| Patents for C08G 63 - Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule (41,521) |
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| 06/05/1999 | CA2255173A1 A process for devolatilization |
| 06/03/1999 | WO1999026993A1 Polyurethane crystalline thermoplastic and method for the production thereof |
| 06/03/1999 | WO1999014313A3 Biological systems for manufacture of polyhydroxylalkanoate polymers containing 4-hydroxyacids |
| 06/03/1999 | WO1999013005A3 Process for preparing high strength fiber reinforced polymer composites |
| 06/03/1999 | CA2255212A1 Method of producing bio-mass |
| 06/02/1999 | EP0919365A1 Composite sheet and sealed container |
| 06/02/1999 | EP0807144B1 Polymer blends with improved colorability |
| 06/02/1999 | EP0711315B1 A process for preparing hydrolytically stable poly(ethylene-2,6-naphthalene dicarboxylate) polymers |
| 06/02/1999 | EP0703948B1 Polyester compositions suitable for the manufacture of fibres and films with high elastic modulus |
| 06/02/1999 | EP0700410B1 Styrene soluble unsaturated polyester resin from polyethylene terephthalate |
| 06/02/1999 | EP0664351B1 Polyester fiber |
| 06/02/1999 | DE19828416A1 Bio-absorbable segmented copolymer(s) for medical appliances |
| 06/02/1999 | CN1218484A Process for making high-performance polytherester resins and thermosets |
| 06/02/1999 | CN1043533C Method for forming polyesters |
| 06/02/1999 | CN1043529C Carbonylation of epoxides |
| 06/01/1999 | US5908917 Obtained by melt-extruding a thermoplastic resin material into a sheet in a temperature range of from the melting point, tm, of the polymer to 255 degree c. |
| 06/01/1999 | US5908589 Methods for separating catalyst from oxidation mixtures containing dibasic acids |
| 05/27/1999 | WO1999026093A1 Optical film |
| 05/27/1999 | WO1999025751A1 Additives for improving the barrier and processing properties of polymers |
| 05/27/1999 | WO1999025485A1 Surface treatments for articles and vehicles |
| 05/27/1999 | CA2309995A1 Surface treatments for articles and vehicles |
| 05/26/1999 | EP0918072A1 Resin composition based on unsaturated polyester |
| 05/26/1999 | EP0918064A2 A transparent thick copolyester sheet |
| 05/26/1999 | EP0918061A2 Organic-inorganic hybrid polymer material and process for preparing the same |
| 05/26/1999 | CN1217729A Polyester compositions |
| 05/25/1999 | US5907026 Polycarbonate compositions comprising polyester resins and ultraviolet light absorbers |
| 05/25/1999 | US5907025 Method for conducting Lewis acid-catalyzed reactions |
| 05/25/1999 | US5906783 Bulk reaction extrusion polymerization process producing aliphatic ester polymer compositions |
| 05/25/1999 | CA2166653C Copolyesters, molded articles from the same and aromatic triols used for producing the same |
| 05/20/1999 | WO1999024648A1 Copolyester binder fibers |
| 05/20/1999 | WO1999024529A1 Cholesteric oligomers with cross-linked end groups |
| 05/20/1999 | WO1999024490A1 Strictly alternating poly(alkylene oxide ether) copolymers |
| 05/20/1999 | WO1999024488A1 Process for making storage-stable epoxy-capped polyetherester resins |
| 05/20/1999 | WO1999024391A1 Radio-opaque polymer biomaterials |
| 05/20/1999 | WO1999024367A1 Polylactate release compounds and methods of using same |
| 05/20/1999 | WO1999024107A1 Biodegradable, anionic polymers derived from the amino acid l-tyrosine |
| 05/20/1999 | WO1999015577B1 Method for producing a cross-linked polymer composition with coloring agents for electrophotographic toner |
| 05/20/1999 | WO1999010573B1 Improved copolymer binder fibers |
| 05/20/1999 | WO1999008718A3 Bioresorbable compositions for implantable prostheses |
| 05/20/1999 | DE19750288A1 Polymer additive for improving processing characteristics |
| 05/20/1999 | CA2308627A1 Copolyester binder fibers |
| 05/19/1999 | EP0916684A2 A continuous process for the preparation of a polyester-based polymer |
| 05/19/1999 | EP0915928A1 Scorch resistant additives for polyurethane foams |
| 05/19/1999 | EP0915926A1 Improved process for preparing high molecular weight polyesters |
| 05/19/1999 | EP0632804B1 N-substituted hydroxyalkyl/-aryl/-aralkyl-2,5-bisiminopyrrolidines, process for their manufacture and use as a polyol-component in polycondensation reactions |
| 05/19/1999 | CN1217002A Process for forming articles directly from melt polymerization |
| 05/18/1999 | US5905136 Polycondensation catalyzers for the synthesis of polyethylene terephtalate |
| 05/18/1999 | US5904974 Polyvinyl alcohol chain and aliphatic polyester grafted thereto in a ring-opened polymer of a lactone on the polyvinyl alcohol chain, said copolymer having a polyvinyl alcohol content of 2 to 98 %, polyester content of 98 to 2 % |
| 05/18/1999 | CA2158567C Copolymerization of dicarboxylic acids and dialkyl esters of dicarboxylic acids to form polyesters |
| 05/14/1999 | WO1999023187A1 Aliphatic-aromatic copolyesters as adhesive tie-layers in extrusion coatings |
| 05/14/1999 | WO1999023146A1 Plasticized polyhydroxyalkanoate compositions and methods for their use in the production of shaped polymeric articles |
| 05/14/1999 | WO1999023118A1 The reaction of a polyhydroxy polymer or a derivative thereof with a lactone |
| 05/14/1999 | WO1999010413A3 Diol latex compositions |
| 05/12/1999 | DE19749721A1 New polymers for use in image-recording materials, e.g. inkjet material, comprising polyesters with terminal hydroxyl and/or carbonyl groups |
| 05/12/1999 | DE19749123A1 Cholesterische Oligomere mit vernetzbaren Endgruppen Cholesteric oligomers with crosslinkable end groups |
| 05/11/1999 | US5902873 Catalyst composition for the preparation of polyesters, and related processes |
| 05/11/1999 | US5902872 Resin for coating formation and method for producing the same |
| 05/11/1999 | US5902864 Extruding melt of polyester resin with added tetracarboxylic acid dianhydride in form of strand, maintaining at elevated temperature to obtain crystallized product, cutting into chips |
| 05/11/1999 | US5902709 Branched polyester having specified tetrahydrofuran-insouble content, molecular weight distribution |
| 05/11/1999 | US5902539 Reacting in the presence of ethylene glycol; controlling increase in viscosity and level of transesterification |
| 05/11/1999 | CA2004300C Process for producing polyester resin foam and polyester resin foam sheet |
| 05/06/1999 | WO1999021915A1 Resin composition with biodegradability and foamability |
| 05/06/1999 | WO1999021909A1 Optically active spirobiindane polymers |
| 05/06/1999 | WO1999021908A1 Polymeric systems for drug delivery and uses thereof |
| 05/06/1999 | WO1999021905A1 Optically active indane polymers |
| 05/06/1999 | WO1999021894A1 Radiation curable polyesters |
| 05/06/1999 | WO1999009125A8 Amphiphile polymers based on polyester with condensed acetal groups which are liquid at room temperature and are used in detergents and cleaning agents |
| 05/06/1999 | EP0913418A1 Process for continuously producing polyesters |
| 05/06/1999 | EP0913417A1 Polyester alcohols, process for their manufacture and their use |
| 05/06/1999 | EP0912624A1 Process for preparing aliphatic polyesters |
| 05/06/1999 | EP0807091B1 Use of sulpho group-containing polyesters for dispersing hydraulic binders |
| 05/06/1999 | EP0702702B1 Improved heat resistant liquid crystalline polymers |
| 05/06/1999 | EP0544844B1 Process for preparing block copolyester resins |
| 05/06/1999 | CA2348922A1 Polymeric systems for drug delivery and uses thereof |
| 05/06/1999 | CA2316293A1 Optically active indane polymers |
| 05/06/1999 | CA2316291A1 Optically active spirobiindane polymers |
| 05/05/1999 | CN1216051A Process for preparing copolyesters of terephthalic acid, ethylene glycol, and 1,4-cyclohexanedimethanol exhibiting neutral hue, high clarity and increased brightness |
| 05/05/1999 | CN1043189C Method for preparing prolonged release preparation |
| 05/04/1999 | US5900487 High molecular weight stabilizer compounds for stabilizing polymers |
| 05/04/1999 | US5900474 Catalyst composition for production of polybutylene terephthalate via direct esterification process |
| 05/04/1999 | US5900322 Aliphatic-aromatic copolyesters and cellulose ester/polymer blends |
| 05/04/1999 | US5900245 Compliant tissue sealants |
| 05/04/1999 | US5899339 Process for recovering polyhydroxyalkanoates using centrifugal fractionation |
| 04/29/1999 | WO1999021058A1 Thermosetting polyester anti-reflective coatings for multilayer photoresist processes |
| 04/29/1999 | WO1999020683A1 Process for purifying polymers using ultrasonic extraction |
| 04/29/1999 | WO1999020452A1 Use of high-molecular polyester moulding materials |
| 04/29/1999 | CA2305461A1 Thermosetting polyester anti-reflective coatings for multilayer photoresist processes |
| 04/28/1999 | EP0911355A2 Resorbable polyester |
| 04/28/1999 | EP0910599A1 Polyester compositions |
| 04/28/1999 | EP0910598A1 High impact strength biodegradable material |
| 04/28/1999 | EP0847411B1 Pet copolyesters containing succinic and naphthalenedicarboxylic acid moieties having improved barrier properties |
| 04/28/1999 | CN1215425A LCP blends |
| 04/28/1999 | CN1215422A Effect coatings with color impression depending on viewing angle |
| 04/27/1999 | US5898060 Copolyester for molding a bottle |
| 04/27/1999 | US5898059 Reacting a di(c1-c4)alkyl terephthalate with ethylene glycol to yield bis(2-hydroxyethyl) terephthalate, adding a phosphorus sequestering agent and polycondensing to produce the articles with low particle content, smooth surface |
| 04/27/1999 | US5898058 Method of post-polymerization stabilization of high activity catalysts in continuous polyethylene terephthalate production |
| 04/22/1999 | WO1999019548A1 Modified polyester with high intrinsic viscosity at moderate strength |
| 04/22/1999 | WO1999019379A1 Processes for the preparation of monodisperse polymers, processes for the continuous polymerization of cyclic monomers, and polymers prepared thereby |
| 04/22/1999 | WO1999019378A1 Processes for producing polyhydroxy carboxylic acid and glycolide |
| 04/22/1999 | WO1999019281A1 Process for preparing 2,6-dimethylnaphtalene |