Patents for C08G 63 - Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule (41,521)
01/2003
01/01/2003CN1388145A Semi-continuous polycondensation process of producing polyester slice
01/01/2003CN1388144A Prepn of poly (epsilon-caprolactone)
01/01/2003CN1097603C Biodegradable polymer and plastic articles containing biodegradable polymer
12/2002
12/31/2002US6500915 Polyester resin and its production process
12/31/2002US6500911 Spandex filaments with improved elasticity, tensile strength, and resistance to hydrolysis; polyesterurethane with adipic acid and caprolactone as ester monomers
12/31/2002US6500897 Modified biodegradable compositions and a reactive-extrusion process to make the same
12/31/2002US6500890 Polyester bottle resins having reduced frictional properties and methods for making the same
12/31/2002US6500506 Aromatic polyester composition and articles therefrom
12/29/2002CA2368798A1 Polyester polycondensation with catalyst and catalyst enhancer
12/27/2002WO2002102877A1 N-alkylaziridine prepolymers as a dental material
12/27/2002WO2002102875A2 Polymers comprising cf2o structural elements
12/27/2002WO2002102874A1 Thermotropic liquid-crystal polymer
12/27/2002WO2002081791A3 Bioactive fiber products
12/27/2002WO2002079296A3 Polyester resin emulsion and two-component aqueous paint
12/27/2002WO2002051616A8 Methods of post-polymerisation extruder injection in condensation polymer production
12/26/2002US20020198331 Polyester resin composition and a bottle therefrom
12/26/2002US20020198297 Polyester and polyamide compositions of low residual aldehyde content
12/25/2002CN1387545A High refractive index thermoplastic polyphosphonates
12/25/2002CN1387456A Physiological fluid separation vehicles having improved resistance to inward migration of therapeutic agent
12/25/2002CN1386795A Copolyester resin composition and drawn film
12/25/2002CN1386783A Use of dehydrogenated metallic abietate
12/25/2002CN1097067C Oyxgen scavenging condensation copolymer for bottles and packaging articles
12/24/2002US6498268 Method for producing alkylene glycol esters with limited homologue distribution
12/24/2002US6498229 Direct synthesis of segmented glycolide copolymers and crystalline materials therefrom
12/24/2002US6498227 Flame retardant, fiber-treatment, a method for imparting flame retardancy, and flame resistant polyester textile materials
12/24/2002US6497950 Polyesters having a controlled melting point and fibers formed therefrom
12/24/2002CA2071012C Stabilization of mineral filled polyesters using epoxy compounds
12/19/2002WO2002101427A2 Multilayer birefringent film for polarizing beam splitter
12/19/2002WO2002100921A1 Copolymers of monocyclic esters and carbonates and methods for making same
12/19/2002WO2002100920A1 Method and device for the production of polytrimethylene terephthalate
12/19/2002WO2002100919A1 Biodegradable thermoplastic linear copolymer, method for preparing same and uses thereof
12/19/2002WO2002100918A1 Main chain type liquid crystal polyester, liquid crystalline composition, method for producing liquid crystal film, optical film and display
12/19/2002WO2002085507A3 Dispersants
12/19/2002WO2002079310A3 Process for preparing a stabilized polyester
12/19/2002WO2002070508A3 Glycolide production process, and glycolic acid composition
12/19/2002US20020193556 Polyester and polymer modifier comprising the polyester as active ingredient
12/19/2002US20020193555 Catalysts for polyester production, process for producing polyester, and polyester
12/19/2002US20020190239 Suppresses blistering during soldering; heat resistance; moldability
12/19/2002DE10128705A1 Polycarbonate, Polyestercarbonate und Polyester mit verzweigten Endgruppen Polycarbonates, polyester and polyester with branched end groups
12/19/2002DE10126476A1 N-Alkylaziridinoprepolymere N-alkylaziridino prepolymers
12/18/2002EP1266924A2 Polycarbonates, polyestercarbonates and polyesters having branched endgroups
12/18/2002EP1265972A1 Luminescent gel coats and moldable resins
12/18/2002EP1265952A1 Microporous polymer matrices
12/18/2002EP0894815B1 Polyester, process for the production of the same, resin or rubb er compositions containing the same, and moldings of the compositions
12/18/2002EP0802938B1 Process for producing polyethylene naphthalate
12/18/2002CN1386129A Flame retardant polybutyleneterephthalate resin
12/18/2002CN1386116A Fumarate derivative, method for producing the same
12/18/2002CN1385452A Process for preparing copolymer of L-lactic acid and glycollic acid by direct polycondensation
12/17/2002US6495710 Synthesis and use of dimethyl 1,5-naphthalenedicarboxlyates and intermediates therefrom
12/17/2002US6495656 Copolyesters and fibrous materials formed therefrom
12/17/2002US6495653 Retaining curability even at a low temperatures, low viscosity, rapid cure
12/17/2002US6495152 Sulfur containing polyhydroxyalkanoate compositions and method of production
12/12/2002WO2002098948A1 Reduction of friability of poly (trimethylene terephthalate)
12/12/2002WO2002098947A1 Method for the production of polybutylene terephthalate
12/12/2002WO2002098946A1 Copolyesters and polymerization of macrocyclic oligoesters
12/12/2002US20020188154 Polymers and compounds obtained by reacting reagents (such as polymer precursors) used to prepare certain known polyester acrylates in-situ in a single step and/or single vessel used for lithographic and/or flexographic inks
12/12/2002US20020188094 In presence of air and water at elevated pressure; molecular weight control; prevents chromophore formation
12/12/2002US20020187530 Biological systems for manufacture of polyhydroxyalkanoate polymers containing 4-hydroxyacids
12/12/2002US20020187113 Phosphonylated derivatives of aliphatic heterochain and acrylate polymers and applications thereof
12/12/2002US20020186120 Copolymerized polyester resin composition and stretched film
12/12/2002DE10136321C1 Polymer derived from triazine derivatives for production of semi finished products and molding materials, films, fibers, microcapsules in the automobile, domestic products, electrical technology, and electronics industries
12/12/2002CA2449037A1 Reduction of friability of poly (trimethylene terephthalate)
12/12/2002CA2449034A1 Copolyesters and polymerization of macrocyclic oligoesters
12/11/2002EP1264859A1 Polyester composition, films made thereof and process for producing the composition
12/11/2002EP1264852A2 Process for the preparation of polyester resins
12/11/2002EP1263881A1 Flame retardant polybutyleneterephthalate resin
12/11/2002EP1263880A2 Method to decrease the acetaldehyde content of melt-processed polyesters
12/11/2002EP1263864A1 Chain extension process
12/11/2002EP1263863A2 Process for preparing a branched polymer
12/11/2002EP1263849A1 Degradable cross-linking agents and cross-linked network polymers formed therewith
12/11/2002EP1263835A1 Aqueous polymer dispersions
12/11/2002EP1263808A1 Thermosetting composition
12/11/2002EP0961800B1 Method for the removal and recovery of lactide from polylactide
12/11/2002CN1384852A Polymer products comprising soft and elastic biodegradable polyhydroxyalkanoate copolymer compositions and methods of preparing such polymer products
12/11/2002CN1384851A Method for preparing soft and elastic biodegradable polyhyoxyalkanmoate copolymer compositions andpolymer products comprising such compositions
12/11/2002CN1384850A Biaxially stretched biodegradable film
12/11/2002CN1384127A Water soluble superbrnaching end-hydroxy polyester and its prepn
12/10/2002US6492487 Process for making reactive unsaturated polyester resins from 2-methyl-1, 3-propanediol
12/10/2002US6492478 Wherein the variables are as defined in the claims, to crosslinked polymers, to either homo-polymers or copolymers prepared from those novel prepolymers, to mouldings produced from the said homo- or co-polymers, and especially to contact
12/10/2002US6492147 Method for producing microbial polyester
12/05/2002WO2002096971A1 Polymer compositions and uses thereof
12/05/2002WO2002096531A1 Method and device for the production of polyethyleneterephthalate
12/05/2002WO2002057334A3 Process for manufacture of polyesters based on 1,4-cyclohexanedimethanol and isophthalic acid
12/05/2002US20020183443 Methods and compositions for making water-borne dispersions
12/05/2002US20020182440 Organic electroluminescence device
12/05/2002US20020182171 Sulphonated comb polymers and preparations, in particular hair cosmetic preparations, based on such sulphonated comb polymers
12/05/2002US20020180098 Mixture of thermplastic polyester, rubber, filler and flam retarders
12/05/2002DE10127146A1 Production of polybutylene terephthalate from butanediol and terephthalic acid involves using a catalyst solution containing alkyltitanate, butanediol and a dicarboxylic or hydroxycarboxylic acid
12/05/2002DE10126432A1 Fluor enthaltende Bisphenole, deren Herstellung, deren Vor- und Zwischenprodukte sowie die Verwendung der Fluor enthaltenden Bisphenole Fluorine-containing bisphenols, bisphenols their preparation, their materials and intermediates, and the use of fluorine-containing
12/05/2002CA2447628A1 Polymer compositions and uses thereof
12/04/2002EP1262523A1 Copolymerized polyester resin composition and stretched film
12/04/2002EP1262514A1 A manufacturing method for decreasing the cyclic oligomer content in polyester
12/04/2002EP1262508A2 Novel polyhydroxyalkanoate that comprises unit having substituted or unsubstituted (phenylmethyl) sulfanyl structure in side chain thereof and process for producing the same
12/04/2002EP1262507A1 A manufacturing method of a copolyester containing ethylene naphthalate unit and its application
12/04/2002EP1262471A2 Fluorine-containing bisphenols, their preparation, intermediates towards their preparation, and their use
12/04/2002EP1261658A1 Continuous process for producing poly(trimethylene terephthalate)
12/04/2002EP1261657A2 Poly(3-cyclopropyl-3-hydroxypropionate) and processes for its preparation and derivatives thereof
12/04/2002EP1261650A1 Water-reducible polyester resins and urethane coatings produced therefrom
12/04/2002EP0984830B1 Process control method for vented polymerizers
12/04/2002CN1383438A Process for continuously producing polyester