Patents for C08G 63 - Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule (41,521)
02/2007
02/22/2007US20070043133 Polyurethane foams, processes for obtaining them and use of these foams
02/22/2007US20070042377 Comprising nanoparticles of aluminium, silicon, magnesium or zinc oxide wherein oxidoreductase enzyme and a polymeric redox mediator capable of transferring electrons are diffusibly dispersed
02/22/2007US20070041986 Synthetic polysaccharide antigens for immunological intervention in disease
02/22/2007US20070041932 Conjugate for gene transfer comprising oligonucleotide and hydrophilic polymer, polyelectrolyte complex micelles formed from the conjugate, and methods for preparation thereof
02/22/2007CA2619123A1 Process for the preparation of copolymer-1
02/21/2007EP1754737A1 Polyester resin and thermosetting aqueous coating composition
02/21/2007EP1754463A1 Method of and items comprising polyhydroxyalkanoate for reducing latex exposure
02/21/2007EP1753819A1 Polyester resin composition and the cable made of thereit
02/21/2007EP1753796A1 Multiple catalyst and reactor system for olefin polymerization and polymers produced therefrom
02/21/2007EP1753613A2 Reinforcement for composite materials and mehtod for making the reforcement
02/21/2007EP1753589A1 Process for crystallising amorphous plastic granulates
02/21/2007EP1539064B1 Novel photostabilizers, uv absorbers, and methods of photostabilizing a sunscreen composition
02/21/2007EP0981381B1 Polyhydroxyalkanoates for in vivo applications
02/21/2007CN1918233A Fluid polyester moulding masses
02/21/2007CN1918209A Block copolyetherester elastomer and preparation thereof
02/21/2007CN1916050A Injectable temperature sensitive hydrogel of poly (lactide ¿C glycolide ¿C p-dioxane ketone) - polyethyleneglycol block copolymer
02/21/2007CN1301297C Polyester resin compositions for profile extrusion and profiles made therefrom
02/20/2007US7179883 Biocompatibility; biopolymers such as poly-4-hydroxybutyrate, poly-4-hydroxybutyrate-co-3-hydroxybutyrate, poly-4-hydroxybutyrate-co-2-hydroxybutyrate, and copolymers and blends; controlled degradation rate; grafting
02/20/2007US7179882 Low viscosity polymer polyols
02/20/2007US7179881 Recovering heat from hot PET pellets exiting a solid state polymerization reactor, using this heat to heat cool pellets entering the crystallizer or solid state polymerization reactor, transferred from hot to cool pellets employing a heat exchanger
02/20/2007US7179877 Polyestersiloxane acrylates for coatings and printing inks with isocyanate groups for curing
02/20/2007US7179869 Transesterifying an ester having a limited acid value with a diol having a cyclic acetal skeleton in the presence of a titanium compound to obtain an oligomer which is then polymerized to increase the molecular weight; impact resistance and low yellowness
02/20/2007US7179867 Block polymer for a drug delivery system or embolic agents; adequate LCST (lower critical solution temperature) to reduce harm to tissues; polymer has units of a cholic acid, folic acid, or fatty acid-endcapped glycolide-lactide copolymer and ethylene glycol units optionally endcapped with methanol
02/20/2007US7179433 stirring apparatus has reactors concentrically partitioned in a vertical cylindrical vessel, including an inner reactor; stirring blades and heaters in each of the reactors, with the ones in the inner reactor having no counterpart rotating shaft
02/20/2007US7179401 Thermotropic liquid-crystalline polymer
02/20/2007CA2214983C Vacuum system for controlling pressure in a polyester process
02/15/2007WO2007019051A1 Polyurethanes made from hydroxyl-containing esters of fatty acids
02/15/2007WO2007018544A2 Tri-block copolymers for nanosphere-based drug delivery
02/15/2007WO2007017931A1 Polyester resin, polyester resin composition therefrom and use thereof
02/15/2007WO2007017494A1 Improved production of polyesters
02/15/2007US20070037962 Lactone ring-containing polymer having few foreign matters and not easily causing gelation, and its applications
02/15/2007US20070037960 Copolyester stilbene embossed film and methods of making the same
02/15/2007US20070037959 Polyester process using a pipe reactor
02/15/2007US20070037958 Polyester stilbene composition
02/15/2007US20070037464 Isolation, formulation, and shaping of macrocyclic oligoesters
02/15/2007US20070036923 Oxygen absorbing resin, oxygen absorbing resin composition and oxygen absorbing container
02/15/2007US20070036745 Polymeric materials, their preparation and use
02/15/2007DE102005037417A1 Procedure for increasing the molecular weight and modifying the polyester and polyamide, useful in the manufacture of molded mass, fibers or filaments, comprises reacting the polyester or the polyamide with acyllactam
02/14/2007EP1752482A1 Aliphatic polyester copolymer
02/14/2007EP1752481A1 Polyurethane elastomer and method for producing same
02/14/2007EP1751333A2 Spin-coatable liquid for formation of high purity nanotube films
02/14/2007EP1751234A2 Free-radical curable polyesters and methods for use thereof
02/14/2007EP1751210A1 Process for making polyesters
02/14/2007EP1751209A1 Furyl-2-methylidene uv absorbers and compositions incorporating the uv absorbers
02/14/2007EP1751208A1 Process for adding methine uv light absorbers to pet prepared by direct esterification
02/14/2007EP1751207A1 Nucleation enhanced polyester and its use in melt-to-mold processing of molded articles
02/14/2007EP1750783A2 Hyaluronic acid based copolymers
02/14/2007EP1750769A2 Methods for making injectable polymer hydrogels
02/14/2007EP1750666A2 Methods and articles for the delivery of therapeutic agents
02/14/2007EP1497370B1 Biodegradable polyesters obtained by reactive extrusion
02/14/2007CN1914247A Imide-modified polyester resins and methods of making the same
02/14/2007CN1911983A Preparation method of degradable polymer material for stent in shape memory pipe cavity
02/14/2007CN1911982A Micropore foamed polymer capable of biodegradable and its preparation method
02/14/2007CN1300246C Method for preparing uvioresistant polyester by nanometer titania generated in situ
02/14/2007CN1300233C Resin for blow-moulded polyethylene products and blow-moulded polyethylene product using said resin
02/14/2007CN1300213C Ternary copoly ester capable of biological degradation and its preparation method
02/14/2007CN1300212C Polyester-polyether block copolymer
02/14/2007CN1300211C Method for producing polyesterpolyols of polyvalent alcohols
02/14/2007CN1299775C Injectable pharmaceutical slow-release carrier and preparation method thereof
02/13/2007US7176274 Reacting sodium silicate (Na4Si) with water to produce sodium silicate and passing sodium silicate made by reacting sodium silicate (Na4Si) with water through a cation exchange resin column to form fine silica particles; crystallizing to nanoparticles and added to an ethylene-based polyester polymer
02/13/2007US7176257 Polyvinyl acetal resin for heat-developable photosensitive material and heat-developable photosensitive material
02/13/2007US7176256 Reacting by crosslinking a first synthetic polymer containing multiple nucleophilic groups such as amino groups, with a second synthetic polymer containing multiple electrophilic groups such as succinimidyl groups to covalently bind them; use to prevent surgical adhesions, coat implants
02/13/2007US7175779 Produced by transesterification of polyethylene terephthalate with aromatic monomer (acetylsalicylic acid, diacetylated catechol) therein; isotropic, anisotropic; transparent films
02/08/2007WO2007015080A1 Fuel additives
02/08/2007WO2006020544A3 Copolymerization of 1,4-dioxan-2-one and a cyclic ester monomer producing thermal stabilized stabilized 1,4-dioxan-2-one (co) polymers
02/08/2007US20070032631 Polylactic acid resin composition, process for producing the same and molding thereof
02/08/2007US20070032607 Polyester resin compostion and optical material
02/08/2007US20070031699 Polyethers from bis(diarylamino)fluorenes that are 9,9-bis(hydroxyhydrocarbyl)-substituted and may be copolymerized with a difluorodiphenyl sulfone; low voltage drive, a high luminance, a very long life and no imperfections
02/08/2007US20070031503 Hyaluronic acid modification products and drug carrier therefrom
02/08/2007US20070031371 Method for Preparing Branched Functionalized Polymers Using Branched Polyol Cores
02/08/2007CA2617199A1 Fuel additives
02/07/2007EP1749847A1 Oxygen absorbing resin, oxygen absorbing resin composition and oxygen absorbing container
02/07/2007EP1749846A1 Polyester resin for compression molding and process for producing the same, and process for producing preform
02/07/2007EP1749845A1 Composite materials and methods of making the same
02/07/2007EP1749071A1 Coating composition comprising a vinyl modified alkyd resin
02/07/2007EP1749068A1 Antimicrobial acid-catalyzed coating compositions
02/07/2007EP1749042A1 Method for producing elastomeric copolyesters
02/07/2007EP1749041A2 Cellulose and acrylic based polymers and the use thereof for the treatment of infectious diseases
02/07/2007EP1749040A1 Water reducible polyester resin compositions with mixed ionic/nonionic stabilization
02/07/2007EP1749039A1 Low molecular weight polylactic acid polymers
02/07/2007EP1749037A1 Perfluorinated esters, polyester, ethers and carbonates
02/07/2007EP1448656B1 Biodegradable polymer
02/07/2007CN1910263A Process for producing phosphorus compound flame retardant, phosphorus compound flame retardant, and flame-retardant polyester
02/07/2007CN1910220A Method for production of non-woven surfaces
02/07/2007CN1910217A Biogradable multi-block co-polymers
02/07/2007CN1910129A Process for production of a carboxylic acid/diol mixture suitable for use in polyester production
02/07/2007CN1908031A Method of preparing full biodegradation copolymer from ring-opening polymer
02/07/2007CN1908030A Preparation method of full biodegradation polyester copolymer
02/07/2007CN1298764C Method for preparing poly-lactic acid with high molecular weight by polycondensing lactic acid directly
02/07/2007CN1298763C Liquid-crystal polyester resin
02/06/2007US7173157 Method for producing an allyl compound
02/06/2007US7173102 Facially amphiphilic polymers as anti-infective agents
02/06/2007US7173101 High toluene diisocyanate-stable blue colorants
02/06/2007US7173100 Receiving-layer-forming resin for use in thermal-transfer image-receiving sheet and thermal-transfer image-receiving sheet using such a resin
02/06/2007CA2287934C Purification of by-product stream in preparation of polytrimethylene terephthalate
02/01/2007WO2007014309A2 N-hydroxyalkyltrimellitimide esters and bis-(trimellitimide) esters and method of making
02/01/2007WO2007012731A1 Catalytic system for making a polyester by polycondensation, method for making polyester
02/01/2007WO2007012405A1 Device for melt polycondensation having a reactor cage
02/01/2007WO2007012404A1 Stirring device for melt polycondensation having a double rotor and product-lubricated reactor-internal rotor bearing
02/01/2007US20070027303 Metal chelate complexes immobilized on solid supports for peptide preparation