ClassID:

99359

C08G63/87 - 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 Non-metals or inter-compounds thereof

Recent Application in this class:
#1
20260092155
2026-04-02

METHOD FOR PRODUCING POLYESTER FILM USING POLYESTER RESIN DERIVED FROM BIOMASS RESOURCES, AND POLYESTER FILM

#2
20260085149
2026-03-26

LOW COLOUR CURE SYTEM

#3
20260062513
2026-03-05

LIQUID CRYSTAL POLYMER PARTICLE, MANUFACTURING METHOD THEREOF AND POLYIMIDE FILM USING THE SAME

#4
20250282909
2025-09-11

CHEMICALLY CIRCULAR POLYHYDROXYALKANOATES

#5
20250198056
2025-06-19

MELT-SPUN HIGH-VISCOSITY PET/LOW-VISCOSITY PET TWO-COMPONENT ELASTIC FIBER AND PREPARATION METHOD THEREFOR

#6
20250197598
2025-06-19

DIRECT MELT-SPUN FULL-MATTE HIGH-VISCOSITY PET/LOW-VISCOSITY PET TWO-COMPONENT ELASTIC FIBER AND PREPARATION METHOD THEREFOR

#7
20250122329
2025-04-17

DEGRADABLE POLYMER STRUCTURES FROM CARBON DIOXIDE AND OLEFIN AND CORRESPONDING METHOD

#8
20250109245
2025-04-03

PREPARATION OF UNSATURATED POLYESTERS

#9
20250075032
2025-03-06

COPOLYESTER RESIN

#10
20250034326
2025-01-30

ALIPHATIC-AROMATIC POLYESTERS WITH A CONTROLLED CONTENT OF MIXED RESIDUAL CYCLIC OLIGOMERS

#11
20240409682
2024-12-12

METHOD FOR PREPARING POLYLACTIC ACID POLYMER

#12
20240382405
2024-11-21

POLYESTER ELASTOMERS FROM DI-CARBOXYLIC ACID OR TRI-CARBOXYLIC ACID, MONOCARBOXYLIC ACID, AND POLYOL FOR COSMETIC AND PERSONAL CARE APPLICATIONS

#13
20240218115
2024-07-04

BRANCHED POLY(3-HYDROXYPROPIONIC ACID)POLYMER, AND METHOD FOR PREPARATION THEREOF

#14
20240199796
2024-06-20

HIGH HEAT RESISTANT AND TRANSPARENT POLYETHYLENE TEREPHTHALATE (PET) COPOLYESTER AND MANUFACTURING METHOD THEREOF

#15
20240182633
2024-06-06

Incorporation of Carbon Dioxide Into Bioderived Polymer Scaffolds

#16
20240182632
2024-06-06

POLYMER COMPRISING LONG CHAIN HYDROXY ACIDS

#17
20240166808
2024-05-23

Catalyst Composition For A Polyester Manufacturing Process

#18
20240158569
2024-05-16

Catalyst Systems for Ring-Opening Polymerization Processes to Produce Syndiotactic Polymer

#19
20240018301
2024-01-18

POLYCARBONATE COPOLYMER AND METHOD FOR PREPARING THE SAME

#20
20230365747
2023-11-16

A POLYESTER RESIN, A HOLLOW MOLDED BODY FORMED THEREFROM, AND A PRODUCTION METHOD THEREFOR

#21
20230348143
2023-11-02

METHOD FOR PRODUCING DRAWN/IRONED CAN AND DRAWN/IRONED CAN

#22
20230340190
2023-10-26

Polyester Carbonates From Cycloaliphatic Diacids, 1,4:3,6-Dianhydrohexitol and a Further Aliphatic Dihydroxy Compound

#23
20230212351
2023-07-06

METHOD FOR PRODUCING BLOCK COPOLYMER COMPRISING CYCLIC ESTER AND EPOXY MONOMERS ARRANGED IN CONTROLLABLE SEQUENCE

#24
20230203245
2023-06-29

LIQUID CRYSTAL POLYMER RESIN COMPOSITION, METHOD FOR PRODUCING SAME, AND CARRIER FOR TRANSPORTING SEMICONDUCTORS

#25
20230089078
2023-03-23

POLYESTER RESIN AND PRODUCTION METHOD THEREFOR

#26
20230065278
2023-03-02

METHOD FOR PRODUCING AN ETHER ESTEROL

#27
20230051676
2023-02-16

POLYCARBONATE AND METHOD FOR PRODUCING POLYCARBONATE

#28
20230040523
2023-02-09

METHOD FOR THE PRODUCTION OF A POLYESTER CARBONATE

#29
20220363821
2022-11-17

Butenediol-based Polyester Elastomer and Method for Preparing Same

#30
20220251293
2022-08-11

YELLOWING RESISTANT POLYESTER AND METHOD FOR MANUFACTURING THE SAME

#31
20220098367
2022-03-31

AMPHIPHILIC BLOCK COPOLYMER, PREPARATION METHOD THEREOF AND NANOMICELLE DRUG-LOADING SYSTEM

#32
20220073675
2022-03-10

Degradable polymer structures from carbon dioxide and olefin and corresponding method

#33
20220002481
2022-01-06

Method for preparing polyester polyol

#34
20210371650
2021-12-02

Polyester carbonate and method for producing polyester carbonate

#35
20210316287
2021-10-14

Lewis acid-base pair catalytic initiator and application thereof

#36
20210261726
2021-08-26

Polyester resin, coating agent, adhesive, resin composition, ink, and method for producing polyester resin

#37
20210214491
2021-07-15

CATALYST COMPOSITION FOR A POLYESTER MANUFACTURING PROCESS

#38
20210047467
2021-02-18

Amphiphilic block copolymer, preparation method thereof and nanomicelle drug-loading system

#39
20200190261
2020-06-18

METHOD FOR PRODUCING POLYMERIC RING-OPENING PRODUCTS

#40
20200181465
2020-06-11

Curable acetoacetylated resin compositions comprising aldehydes and certain basic catalysts

#41
20200181446
2020-06-11

Flexible substrates comprising curable compositions containing acetoacetylated resins

#42
20200181395
2020-06-11

Curable compositions comprising acetoacetylated resins, aldehydes and certain amines

#43
20200181324
2020-06-11

Controlled cure for compositions comprising acetoacetylated resins

#44
20200181319
2020-06-11

Method of regioselective synthesis of polyesters from asymmetric diols

#45
20200181312
2020-06-11

Assembly components comprising curable compositions containing acetoacetylated resins

#46
20200181311
2020-06-11

Curable acetoacetylated resin compositions and additives comprising adhesion promoters, green strength enhancers, or combinations thereof

#47
20200048409
2020-02-13

Method for preparing polylactone by ring opening

#48
20200002469
2020-01-02

Synthesis of polyglycolic acid with high molecular weight and high solubility at low cost

#49
20190354028
2019-11-21

ELECTROGRAPHIC PHOTORECEPTOR MANUFACTURING METHOD

#50
20190202979
2019-07-04

Accelerated curing of unsaturated polymer resins

#51
20190061400
2019-02-28

Biaxially oriented polyester film

#52
20180319977
2018-11-08

Polyethylene terephthalate resin composition and film formed from same

#53
20180291142
2018-10-11

Biomimetic fluoroscopic films

#54
20180265629
2018-09-20

POLYMERS AND METHODS OF PRODUCING THEREOF

#55
20180201724
2018-07-19

Method of producing glycolic acid polymers

#56
20180022867
2018-01-25

Method for producing polyester

#57
20170349700
2017-12-07

Polymer and other compounds functionalized with terminal 1,1-disubstituted alkene monomer(s) and methods thereof

#58
20170283549
2017-10-05

Catalyst composition for a polyester manufacturing process

#59
20170051103
2017-02-23

Recycle-content polyester polyols

#60
20170051099
2017-02-23

POLYMERIC MATERIALS FOR BIO-APPLICATIONS

#61
20160376403
2016-12-29

Method for synthesizing poly(butylene adipate-co-terephthalate)

#62
20160376402
2016-12-29

Method for synthesizing poly(butylene succinate) catalyzed by biogenic guanidinine

#63
20160319066
2016-11-03

Polyester resin

#64
20160256402
2016-09-08

Synthesis of hyperbranched amphiphilic polyester and theranostic nanoparticles thereof

#65
20160130415
2016-05-12

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

#66
20160096917
2016-04-07

Method for synthesizing poly(butylene succinate-co-butylene adipate)

#67
20150344619
2015-12-03

Polymer composite material and method of preparation thereof

#68
20150284507
2015-10-08

Synthesis of hyperbranched amphiphilic polyester and theranostic nanoparticles thereof

#69
20150126703
2015-05-07

CATALYZED POLYMERIZATION OF CYCLIC ESTERS AND CYCLIC CARBONATES

#70
20150087762
2015-03-26

Polyester composition and polyester film

#71
20150025218
2015-01-22

Polyglycolic acid and copolymers thereof from C1 feedstocks

#72
20150025216
2015-01-22

Production method for aliphatic polyester

#73
20150011792
2015-01-08

Process for preparing polyester alcohols

#74
20140343244
2014-11-20

METHODS FOR PREPARATION OF POLYESTER OLIGOMER VIA BASE CATALYSIS

#75
20140309366
2014-10-16

Method for preparing glycolide polyester by ring opening polymerization

#76
20140306168
2014-10-16

PHOTOSENSITIZATION OF PERSULFATE FOR PHOTO-INDUCED POLYMERIZATION

#77
20140163194
2014-06-12

METHOD FOR PRODUCING POLYMER

#78
20140148558
2014-05-29

One-step, one-pot process for preparing multiblock and gradient copolymer

#79
20140142275
2014-05-22

Poly(lactic-co-glycolic acid) synthesized via copolycondensation catalyzed by biomass creatinine

#80
20140121347
2014-05-01

High molecular weight polylactic acid synthesized via polycondensation catalyzed by bionic creatinine guanidinium chloride

#81
20140100350
2014-04-10

Solid-phase polymerization method for preparing high-molecular-weight aliphatic polyester

#82
20140066589
2014-03-06

Method for the preparation of poly(disulfide) polymers and gels

#83
20130331542
2013-12-12

Process for preparing hyperbranched polyesters

#84
20130261205
2013-10-03

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

#85
20130053461
2013-02-28

METHOD FOR THE PREPARATION OF (POLYBUTYLENE-CO-ADIPATE TEREPHTHALATE) THROUGH THE IN SITU PHOSPHORUS CONTAINING TITANIUM BASED CATALYST

#86
20130035451
2013-02-07

Solid state polymerization process for polyester with phosphinic acid compounds

#87
20130030143
2013-01-31

Method for manufacturing liquid crystal polyester and liquid crystal polyester

#88
20130030142
2013-01-31

Method for producing liquid-crystalline polyester

#89
20130030141
2013-01-31

Method for producing liquid-crystalline polyester

#90
20130018165
2013-01-17

Method for preparing polytrimethylene terephthalate with sustained-release crystallinity

#91
20130018131
2013-01-17

Color-stabilized biodegradable aliphatic-aromatic copolyesters, methods of manufacture, and articles thereof

#92
20120184706
2012-07-19

METHOD FOR SYNTHESIZING POLYESTERS IN AN ACIDIC IONIC LIQUID MEDIUM

#93
20120149862
2012-06-14

PROCESS FOR PREPARING POLYESTER ALCOHOLS

#94
20120116114
2012-05-10

Process for producing polyester polyols having secondary OH end groups

#95
20120101249
2012-04-26

High IV melt phase polyester polymer catalyzed with antimony containing compounds

#96
20110313102
2011-12-22

Polyester resin composition, process for production of same, and film

#97
20110306710
2011-12-15

Solid state polymerization process for polyester with phosphinic acid compounds

#98
20110251342
2011-10-13

METHOD FOR PREPARING A POLYESTER RESIN IN WHICH ISOSORBIDE IS COPOLYMERIZED

#99
20110218298
2011-09-08

Method for the preparation of poly (disulfide) polymers and gels

#100
20110201752
2011-08-18

High IV melt phase polyester polymer catalyzed with antimony containing compounds

#101
20110143275
2011-06-16

PRODUCING METHOD OF WATER DISPERSION OF POLYESTER RESIN PARTICLES, RESIN COMPOSITION, PRODUCING METHOD OF RESIN COMPOSITION AND ELECTROPHOTOGRAPHIC TONER

#102
20110065871
2011-03-17

Method for producing aliphatic polyester resin, and an aliphatic polyester resin composition

#103
20100279222
2010-11-04

High IV melt phase polyester polymer catalyzed with antimony containing compounds

#104
20100197883
2010-08-05

Polyester resin and fabrication method thereof

#105
20100105943
2010-04-29

HYPERBRANCHED POLYESTERS

#106
20100041856
2010-02-18

Enzyme-catalyzed polycarbonate and polycarbonate ester synthesis

#107
20090286907
2009-11-19

Fumaric Acid/Diol Polyesters and Their Manufacture and Use

#108
20090280279
2009-11-12

Polyethylene terephthalate resin synthesized inorganic Ti—Mg catalyst and its applications thereof

#109
20090253888
2009-10-08

Solid state polymerization process for polyester with phosphinic acid compounds

#110
20090198022
2009-08-06

Solid phase polymerization catalyst system

#111
20090187002
2009-07-23

Composite solid phase polymerization catalyst

#112
20090171066
2009-07-02

Catalytic lactide and glycolide (co)polymerization system

#113
20090005531
2009-01-01

Solid state polymerization process for polyester

#114
20080193990
2008-08-14

Tow-Step Method for Producing Polyesterols

#115
20080114138
2008-05-15

Process for the Production of Polyester Product from Alkylene Oxide and Carboxylic Acid

#116
20080114086
2008-05-15

Process for the preparation of polyether-ester polyols

#117
20070252311
2007-11-01

Polymerization of macrocyclic polyester oligomers using N-heterocyclic carbene catalysts

#118
20070225476
2007-09-27

Method for producing fibrilliform crystal of aromatic polyester

#119
20070182059
2007-08-09

Resin molded article with reduced dielectric loss tangent and production method therefor

#120
20070179045
2007-08-02

Mixed catalytic composition

#121
20070149757
2007-06-28

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

#122
20070122730
2007-05-31

Method for producing binder resin, particulate resin dispersion and method for producing same, electrostatic image development toner and method for producing same, electrostatic image developer, and image forming method

#123
20070106055
2007-05-10

Polyester polymerization catalyst, polyester produced therewith and process for producing the polyester

#124
20060229429
2006-10-12

Polyester resin and process for its production

#125
20060149030
2006-07-06

Lactide and glycolide(co)polymerization catalytic system

#126
20060149027
2006-07-06

High IV melt phase polyester polymer catalyzed with antimony containing compounds

#127
20060149026
2006-07-06

High IV melt phase polyester polymer catalyzed with antimony containing compounds

#128
20060128935
2006-06-15

Manufacture of macrocyclic polyester oligomers

#129
20060100362
2006-05-11

Polymerization of macrocyclic polyester oligomers using N-heterocyclic carbene and metal amide or metal alkoxide catalyst

#130
20060098768
2006-05-11

Polymerization of macrocyclic polyester oligomers using N-heterocyclic carbene catalysts

#131
20060084782
2006-04-20

Polyester resin and process for its production

#132
20060084781
2006-04-20

Process for producing polytrimethylene terephthalate

#133
20060057379
2006-03-16

Nonwoven fabric of polyester composite fiber

#134
20060057373
2006-03-16

Polyester fiber structures

#135
20060052575
2006-03-09

Mixed catalyst composition

#136
20060051576
2006-03-09

Knitted/woven fabric of polyester fiber

#137
20060047101
2006-03-02

Catalytic composition of organotin compounds

#138
20060041158
2006-02-23

Method for the production of an ester

#139
20050227861
2005-10-13

Catalytic systems

#140
20050227010
2005-10-13

Azetidinium-functionalised polymers and compositions containing the same

#141
20050215754
2005-09-29

Method for manufacturing thermotropic liquid-crystalline polymer

#142
20050215426
2005-09-29

Esterification catalyst and process therewith

#143
20050203267
2005-09-15

High IV melt phase polyester polymer catalyzed with antimony containing compounds

#144
20050197468
2005-09-08

Process for production of a polyester product from alkylene oxide and carboxylic acid

#145
20050148758
2005-07-07

Stable aqueous solutions comprising titanium and zinc and process therewith

#146
20050106388
2005-05-19

Polyester fibers and false twist-textured yarn comprising same

#147
20050080227
2005-04-14

Liquid-crystalline polyester production method

#148
20050075518
2005-04-07

Method for producing an allyl compound

#149
15234191
2017-04-11

Polyester macromers containing 1,1-dicarbonyl-substituted 1 alkenes