-dilithium compound and process for preparing the same Disclosed is an anionic diinitiator prepared using a diisopropenyl benzene compound and an organo lithium compound having primary polymerization sites. The anionic diinitiators are prepared by admixing a diisopropenyl benzene compound with diethyl ether, ethylene, a... | 06/23/2009 |
| 7459501 | Superabsorbent polymers in agricultural applications Superabsorbent polymer (SAP) products for use in agricultural applications, and methods of making and using the same are disclosed. Certain of the SAPs include a monomer or a mixture of monomers, other than acrylonitrile, that is graft polymerized onto a starch in t... | 12/02/2008 |
| 7435781 | Polymers for electrical applications Electrical insulation compounds are disclosed, the insulation compounds including an ethylene polymer comprising at least 40 wt % ethylene-derived units and having a density of ≦0.91 g/cm3 and a propylene polymer comprising at least 75 wt % propylene-de... | 10/14/2008 |
| 7425595 | Superabsorbent polymer products including a beneficial additive and methods of making and application A superabsorbent polymer combined with a beneficial additive and method for administering the same in agricultural applications is disclosed. A method for delivering a beneficial additive in agricultural applications includes obtaining a beneficial additive combined... | 09/16/2008 |
| 7423090 | Methods of making and using a superabsorbent polymer product including a bioactive, growth-promoting additive A method of and a product formed by entrapping a bioactive, growth-promoting additive in a starch matrix to form a starch-based, superabsorbent polymer product for use in agricultural applications involves (1) graft polymerizing a monomer and a starch to form a star... | 09/09/2008 |
| 7423089 | Preparation of rubber composition comprised of EPDM/polyisoprene rubber blends and tire with sidewall comprised thereof This invention relates to preparation of rubber compositions comprised of EPDM and conjugated diene-based elastomer, particularly including cis 1,4-polyisoprene rubber, and particularly natural cis 1,4-polyisoprene rubber, blends and pneumatic rubber tire with an ou... | 09/09/2008 |
| 7420016 | Moulding compositions for the production of sanitary-ware components In order, in the case of a moulding composition for the production of sanitary-ware components, comprising a methyl-methacrylate-based syrup and from 50 to 85%, expressed in terms of the moulding composition, of an inorganic filler, to obtain an improvement in the s... | 09/02/2008 |
| 7396871 | Rubber modified acrylic and/or vinyl hybrid resins This invention relates to a rubber modified acrylic and/or vinyl resin comprising the mini-emulsion polymerization product of at least one rubber compound substantially dissolved in at least one acrylic monomer and/or vinyl monomer. ... | 07/08/2008 |
| 7393916 | Method of reducing gels in polyolefins A process of producing a polyolefin, in one embodiment a polyethylene, and in a preferred embodiment a bimodal polyethylene comprising a high molecular weight component and a low molecular weight component, the process comprising providing a polyolefin having an I | 07/01/2008 |
| 7390850 | Thermoplastic elastomer compositions A thermoplastic elastomer composition comprises a blend of a thermoplastic component with a cured elastomer component characterised in that the elastomer component prior to curing comprises a major proportion of a main elastomer and a minor proportion of a high mole... | 06/24/2008 |
| 7384989 | Coating material, method for production and use thereof for production of adhesive, corrosion-resistant coatings A liquid coating material in the form of a water-in-oil dispersion which is curable with actinic radiation, is substantially or completely free from organic solvents and has a pH | 06/10/2008 |
| 7384881 | Aqueous formaldehyde-free composition and fiberglass insulation including the same An aqueous composition that includes a) aqueous hydroxy functional, carboxy functional polymer including the reaction product of at least 5% by weight α,β-ethylenically unsaturated hydroxy monomer, at least 30% by weight ethylenically unsaturated carboxylic acid m... | 06/10/2008 |
| 7368507 | Graft copolymer, composition containing the same and molded object thereof, and process for producing the same A graft copolymer having a structure in which a vinyl copolymer segment formed from a vinyl monomer having an acid is suspended in a molecular chain of a polyolefin resin segment via a β-substituted propylene group is obtained, by reaction of polyolefin resin havin... | 05/06/2008 |
| 7368594 | Composition of vinyl ether group containing (meth)acrylic acid ester and production method thereof It is an object of the present invention to provide a vinyl ether group-containing, (meth)acrylic ester, which has both radical polymerizability and cation polymerizability, improved in storage stability and stability in handling without impairing its polymerizabili... | 05/06/2008 |
| 7364585 | Medical devices comprising drug-loaded capsules for localized drug delivery A medical device comprising a plurality of capsules, and a method of administering therapeutic agent to a patient using the same. The capsules further comprise a therapeutic agent and a multilayer polyelectrolyte shell. The medical device is adapted to apply a press... | 04/29/2008 |
| 7365110 | Rubber composition A rubber composition obtained by blending, into 100 parts by weight of a rubber, 10 to 100 parts by weight of carbon black surface-treated with a silane compound having an amino group (or groups), wherein at least 0.1 part by weight of the rubber ingredient is modif... | 04/29/2008 |
| 7358307 | Grafting-modified cyclic polymer, process for producing the same, and curable composition A graft polymer containing a cyclic structure comprised of a polymer containing a cyclic structure graft-modified with an unsaturated compound containing a polar group, having a graft ratio of 10 to 150 mol %, having a weight average molecular weight of 1,000 to 1,0... | 04/15/2008 |
| 7357940 | Implantable or insertable medical devices containing graft copolymer for controlled delivery of therapeutic agents Implantable or insertable medical devices are described. The medical devices comprise (a) a therapeutic agent and (b) a polymeric release region that controls the release of the therapeutic agent upon administration to a patient. The polymer release region comprises... | 04/15/2008 |
| 7342052 | Process for regeneration of an elastomer from scrap The invention relates to a process for converting an elastomer from scrap to a regenerated elastomer which comprises the steps of: (a) introducing the elastomer from scrap into a vessel; (b) agitating the elastomer from scrap; (c) heating the elastomer from scrap to... | 03/11/2008 |
| 7323288 | Layers in printing plates, printing plates and method of use of printing plates A radiation-sensitive medium comprises hydrophilic polymer particles, the particles comprising a thermally softenable hydrophobic polymer, a hydrophilic polymer and a bonding compound capable of chemically bonding to the hydrophobic polymer and to the hydrophilic po... | 01/29/2008 |
