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| Number | Title | Issue Date |
| 8013070 | Crosslinkable compositions, thermoplastic elastomers obtainable therefrom and their use Novel crosslinkable compositions are provided and are based on thermoplastic polymers and elastomers, these compositions comprising, as crosslinking system, specific organic salts of metal ions. Ionically crosslinked thermoplastic elastomers can be obtained therefro... | 09/06/2011 |
| 7745539 | Low molecular weight nitrite rubber The present invention relates to nitrile rubber polymers having lower molecular weights and narrower molecular weight distributions than those known in the art. The present invention also relates to a process for the manufacture of said nitrile rubber and the use of... | 06/29/2010 |
| 7645833 | Crosslinkable compositions, processes for the preparation thereof and the use thereof Novel crosslinkable compositions based on elastomers, at least one of which has carboxyl and/or carboxylate groups, are provided, these crosslinkable compositions containing special unsaturated organic salts of metal ions and a crosslinking system which acts as a fr... | 01/12/2010 |
| 7572861 | HXNBR-rubber as a cross-linking agent The present invention relates to hydrogenated carboxylated nitrile-butadiene rubber (HXNBR), which contain molecularly dispersed triphenylphosphine, and which is useful as a cross-linking agent for elastomers, plastics and/or adhesive systems. The present invention ... | 08/11/2009 |
| 7399806 | Synthesis of photoresist polymers The present invention is directed to the preparation of photoresist polymers via living free radical polymerization techniques. Sterically bulky ester monomers are utilized as the polymerization components. Use of chain transfer agents is included in polymerization ... | 07/15/2008 |
| 7384684 | Polyester film with hydrophilic coating, process for its production and its use The invention relates to an aqueous coating composition which comprises a mixture of polyvinylpyrrolidone, a surfactant and optionally an adhesion-promoting polymer. This mixture is suitable for inline coating of biaxially oriented polyester films. The thus obtained... | 06/10/2008 |
| 7270928 | Isocyanate composition, microcapsule and production method thereof, and recording material The present invention provides an isocyanate composition including an adduct of a multifunctional isocyanate compound having two or more isocyanate groups in the molecule thereof with a polymer obtained by radically polymerizing in the presence of a chain transfer a... | 09/18/2007 |
| 7250475 | Synthesis of photoresist polymers The present invention is directed to the preparation of photoresist polymers via living free radical polymerization techniques. Sterically bulky ester monomers are utilized as the polymerization components. Use of chain transfer agents is included in polymerization ... | 07/31/2007 |
| 7235612 | Polymer alloy and method for manufacturing polymer alloy This invention is a method for manufacturing a polymer alloy, by making at least two resins used as components miscible, and inducing the spinodal decomposition for causing phase separation, for forming a co-continuous structure with a wavelength of concentration fl... | 06/26/2007 |
| 7138458 | Method for preparing a two-phase water-absorbent bioadhesive composition A method is provided for preparing an adhesive composition that contains both a hydrophobic phase and a hydrophilic phase, wherein the hydrophobic phase is composed of a crosslinked hydrophobic polymer composition and the hydrophilic phase is a water-absorbent blend... | 11/21/2006 |
| 7094833 | Block copolymer Provided are a block copolymer including a polymer block containing acrylonitrile or methacrylonitrile as a principal constituent, which is excellent in heat resistance, weatherability, oil resistance, flame retardancy, and low-temperature resistance and which can b... | 08/22/2006 |
| 7060751 | Graft polymers based on ethylene/α-olefin rubbers and process for their production A thermoplastic molding composition comprising a graft polymer is disclosed. The graft polymer contains: a) a continuous phase containing the polymerized product of at least one vinylaromatic monomer and at least one ethylenically ... | 06/13/2006 |
| 7049368 | Impact-modified compositions and method The present invention relates to a rubber modified thermoplastic resin composition comprising a discontinuous elastomeric phase dispersed in a rigid thermoplastic phase, wherein at least a portion of the rigid thermoplastic phase is grafted to the elastomeric phase,... | 05/23/2006 |
| 7037978 | Quasi-interpenetrating networks used as separation media The invention relates to a quasi-interpenetrating network of polymer chains, the chains comprising linear polyacrylamide (LPA) chains in the form of a main frame having a weight average molecular weight of approximately 0.05 million to approximately 25 million g/mol... | 05/02/2006 |
| 6949607 | Thermoplastic resin composition and its molded articles Thermoplastic resin compositions containing a rubber-reinforced thermoplastic resin (A) obtained by graft polymerizing a monomeric mixture (b) in the presence of a rubber-like polymer (a), and a copolymer (B) obtained by polymerizing an aromatic vinyl compound, a vi... | 09/27/2005 |
| 6936661 | Medical contact adhesive comprising a two phase adhesive matrix of polyacrylates and polyamine salts A medical pressure sensitive adhesive based on polyacrylates and neutral polyamine salts is characterized in that it has a pressure-sensitive adhesive matrix of two polymer components A and B, with polymer component A being a polyacrylate pressure-sensitive adhesive... | 08/30/2005 |
| 6930151 | Star block copolymers comprising polyisobutylene-B-polyacrylonitrile arms radiating from an aromatic core Block copolymers and star polymers having copolymer arms of PIB-PAN have been synthesized via living carbocationic polymerization and atom transfer radical polymerization in a methylene chloride/cyclohexanone solvent system. ... | 08/16/2005 |
| 6864314 | Block polymers, compositions and methods of use for foams, laundry detergents, shower rinses and coagulants The present invention relates to a block polymeric material. Typically the block polymer comprises units capable of having an average cationic charge density of about 15 or less, preferably 5 or less, more preferably from about 0.05 to about 5, even more preferably ... | 03/08/2005 |
| 6841623 | Low molecular weight nitrile rubber The present invention relates to nitrile rubber polymers having lower molecular weights and narrower molecular weight distributions than those known in the art. The present invention also relates to a process for the manufacture of said nitrile rubber and the use of... | 01/11/2005 |
| 6828385 | Process for crosslinking carboxylated nitrile rubber, hydrogenating carboxylated nitrile rubber, the crosslinked rubber and its' uses A process has now been discovered that permits the simultaneous crosslinking and derivation of an, optionally hydrogenated, polymer whose backbone is composed of a conjugated diene, an unsaturated nitrile and an unsaturated carboxylic acid in the presence of a coupl... | 12/07/2004 |
| 6825278 | Modified pressure sensitive adhesive A modified pressure sensitive adhesive (PSA) is produced by polymerizing at least one ethylenically unsaturated monomer to form a base polymer and reacting the base polymer with a modifying polymer comprising units derived from a n-vinyl lactam to thereby produce a ... | 11/30/2004 |
| 6806315 | Method for preparing of weatherability thermoplastic resin A method for preparing a weatherable thermoplastic resin, having superior weatherability and colorability and a weatherable thermoplastic resin prepared by the method are provided. The method includes preparing a seed by adding a water-soluble initiator to either an... | 10/19/2004 |
| 6803420 | Two-phase, water-absorbent bioadhesive composition An adhesive composition is provided that contains both a hydrophobic phase and a hydrophilic phase, wherein the hydrophobic phase is composed of a crosslinked hydrophobic polymer composition and the hydrophilic phase is a water-absorbent blend of a hydrophilic polym... | 10/12/2004 |
| 6743520 | Polymeric film A primer useful in the preparation of an anti-fouling surface contains (I) a copolymer formed from acrylates, free carboxyl group containing monomer and an aromatic sulfonic acid or salt, an acrylic polymeric resin and a cross-linking agent. ... | 06/01/2004 |
| 6689838 | Molding compounds with reduced adhesiveness use in the automobile industry The invention relates to a molding composition comprising, based on the total of components A to G, which is 100% by weight, a) as component A of the molding composition, from 1 to 99,59% by weight of at least one polycondensate, b) as component B, from 0.1 to... | 02/10/2004 |
| 6669953 | Block copolymer Cross-linked block copolymers are disclosed which have drug retention properties, comprising hard and soft segments, with cross-linking between the soft segments. The block copolymers can be based upon (meth)acrylic monomers, and some possess adhesive pro... | 12/30/2003 |
| 6620886 | NBR gels in butyl rubber compounds The rubber mixtures according to the present invention comprising uncrosslinked butyl rubbers and nitrile-containing rubber gels as well as optionally, conventional additives and auxiliary substances, are suitable for the production of vulcanizates and mo... | 09/16/2003 |
| 6506840 | Process for producing thermoplastic resin composition A process for producing a succinimide resin composition is provided which comprises reacting a maleic anhydride-olefin type copolymer constituted of 40-60 mol % of maleic anhydride units, 60-40 mol % of olefin units, and 0-20 mol % of a copolymerizable mo... | 01/14/2003 |
| 6479147 | Multiple phase polymeric vinyl chloride systems and related core-shell particles An emulsion or suspension polymer comprising a vinyl chloride polymeric core and an acrylic ester-acrylonitrile polymeric shell is disclosed. The emulsion polymer is preferably prepared using a two-stage process. In the first stage, a vinyl chloride monom... | 11/12/2002 |
| 6417277 | Coating composition The present invention provides a coating composition which is excellent in a curing property (particularly a low temperature curing property) of a coating film and which forms a coating film having excellent chipping resistance and adhesive property, and ... | 07/09/2002 |
| 6403716 | Thermoplastic rubber composition A thermoplastic rubber composition prepared by crosslinking 1-99 parts by weight of a crosslinkable rubbery polymer (A) and 1-99 parts by weight of a polypropylene resin (B) (total amount of (A) and (B) being 100 parts by weight), wherein said (B) compris... | 06/11/2002 |
| 6395828 | Low gloss ASA resin A thermoplastic molding composition comprising a grafted acrylate rubber (ASA) and a gloss reducing agent and a process for making the same are disclosed. The gloss reducing agent is the reaction product of (i) a compound having two or more epoxy groups p... | 05/28/2002 |
| 6388015 | Rubber composition, electric wire coating material, and electric wire A rubber composition comprising (A) a rubber ingredient comprised of (a) a nitrile group-containing highly saturated copolymer rubber having an iodine value of not larger than 120, preferably a hydrogenated product of an unsaturated nitrile-conjugated die... | 05/14/2002 |
| 6316107 | Multiple phase polymeric vinyl chloride systems and related core-shell particles An emulsion or suspension polymer comprising a vinyl chloride polymeric core and an acrylic ester-acrylonitrile polymeric shell is disclosed. The emulsion polymer is preferably prepared using a two-stage process. In the first stage, a vinyl chloride monom... | 11/13/2001 |
| 6313223 | Rubbery heat resistant composition This invention relates to a polymeric composition that can be molded into rubbery articles having excellent oil resistance and excellent heat resistance. The properties of the polymeric composition of this invention are similar to those of hydrogenated ni... | 11/06/2001 |
| 6300407 | Polymeric (meth)acrylate plasticizers and processing aids for elastomers An elastomer composition, including: at least one elastomer; a plasticizer which includes at least one polymeric material having a weighted average molecular weight of (Mw) of 500 to 1,000,000, formed from at least one ethylenically unsaturated monomer, a... | 10/09/2001 |
| 6277952 | Direct method for preparing doped polyaniline, product prepared thereby and resinous articles containing said product Doped polyanilines are prepared by contacting aniline with an oxidizing agent such as ammonium peroxydisulfate in aqueous solution at a temperature of at most about 10° C. in the presence of at least one organic sulfonic acid, preferably an alkylbenzenes... | 08/21/2001 |
| 6255398 | High volume solids fluorocarbon coatings The invention provides thermosetting coating compositions in which acrylic copolymers are used as carriers for fluorocarbon resins. The compositions have a combination of high fluorocarbon content, high solids content, and a low viscosity suitable for coi... | 07/03/2001 |
| 6245854 | Fluorocarbon-containing hydrophilic polymer coating composition for heat exchangers A hydrophilic coating composition for hydrophilically coating a metallic surface. The coating composition comprises a fluorocarbon-containing hydrophilic polymer comprising units of hydrophilic monomer and fluorocarbon-containing hydrophobic comonomer. Th... | 06/12/2001 |
| 6214938 | Overcoat material as protecting layer for image recording materials The present invention is a coating composition comprising at least one first water insoluble polymer having a Tg equal to or less than 30° C. and at least one second water insoluble polymer having a Tg equal to or greater than 60° C. wherein the first p... | 04/10/2001 |
