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| Number | Title | Issue Date |
| 8138270 | Process for producing block copolymer, and block copolymer or hydrogenated product thereof The present invention provides a process for producing a block copolymer in high productivity, by anionic polymerization by use of a lithium initiator, and also to provide the block copolymer and a hydrogenated product thereof, the block copolymer having a conjugate... | 03/20/2012 |
| 8084544 | Process for production of water-absorbing resin Process for preparing a water-absorbent resin comprising carrying out a reversed-phase suspension polymerization in multi-steps of two or more steps. The water-absorbent resin is prepared by subjecting a water-soluble ethylenically unsaturated monomer to the reverse... | 12/27/2011 |
| 8039557 | Process for the preparation of vinylaromatic (co)polymers grafted on an elastomer in a controlled way A process for the preparation of vinylaromatic (co)polymers grafted on an elastomer in a controlled way, comprising the dissolving of an elastomer, such as polibutadiene, in a mixture consisting of a monomer and of a solvent in the presence of a polymerization catal... | 10/18/2011 |
| 7893163 | Gradient copolymers soluble or at least dispersible in water as well as in organic solvents The invention concerns amphiphilic copolymers, in particular gradient amphiphilic copolymers obtained by controlled free radical solution or mass polymerization. The invention also concerns a method for aqueous dissolution of said copolymers. The inventive copolymer... | 02/22/2011 |
| 7442325 | Stabilized crosslinking composition This invention relates to a crosslinking composition comprising an organic acid and a compound having the structure of Formula I: A′-NRA—RD wherein A′, RA, and RD are defi... | 10/28/2008 |
| 7439302 | Low refractive index polymers as underlayers for silicon-containing photoresists A new underlayer composition that exhibits high etch resistance and improved optical properties is disclosed. The underlayer composition comprises a vinyl or acrylate polymer, such as a methacrylate polymer, the polymer comprising at least one substituted or unsubst... | 10/21/2008 |
| 7414093 | Modified block copolymer A second order modified block copolymer which can be obtained by reacting a first order modified block copolymer with a second order modifier, wherein the first order modified block copolymer comprises a base block copolymer and a functional group-containing first o... | 08/19/2008 |
| 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 |
| 7381347 | Crosslinking composition This invention relates to a crosslinking composition comprising a compound having the structure of Formula I: A′-NRA—RD where A′ is a moiety derived from the group consisting of linear or cyclic ureas, cyanuric acid, s... | 06/03/2008 |
| 7381519 | Top anti-reflective coating polymer, its preparation method and top anti-reflective coating composition comprising the same Disclosed herein is a top anti-reflective coating polymer and its composition comprising the same represented by Formula 1 below: wherein R1 and R2 are independently, hydrogen,... | 06/03/2008 |
| 7358308 | Compositions for use in golf balls A golf ball comprising a core, an outer cover layer, and, optionally, an intermediate layer disposed between the core and the outer cover layer is presently disclosed. At least one layer of the golf ball is formed from a composition comprising a base polymer, a cros... | 04/15/2008 |
| 7358310 | Compositions for use in golf balls A golf ball comprising a core, an outer cover layer, and, optionally, an intermediate layer disposed between the core and the outer cover layer is presently disclosed. At least one layer of the golf ball is formed from a composition free of cystine and comprising at... | 04/15/2008 |
| 7335703 | Polyolefin graft copolymer prepared in the presence of coordination polymerization catalyst based on late transition metal complex and method for making the same A novel polyolefin graft copolymer prepared by graft-copolymerizing an olefin monomer with a (meth)acryl macromonomer or an isobutylene macromonomer in the presence of a coordination polymerization catalyst based on a late transition metal complex and a method for m... | 02/26/2008 |
| 7297748 | Direct to metal polyurethane coating compositions The invention is directed to a direct to metal coating composition containing an acrylic polyol synthesized with a phosphated monomer having improved adhesion and corrosion resistance characteristics. The invention is also directed to a method for producing a direct... | 11/20/2007 |
| 7291679 | Recyclable polymer and process for production thereof A novel resin is provided which is renewable with less energy. A process for renewing the resin is also provided. The present invention includes a polymer having the repeating unit represented by Structural Formula (1) below, and a process for producing the polymer:... | 11/06/2007 |
| 7261875 | Dendritic poly (amino acid) carriers and methods of use The present invention concerns a design for dendritic poly(amino acid) polymer carriers, also known as nonlinear polymers, and their applications. These dendritic poly(amino acid) carriers have multiple functional groups at the polymer surface. In addition, they hav... | 08/28/2007 |
| 7256238 | Modified block copolymer A second-order modified block copolymer which can be obtained by reacting a first-order modified block copolymer with a second-order modifier, wherein the first-order modified block copolymer comprises a base block copolymer and a functional group-containing first-o... | 08/14/2007 |
| 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 |
| 7229604 | Ethylenedicysteine (EC)-drug conjugates, compositions and methods for tissue specific disease imaging The invention provides, in a general sense, a new labeling strategy employing 99mTc chelated with ethylenedicysteine (EC). EC is conjugated with a variety of ligands and chelated to 99mTc for use as an imaging agent for tissue-specific diseases... | 06/12/2007 |
| 7223380 | Ethylenedicysteine (EC)-drug conjugates, compositions and methods for tissue specific disease imaging The invention provides, in a general sense, a new labeling strategy employing 99mTc chelated with ethylenedicysteine (EC). EC is conjugated with a variety of ligands and chelated to 99mTc for use as an imaging agent for tissue-specific diseases... | 05/29/2007 |
| 7192744 | Targeted transfection of cells using a biotinylated dendrimer The present invention relates to processes for the targeted transfection of cells, compositions which may be used for such processes, and corresponding pharmaceutical compositions for gene therapy. In particular, the invention relates to a process for introducing nu... | 03/20/2007 |
| 7144605 | Curable coating composition and coating film forming method A curable coating composition comprises (a) a component having an active methylene group and/or an active methane group, (b) a component having a methacrylate group and/or an acrylate group, (c) a ... | 12/05/2006 |
| 7138442 | Reduced exothermic bone replacement cement A bone cement having a dry component including a large constituent and a small constituent. The small constituent fills a substantial volume of the interstitial spaces between the particles of the large constituent. Therefore, only a second or minor interstitial spa... | 11/21/2006 |
| 7109276 | Method for free radical reduction of dithiocarbonylated or dithiophosphorylated functions borne by a polymer The invention concerns a method for preparing a polymer, comprising a step which consists in contacting: (A) at least a living organic polymer having at its chain end a dithiocarbonylated or dithiophosphorylated function capable of being reactivated; (B) at least a ... | 09/19/2006 |
| 7101937 | Dendritic based macromolecules Macromolecules in the shape of three-dimensional kites, barbells, and other shapes are disclosed. The shaped macromolecules are prepared the reaction of one or more dendritic polymers and a linear polymer. The kite-shaped macromolecules are dendritic polymers attach... | 09/05/2006 |
| 7087748 | Process A novel process for the removal of impurities from clavulanic acid using a selective adsorption material, in particular a molecularly imprinted polymer. Novel selective adsorption materials suitable for the process, and a process for the preparation of such selectiv... | 08/08/2006 |
| 7067586 | Methods of making ABA-type block copolymers having a random block of hydrophobic and hydrophilic monomers Block copolymers are prepared by living-type or semi-living type free radical polymerization, with said copolymers having at least one random block comprised of at least one hydrophobic monomer and at least one hydrophilic monomer. The selection of hydrophobic and h... | 06/27/2006 |
| 7067111 | Ethylenedicysteine (EC)-drug conjugates, compositions and methods for tissue specific disease imaging The invention provides, in a general sense, a new labeling strategy employing 99mTc chelated with ethylenedicysteine (EC). EC is conjugated with a variety of ligands and chelated to 99mTc for use as an imaging agent for tissue-specific diseases... | 06/27/2006 |
| 7056983 | Block copolymer Processes for producing an AB block copolymer, an ABA block copolymer or a multiblock copolymer are provided, which comprises adding an alkenyl-containing polymer (I) to a living or to an atom transfer radical polymerization system or a living cationic polymerizatio... | 06/06/2006 |
| 7041749 | Dual cure reaction products of self-photoinitiating multifunction acrylates with cycloaliphatic epoxy compounds Photopolymerizable liquid oligomeric compositions are disclosed. The oligomeric compositions are formed from cycloaliphatic epoxides and Michael addition polyacrylate resins, synthesized from multifunctional acrylates and β-dicarbonyl Michael donors, specifically Î... | 05/09/2006 |
| 7019075 | Acrylic structural adhesive having improved T-peel strength A two-part acrylic structural adhesive comprises a first package containing from about 10 to about 90 percent by weight of at least one ethylenic unsaturated methacrylic ester selected from the group consisting of 1) an alkyl mono-, di- or tetra-substituted cyclohex... | 03/28/2006 |
| 7019083 | Fluoroplastic polymers having nitrogen-containing cure sites Provided is a fluoroplastic or latex comprising a nitrogen-containing cure site and units derived from a fluorinated monomer. Also provided is a curable blend comprising a fluoroplastic and a fluoroleastomer gum, wherein said fluoroplastic comprises a nitrogen-conta... | 03/28/2006 |
| 7012119 | Cleaving and replacing thio control agent moieties from polymers made by living-type free radical polymerization A method of free radical polymerization and for cleaving a thio group from the resulting polymer is provided. The method comprises forming a mixture of one or more monomers, at least one free radical source and a control agent, wherein the control agent comprises a ... | 03/14/2006 |
| 7009004 | Process for producing vinyl polymer having alkenyl group at end vinyl polymer and curable composition Objects of the present invention are to provide a process for easily producing an alkenyl-terminated vinyl polymer without using a metal compound requiring a complicated purification step, and to provide a curable composition containing the vinyl polymer. An alkenyl... | 03/07/2006 |
| 7009007 | Recyclable polymer, process for production thereof, and recycling treatment thereof A novel resin is provided, which is renewable with less energy. A process for renewing the resin is also provided. The present invention includes a polymer having the repeating unit represented by Structural Formula (1) [—P1—R—]n (... | 03/07/2006 |
| 6992225 | Organic peroxide heat stabilizer The invention concerns a heat stabilizer of organic peroxides characterized in that it is an N-hetrocyclic compound which contains at least one nitroxyl radical with the N atom of the nitroxyl radical forming part of the ring. The invention also concerns a storage-s... | 01/31/2006 |
| 6956083 | 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. ... | 10/18/2005 |
| 6927246 | Polymers functionalized with fluorescent boronate motifs and methods for making them Improved polymer matrices which incorporate fluorescent biosensor molecules as well as methods of making and using these polymer matrices are described. Such matrices can be used in fluorescent biosensors and biosensor systems, including those which are used in the ... | 08/09/2005 |
| 6919409 | Removal of the thiocarbonylthio or thiophosphorylthio end group of polymers and further functionalization thereof A method of free radical polymerization and for cleaving a thio group from the resulting polymer is provided. The method comprises forming a mixture of one or more monomers, at least one free radical source and a chain transfer agent, wherein the chain transfer agen... | 07/19/2005 |
| 6890524 | Hydrolyzable delivery system using cross-linked polymeric resins as vehicles This invention provides a method of preparing a polymeric delivery system for active ingredients. The delivery system is formed either by attaching the active ingredient to a linker through a hydrolyzable covalent bond, then forming a covalent bond between the linke... | 05/10/2005 |
