ClassID:

99350

C08G63/82 - CPC Classification

Classification description:

Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule; Preparation processes characterised by the catalyst used

Sub-classes:
Recent Application in this class:
#1
20260042884
2026-02-12

TERMINALLY UNSATURATED POLYESTER WITH C-O-Si LINKAGE

#2
20250376558
2025-12-11

POLYESTER POLYMER FOR USE IN HAIR CARE

#3
20250243337
2025-07-31

IMPROVED PROCESS FOR DEPOLYMERISING POLYETHYLENE TEREPHTHALATE

#4
20240400746
2024-12-05

POLYURETHANE AND PREPARATION METHOD THEREOF

#5
20240076445
2024-03-07

Method for Making Polymers by Transesterification of Polyols and Alkyl Esters of Polycarboxylic Acids, Polymers and Copolymers Made Thereby and Polymeric and Copolymeric Articles

#6
20230391950
2023-12-07

LIQUID CRYSTAL POLYESTER (LCP), LCP COMPOSITION, AND USE THEREOF

#7
20230287173
2023-09-14

METHODS OF PREPARING COATED SUBSTRATES AND NON-AQUEOUS, CURABLE FILM-FORMING COMPOSITIONS USED THEREFOR

#8
20230250225
2023-08-10

POLYMERIZATIONS IN SUPERCRITICAL CARBON DIOXIDE, PRODUCTS OF SAME, AND USES THEREOF

#9
20230002552
2023-01-05

Process for preparing polyoxyalkylene polyester polyols

#10
20220332901
2022-10-20

Method for synthesizing aliphatic polyester block copolymer regulated by carbon monoxide

#11
20220195127
2022-06-23

Multiblock copolymers of polyolefins and polyesters

#12
20220089899
2022-03-24

LIQUID CRYSTAL POLYESTER POWDER, LIQUID CRYSTAL POLYESTER COMPOSITION, FILM PRODUCING METHOD, AND LAMINATE PRODUCING METHOD

#13
20220073737
2022-03-10

Polyester carbonates from cycloaliphatic diacids and aliphatic diols, and process for preparing same

#14
20210403639
2021-12-30

Synthesis of environmentally degradable alkyl polyesters

#15
20210388229
2021-12-16

CURABLE COATING COMPOSITIONS

#16
20210380758
2021-12-09

Method for Making Polymers by Transesterification of Polyols and Alkyl Esters of Polycarboxylic Acids, Polymers and Copolymers Made Thereby and Polymeric and Copolymeric Articles

#17
20210139645
2021-05-13

Polyester copolymer

#18
20200385517
2020-12-10

METHOD FOR MANUFACTURING A HYPERBRANCHED POLYESTER POLYOL DERIVATIVE

#19
20190338071
2019-11-07

Process for the production of thermoplastic polyester

#20
20190322001
2019-10-24

SYNTHETIC WOOD

#21
20190309161
2019-10-10

POLYESTER RESIN, PREPARATION METHOD THEREFOR, AND COPOLYMER POLYESTER FILM MANUFACTURING METHOD USING SAME

#22
20190194387
2019-06-27

METHOD OF PREPARING GLYCOLIDE

#23
20190144603
2019-05-16

THERMOSETTING RESIN COMPOSITION

#24
20190112470
2019-04-18

COLORED OXYGEN SCAVENGING COMPOSITIONS REQUIRING NO INDUCTION PERIOD

#25
20190106567
2019-04-11

Process for producing a flame-retardant polyester

#26
20190106444
2019-04-11

Stabilizer for producing a polyester resin, process for preparing the same, process for producing the polyester resin using the same, and the polyester resin produced thereby

#27
20180355105
2018-12-13

SELF-CUREABLE AND LOW TEMPERATURE CUREABLE POLYESTERS

#28
20180305501
2018-10-25

Method and catalyst system for preparing polymers and block copolymers

#29
20180009939
2018-01-11

Catalytic composition for preparing PET resin

#30
20170260554
2017-09-14

Method For The Enzyme-Catalyzed Production Of Prepolymers For Producing Plastics

#31
20170260329
2017-09-14

Phenolic polymers and preparation processes thereof

#32
20170247309
2017-08-31

Process for production of acrylates from epoxides

#33
20170240701
2017-08-24

Continuous process for producing poly(trimethylene terephthalate) containing low levels of by-products

#34
20170240698
2017-08-24

Biodegradable Stealth Polymeric Particles Fabricated Using The Macromonomer Approach By Free Radical Dispersion Polymerization

#35
20160130415
2016-05-12

Biaxially stretched polyester film and method for producing same, and optical sheet

#36
20160108181
2016-04-21

Method and catalyst system for preparing polymers and block copolymers

#37
20160017125
2016-01-21

Polyester compositions which comprise cyclobutanediol and certain thermal stabilizers, and/or reaction products thereof

#38
20150299083
2015-10-22

PROCESS FOR PRODUCTION OF ACRYLATES FROM EPOXIDES

#39
20150051366
2015-02-19

Complex metal oxide, and method of preparing polyester using the same

#40
20150031782
2015-01-29

Thiol-containing dual cure polymers and methods using same

#41
20150018501
2015-01-15

Metal cyanide complex catalyst and its preparation and application

#42
20140309366
2014-10-16

Method for preparing glycolide polyester by ring opening polymerization

#43
20140031454
2014-01-30

Hydrostability of polyester composition

#44
20130266732
2013-10-10

Fluorinated polyester compound, coating compositions comprising the compound and methods of making

#45
20130261205
2013-10-03

Process for the preparation of polyricinoleic acid ester polyols having primary hydroxyl end groups

#46
20130178598
2013-07-11

Method for producing polylactic acid

#47
20130059957
2013-03-07

Polyester compositions which comprise cyclobutanediol and certain thermal stabilizers, and/or reaction products thereof

#48
20120316292
2012-12-13

Method for preparing high shrinkage rate polytrimethylene terephthalate

#49
20120253004
2012-10-04

Process for removing metal species in the presence of hydrogen and a porous material and polyester polymer containing reduced amounts of metal species

#50
20120172566
2012-07-05

Metal cyanide complex catalyst and its preparation and application

#51
20120148771
2012-06-14

Polyester resins for high-efficiency injection molding

#52
20120129797
2012-05-24

Biodegradable stealth polymeric particles fabricated using the macromonomer approach by free radical dispersion polymerization

#53
20120071625
2012-03-22

Process for making polyethylene terephthalate

#54
20110269933
2011-11-03

Method for preparing a polyester resin

#55
20110245366
2011-10-06

PROCESS FOR PREPARING POLYESTER ALCOHOLS AND USE THEREOF FOR PREPARATION OF POLYURETHANES

#56
20110152456
2011-06-23

Polyester Compositions with Good Melt Rheological Properties

#57
20110147998
2011-06-23

Polyester Compositions with Good Melt Rheological Properties

#58
20110003949
2011-01-06

Catalytic polymerization of polymers containing electrophilic linkages using nucleophilic reagents

#59
20100298523
2010-11-25

Polyester Compositions Which Comprise Cyclobutanediol and at Least One Phosphorus Compound

#60
20100160548
2010-06-24

PROCESS FOR THE PRODUCTION OF A DIANHYDROHEXITOL BASED POLYESTER

#61
20090314180
2009-12-24

High linolenic linseed oil compositions

#62
20090297752
2009-12-03

POLYESTER RESIN, POLYESTER RESIN COMPOSITION THEREFROM AND USE THEREOF

#63
20090270550
2009-10-29

Polyricinoleate composition and process for producing the same

#64
20090198022
2009-08-06

Solid phase polymerization catalyst system

#65
20090187002
2009-07-23

Composite solid phase polymerization catalyst

#66
20090162778
2009-06-25

Binder resin for electrostatic image developing toner, binder resin particle liquid dispersion for electrostatic image developing toner, production method of electrostatic image developing toner, electrostatic image developing toner, electrostatic image developer, image forming method and image forming apparatus

#67
20080293882
2008-11-27

Polyester compositions which comprise cyclobutanediol and certain thermal stabilizers, and/or reaction products thereof

#68
20080293857
2008-11-27

Polyester Compositions Containing Cyclobutanediol Having a Certain Combination of Inherent Viscosity and Moderate Glass Transition Temperature and Articles Made Therefrom

#69
20080274317
2008-11-06

Polyester Resins for High-Efficiency Injection Molding

#70
20080194750
2008-08-14

Process for removing metal species in the presence of hydrogen and a porous material and polyester polymer containing reduced amounts of metal species

#71
20080146773
2008-06-19

Nucleophilic Acyl Substitution-based Polymerization Catalyzed by Mononuclear Oxometallic Complexes

#72
20080139727
2008-06-12

Non-precipitating alkali/alkaline earth metal and aluminum solutions made with diols having at least two primary hydroxyl groups

#73
20080108780
2008-05-08

Polymerization catalyst for polyester, method for producing it and process for producing polyester using it

#74
20070225469
2007-09-27

Polyester Resin and Process for Production Thereof

#75
20070197738
2007-08-23

Process for making polyesters

#76
20070179045
2007-08-02

Mixed catalytic composition

#77
20070155947
2007-07-05

POLYESTER RESIN AND ITS PRODUCTION PROCESS

#78
20070149757
2007-06-28

Polyester polymerization catalyst, polyester produced by using the same, and a process for producing polyester

#79
20070129531
2007-06-07

Polyester compositions which comprise cyclobutanediol and certain phosphate thermal stabilizers, and/or reaction products thereof

#80
20070100122
2007-05-03

Polyester compositions containing cyclobutanediol and articles made therefrom

#81
20070021585
2007-01-25

Nucleophilic Acyl Substitution-based Polymerization Catalyzed by Oxometallic Complexes

#82
20070021584
2007-01-25

Enzyme-catalyzed process for the preparation of macrocyclic polyester oligomers

#83
20060293492
2006-12-28

Process for producing aliphatic polyester, a polyester produced by the process, and an aliphatic polyester

#84
20060278039
2006-12-14

Process for removing metal species in the presence of hydrogen and a porous material and polyester polymer containing reduced amounts of metal species

#85
20060275568
2006-12-07

Polyester container with enhanced gas barrier and method

#86
20060264581
2006-11-23

Transparent compositions, methods for the preparation thereof, and articles derived therefrom

#87
20060229429
2006-10-12

Polyester resin and process for its production

#88
20060135740
2006-06-22

Polyester polymerization catalysis

#89
20060122307
2006-06-08

Intimate physical mixtures containing macrocyclic polyester oligomer and filler

#90
20060084782
2006-04-20

Polyester resin and process for its production

#91
20060079663
2006-04-13

Process for preparation of biodegradable polymers and resins from proteins, and plastics obtained thereby

#92
20060079395
2006-04-13

Catalyst systems for polycondensation reactions

#93
20060052575
2006-03-09

Mixed catalyst composition

#94
20060047101
2006-03-02

Catalytic composition of organotin compounds

#95
20060009612
2006-01-12

Polymerization catalyst for polyester, method for producing it and process for producing polyester using it

#96
20060003887
2006-01-05

Catalyst-containing clay materials for composites in polymer of macrocyclic oligomers

#97
20050227861
2005-10-13

Catalytic systems

#98
20050176914
2005-08-11

Process for producing polyester resins

#99
20050165177
2005-07-28

Method for producing highly functional, hyperbranched polyesters

#100
20050148758
2005-07-07

Stable aqueous solutions comprising titanium and zinc and process therewith

#101
20050131202
2005-06-16

Polyester resin and its production process

#102
20050107576
2005-05-19

Polyester resin and catalyst for polyester production, process for producing polyester resin with the catalyst, polyester resin obtained with the catalyst, and hollow molded container comprising the polyester resins