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| Number | Title | Issue Date |
| 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 |
| 7723453 | Hydrophobically modified cationic polymers The invention provides hydrophobically modified cationic polymers which may be used to enhance deposition of particles. ... | 05/25/2010 |
| 7300914 | Process for the preparation of stable polymer concentrates Process for preparing stable polymer concentrates, wherein acryloyldimethyltaurine and/or acryloyldimethyltaurate are free-radically polymerized with at least one further component in the presence of a polymerization medium, a higher-boiling solvent or solvent mixtu... | 11/27/2007 |
| 7300991 | Cationic conductor, its intermediate, and lithium secondary battery using the conductor The disclosure discloses a polymer represented by the general formula, wherein Rp is a residue of a polymer of a compound having a polymerizable unsaturated bond, Q is an organic residue of n+1 valence... | 11/27/2007 |
| 7294742 | Ring-opened azlactone initiators for atom transfer radical polymerization Initiators for atom transfer radical polymerizations are described. The initiators have an azlactone or ring-opened azlactone moiety to provide telechelic (co)polymers. ... | 11/13/2007 |
| 7189776 | Aqueous composition The present invention relates to an aqueous composition comprising anionic organic polymeric particles and colloidal anionic silica-based particles. The anionic organic polymeric particles are obtainable by polymerising one or more ethylenically unsaturated monomers... | 03/13/2007 |
| 7172755 | Methods for making functionalized polymers Polymers containing amino acid and/or polypeptide moieties in their backbones or pendant to their backbones are made by metathesis. A method of making an amino acid or polypeptide containing polymer includes the steps of: providing a amino acid, amino alcohol, or po... | 02/06/2007 |
| 7160953 | Polymeric surface coatings A biocompatibilizing process in which a substrate having a surface which bears substrate pendant functional groups is biocompatibilized by coating it with a coating composition containing a polymer formed from a radical polymerizable monomers including a radical pol... | 01/09/2007 |
| 7132491 | Chain transfer reagent, free radical polymerization employing the same and resulting polymers Organometallic reversible addition-fragmentation chain transfer reagents (RAFT reagents), processes of free radical polymerization employing the same and polymers with low polydispersity index obtained thereby. The process includes polymerizing at least one monomer ... | 11/07/2006 |
| 7109282 | Catalytic polymerization process This invention relates to a process for controlling the architecture of copolymers of at least two unsaturated monomers, made by free-radical polymerization in the presence of a cobalt-containing chain transfer agent, including the control of molecular weight, degre... | 09/19/2006 |
| 7071240 | Carboxylic cationites and methods of manufacture A method for preparing synthetic polymerized resins for ion exchange, namely, carboxylic cationites, which are suitable as sorbents for preparative separation and purification of biologically active compounds by low pressure liquid chromatography (LPLC). The directi... | 07/04/2006 |
| 7064168 | AB block copolymers containing poly (vinyl pyrrolidone) units, medical devices, and methods AnB block copolymers, wherein n is at least two, that include A blocks with poly(vinyl pyrrolidone) units and B blocks with urethane groups, urea groups, imide groups, amide groups, ether groups, ester groups, or combinations thereof, as well as medical d... | 06/20/2006 |
| 7022791 | Cosmetic, pharmaceutical and dermatological products containing an electrolyte The invention relates to cosmetic, dermatological, and pharmaceutical products containing an electrolyte. The products are obtained by free-radical copolymerization of A) acryloyldimethyltaurine and/or acryloyldimethyltaurates, and... | 04/04/2006 |
| 6992217 | Ring-opened azlactone initiators for atom transfer radical polymerization Initiators for atom transfer radical polymerizations are described. The initiators have an azlactone or ring-opened azlactone moiety to provide telechelic (co)polymers. ... | 01/31/2006 |
| 6921746 | Multifunctional polymers, method for the production and use thereof Multifunctional polymers containing polymerized units of (a) α-Acyloxyacrylonitrile, α-haloacrylic acid, α-acyloxyacrylic ester and/or α-hydroxyacrylic acid, (b) monoethylenically unsaturated carboxylic acids, (c) vinyl est... | 07/26/2005 |
| 6911510 | Azlactone chain transfer agents for radical polymerization Chain transfer agents for controlled radical polymerizations (RAFT) are described. The chain transfer agents have an azlactone or ring-opened azlactone moiety to provide telechelic (co)polymers. ... | 06/28/2005 |
| 6887960 | Bioadhesive composition A bioadhesive composition is disclosed which includes copolymer particles containing as polymerized units, terminally unsaturated acid-containing oligomers and ethylenically unsaturated nonionic monomers. A method of preparing the bioadhesive composition and a metho... | 05/03/2005 |
| 6878788 | Method for producing polymers Proposals are made for a process for preparing polymer solutions and/or polymer dispersions by free-radical addition polymerization and for the use of the polymers prepared, particularly as gas hydrate inhibitors. ... | 04/12/2005 |
| 6841637 | Ring-opened azlactone chain transfer agents for radical polymerization Chain transfer agents for controlled radical polymerizations (RAFT) are described. The chain transfer agents have an azlactone or ring-opened azlactone moiety to provide telechelic (co)polymers. ... | 01/11/2005 |
| 6833419 | Fluorine-modified comb polymers based on acryloydimethyltaurine acid The invention provides water-soluble or water-swellable copolymers obtained by free-radical copolymerization of A) acryloyldimethyltaurine and/or acryloyldimethyltaurates, B) optionally, one or more other olefinica... | 12/21/2004 |
| 6831144 | Anionic polymerization process, and process for producing a polymer by the anionic polymerization process In anionic polymerization using an anionic polymerization initiator, a tertiary organoaluminum compound (A) having in the molecule thereof a chemical structure represented by a general formula: Al—O—Ar wherein Ar represents an aromatic ring, and at least one Lew... | 12/14/2004 |
| 6822061 | Well cement additives, compositions and methods Improved well cement additives, compositions and methods of using the compositions are provided. The well cement additives are basically comprised of a first monomer selected from the group of 2-acrylamido-2-methylpropane sulfonic acid, 2-allyloxy-2-hydroxy-1-propan... | 11/23/2004 |
| 6765077 | Negative-chargeability control resin A negative-chargeability control resin containing a specific vinyl copolymer imparts stable chargeability to toner. The vinyl copolymer is obtainable by copolymerizing a monomer composition which contains at least i) a vinyl monomer (A) as exemplified by N-acryloylm... | 07/20/2004 |
| 6743878 | Polymeric surface coatings A biocompatibilising process in which a substrate having a surface which bears substrate pendant functional groups is biocompatibilised by coating it with a coating composition containing a polymer formed from a radical polymerisable monomers including a radical pol... | 06/01/2004 |
| 6723815 | Covalently-bound, hydrophilic coating compositions for surgical implants Covalently-bound, hydrophilic copolymer coatings for implants are disclosed. The copolymer coatings comprise a hydrophobic aryl acrylic monomer, a hydrophilic monomer selected from the group consisting of hydroxyalkyl (meth)acrylates, n-vinyl pyrrolidone and acrylam... | 04/20/2004 |
| 6716949 | Amphipathic polymer particles and methods of manufacturing the same The invention is directed to amphipathic polymeric particles that serve as both the dispersant and the binder in water based inks, ink compositions containing these particles, and methods for making the particles. The polymeric particles contain both hydrophilic and... | 04/06/2004 |
| 6713583 | Intraocular lenses made from polymeric compositions Ophthalmic lenses, such as intraocular lenses, include cross-linked polymeric materials having a first constituent derived from a first monomeric component selected from the group consisting of acrylates, methacrylates and mixtures thereof, and a second constituent ... | 03/30/2004 |
| 6689856 | WATER-SOLUBLE POLYMERS WITH A WATER-SOLUBLE BACKBONE AND SIDE UNITS WITH A LOWER CRITICAL SOLUTION TEMPERATURE, PROCESS FOR PREPARING THEM, AQUEOUS COMPOSITIONS CONTAINING THEM AND COSMETIC USE THEREOF Water-soluble polymers having a water-soluble backbone and side units having in water a lower critical solution temperature, LCST, the polymers being obtainable by free-radical precipitation polymerization of water-soluble monomers and of macromonomers co... | 02/10/2004 |
| 6667374 | Polymer flocculants with improved dewatering characteristics A high molecular weight water soluble acrylamide based polymer having improved flocculating and dewatering properties is provided. The polymer is prepared by a process in which a small quantity of a chain branching agent is added to the polymerization rea... | 12/23/2003 |
| 6657029 | High refractive index hydrogel compositions for ophthalmic implants Optically transparent, high refractive index hydrogels and intraocular lenses fabricated therefrom. The preferred hydrogels have a refractive index of 1.45 or above and a water content of approximately 5 to 30 percent by weight.... | 12/02/2003 |
| 6653429 | Process for producing polymer, the polymer, and curable composition comprising the polymer This invention provides method of producing a polymer which comprises substitution of carboxylic acid group for a terminal halogen group of a polymer obtainable by atom transfer radical polymerization. The carboxylic acid group may be a carboxylic acid sa... | 11/25/2003 |
| 6639029 | Process for continuous synthesis of polymer compositions as well as use of same The present invention relates to a process for synthesis of polymer compositions, wherein ethylenically unsaturated monomers are polymerized by means of initiators containing a transferable atom or group of atoms and of one or more catalysts comprising at... | 10/28/2003 |
| 6632905 | Covalently-bound, hydrophilic coating compositions for surgical implants Covalently-bound, hydrophilic copolymer coatings for implants are disclosed. The copolymer coatings comprise 2-phenylethyl (meth)acrylate, a hydrophilic monomer selected from the group consisting of hydroxyalkyl (meth)acrylates and acrylamides, and a reac... | 10/14/2003 |
| 6627719 | Cationic latex terpolymers for sludge dewatering A cationic latex terpolymer prepared by polymerizing from about 1 to about 99.1 mole percent of one or more cationic monomers, from about 0.9 to about 5 mole percent of one or more hydroxyalkyl (meth)acrylates and from 0 to about 98.1 mole percent of one ... | 09/30/2003 |
| 6602928 | Packing material and cartridge for solid phase extraction A packing material for solid phase extraction, which is a particle having an exclusion limit molecular weight of 1×103 to 1.5×104 in gel permeation chromatography using a standard polystyrene as the sample. A column for solid phase... | 08/05/2003 |
| 6599999 | Hair care compositions containing polymeric N-vinyl acetamide and methods of treating hair The present invention relates to hair care compositions which contain a polymer which is prepared from N-vinyl acetamide (NVAM) monomer and the use of those hair care compositions to treat hair. The polymer may be a homopolymer of NVAM or an interpolymer ... | 07/29/2003 |
| 6596844 | Controlled release polyacrylic acid granules and a process for preparing the same The present invention pertains to a method for forming poly-acrylic acid granules and granules formed therefrom wherein the granules are flowable, have an increased bulk density relative to the as polymerized polyacrylic acids, and a low amount of dust wh... | 07/22/2003 |
| 6590049 | Multi-functional initiators for atom transfer radical (Co)polymerization The present invention is directed to novel compounds that can serve as highly efficient initiators for controlled radical (co)polymerization processes including atom transfer radical (co)polymerization processes. These compounds include di-(trimethylolpro... | 07/08/2003 |
| 6566473 | Process for making a vinyl amide polymer composition for skin and hair compositions A non-aqueous, heterogeneous polymerization process comprises heating a reaction mixture of about 5-70%, preferably 10-50%, by weight, of a vinyl amide monomer in an oil as solvent, and a water-soluble cosolvent, and a free radical initiator, optionally i... | 05/20/2003 |
| 6555637 | Anionic polymerization process, and process for producing a polymer by the anionic polymerization process In anionic polymerization using an anionic polymerization initiator, a tertiary organoaluminum compound (A) having in the molecule thereof a chemical structure represented by a general formula: Al--O--Ar wherein Ar represents an aromatic ring, and at leas... | 04/29/2003 |
