ClassID:

99346

C08G63/785 - 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 apparatus used

Recent Application in this class:
#1
20260092140
2026-04-02

BRANCHED WHOLLY AROMATIC POLYESTERS

#2
20260049212
2026-02-19

POLYESTER RESIN MIXTURE, METHOD FOR PREPARING SAME, AND POLYESTER FILM PREPARED THEREFROM

#3
20260002010
2026-01-01

PROCESS FOR RECYCLING POLYETHYLENE TEREPHTHALATE USING GASEOUS AND/OR LIQUID MONO-ETHYLENE GLYCOL

#4
20250312764
2025-10-09

MEAT ANALOGUES AND METHODS OF PRODUCING THE SAME

#5
20250257207
2025-08-14

Reactive Extrusion Composition, Method for Enhancing Mechanical Property of PLA/P(3HP) Blend and PLA/P(3HP) Blend Manufactured Therefrom

#6
20250230276
2025-07-17

HIGH-VISCOSITY PBT POLYMERIZATION REACTOR AND METHOD FOR PREPARING DIRECT MELT-SPUN HIGH-VISCOSITY PBT/LOW-VISCOSITY PET TWO-COMPONENT ELASTIC FIBER

#7
20250222628
2025-07-10

METHOD FOR PRODUCING POLYESTER

#8
20250084024
2025-03-13

PRODUCTION SYSTEM/PRODUCTION PROCESS FOR ACRYLIC ACID AND PRECURSORS THEREOF

#9
20250051810
2025-02-13

METHOD FOR PRODUCING POLYHYDROXYALKANOATES (PHAS) AND TRIACYLGLYCERIDES (TAGS)

#10
20250043069
2025-02-06

SEMI-AROMATIC POLYESTER, AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOF

#11
20240174795
2024-05-30

High-Viscosity Biodegradable Aliphatic-Aromatic Polyester Copolymer Having Excellent Hydrolysis Resistance and Method of Preparing the Same

#12
20240166806
2024-05-23

PROCESS OF CONTINUOUSLY MANUFACTURING A POLY(HYDROXY ACID) COPOLYMER WITH TUNABLE MOLECULAR WEIGHT, STRUCTURE AND COMPOSITION

#13
20240002594
2024-01-04

RING-OPENING POLYMERIZATIONS USING A FLOW REACTOR

#14
20230391975
2023-12-07

PROCESS AND SYSTEM TO UTILIZE WASTE POLYESTER IN A CONTINUOUS POLYESTER POLYMERIZATION PROCESS

#15
20230321875
2023-10-12

SYSTEMS FOR MANUFACTURING BULKED CONTINUOUS CARPET FILAMENT

#16
20230192946
2023-06-22

POLYESTERS PREPARED FROM 1,1-DIESTER-1-ALKENES CONTAINING A STRONG ACID AND STABILIZER

#17
20230174712
2023-06-08

PROCESS FOR POLYMERISING LACTIDE INTO POLYLACTIC ACID

#18
20230151208
2023-05-18

COPOLYMERIZED POLYESTER RESIN, HEAT-SHRINKABLE FILM, HEAT-SHRINKABLE LABEL, AND PACKAGED PRODUCT

#19
20230151207
2023-05-18

COPOLYMERIZED POLYESTER RESIN, MOLDED PRODUCT, HEAT-SHRINKABLE FILM, AND FIBER

#20
20230151145
2023-05-18

POLYMER RESIN AND MANUFACTURING METHOD THEREOF

#21
20230092075
2023-03-23

PROCESS FOR FORMATION OF ADDITIVE-CONTAINING POLYESTER

#22
20220372217
2022-11-24

CATALYST SYSTEMS FOR CRYSTALLIZABLE REACTOR GRADE RESINS WITH RECYCLED CONTENT

#23
20220348715
2022-11-03

COPOLYESTERS PRODUCED FROM RECYCLED COPOLYESTERS

#24
20220251018
2022-08-11

PRODUCTION SYSTEM/PRODUCTION PROCESS FOR ACRYLIC ACID AND PRECURSORS THEREOF

#25
20220250371
2022-08-11

LCP EXTRUDED FILM, AND FLEXIBLE LAMINATE USING THE SAME AND MANUFACTURING METHOD THEREOF

#26
20220153926
2022-05-19

Process of manufacturing biodegradable pet chips

#27
20220135737
2022-05-05

Method for the combined production of at least two target products

#28
20220106439
2022-04-07

Copolymer and method of manufacturing the same

#29
20220064370
2022-03-03

Method and facility for producing polylactide (PLA) from a lactide mixture by means of polymerization

#30
20220042223
2022-02-10

Method for preparing fully-degradable non-woven fabric by spun-bonding

#31
20220033577
2022-02-03

Method for preparing biogenic guanidine complex, method for preparing polyethylene terephthalate (PET), and method for preparing poly (ethylene isophthalate-co-terephthalate) (PEIT)

#32
20210395516
2021-12-23

Polyglycolide Copolymer and Preparation Thereof

#33
20210395449
2021-12-23

Process for preparing a resorbable polyester as a granulate or powder by bulk polymerization

#34
20210395443
2021-12-23

Integrated Preparation Process for Producing Polyglycolic Acid Products

#35
20210371583
2021-12-02

Ring-opening polymerizations using a flow reactor

#36
20210355273
2021-11-18

Continuous glycolide-L-lactide copolymer production process development

#37
20210331133
2021-10-28

ECONOMIC AND ECO-FRIENDLY DYNAMIC MIXER

#38
20210269586
2021-09-02

Process for the Preparation of Lactide and Polylactide Mixture

#39
20210221950
2021-07-22

Stabilizing polypropiolactone by end-capping with end-capping agents

#40
20210206738
2021-07-08

Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plant

#41
20210054141
2021-02-25

Advanced Processing of Absorbable Poly(p-dioxanone) Containing High Level of p-Dioxanone Monomer

#42
20210024686
2021-01-28

POLY(GLYCEROL SEBACATE)-INTERLEUKIN INHIBITOR COPOLYMERS AND METHODS OF MAKING AND USE

#43
20200407496
2020-12-31

Ring-opening polymerizations using a flow reactor

#44
20200354330
2020-11-12

Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plant

#45
20200317861
2020-10-08

Method and system for manufacturing ester-based composition

#46
20200308396
2020-10-01

Amorphous polyester composition and method of making

#47
20200307030
2020-10-01

Methods for manufacturing bulked continuous carpet filament

#48
20200298199
2020-09-24

Flexible chemical production method

#49
20200230565
2020-07-23

REACTOR, SYSTEM AND METHOD TO PROCESS POLYMERS

#50
20200223980
2020-07-16

Process and apparatus for preparing biodegradable polyesters

#51
20200165380
2020-05-28

Advanced processing of absorbable poly(p-dioxanone) containing high level of p-dioxanone monomer

#52
20200148616
2020-05-14

Production System/Production Process for Acrylic Acid and Precursors Thereof

#53
20200010610
2020-01-09

Ring-opening polymerizations using a flow reactor

#54
20200002469
2020-01-02

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

#55
20200002301
2020-01-02

Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plant

#56
20190352457
2019-11-21

Method for the separation of volatile compounds from viscous products by means of a thin-film evaporator, and polylactide resin

#57
20190322800
2019-10-24

PROCESSING HYDROXY-CARBOXYLIC ACIDS TO POLYMERS

#58
20190263963
2019-08-29

Continuous process for making polybutylene terephthalate using purified terephthalic acid and 1,4-butane diol

#59
20190106532
2019-04-11

Systems and methods for producing superabsorbent polymers

#60
20190040192
2019-02-07

PROCESS FOR THE PRODUCTION OF POLY(BUTYLENE TEREPHTHALATES)

#61
20190023838
2019-01-24

PRODUCTION OF POLYETHYLENE FURANOATE IN A RETROFITTED PET PLANT

#62
20190023837
2019-01-24

PRODUCTION OF POLYETHYLENE FURANOATE IN A RETROFITTED POLYESTER PLANT

#63
20190023677
2019-01-24

Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plant

#64
20190016854
2019-01-17

Poly(glycerol sebacate)-interleukin inhibitor copolymers and methods of making and use

#65
20180346662
2018-12-06

Furanoate-based polyester and copolyester compositions using falling strand devolatilization

#66
20180111101
2018-04-26

Installation and method for treating a plastic melt

#67
20180029005
2018-02-01

FLEXIBLE CHEMICAL PRODUCTION PLATFORM

#68
20170369638
2017-12-28

Continuous process for making polybutylene terephthalate using purified terephthalic acid and 1,4-butane diol

#69
20170240699
2017-08-24

Method to minimize the transition time from one polymer grade to another polymer grade in a polymerization plant

#70
20170204219
2017-07-20

Continuous process for making polybutylene terephthalate

#71
20170073709
2017-03-16

Method for preparing mercapto functional polyester polyols

#72
20170029352
2017-02-02

Production system/production process for acrylic acid and precursors thereof

#73
20160303536
2016-10-20

Apparatus for making polymers

#74
20160280908
2016-09-29

Process and apparatus for preparation of a crystallizable polylactic acid mixture, and polylactic acid mixture

#75
20160136611
2016-05-19

Continuous solid-state polymerization device and method

#76
20160108173
2016-04-21

THERMOSIPHON ESTERIFIER

#77
20160060386
2016-03-03

Processing hydroxy-carboxylic acids to polymers

#78
20150361214
2015-12-17

POLYLACTIC ACID COMPOSITION, AND PRODUCTION METHOD AND PRODUCTION APPARATUS OF THE SAME

#79
20150329516
2015-11-19

Device and method for separating a cyclic diester from polymer melts

#80
20150322201
2015-11-12

POLYMER PRODUCT AND PRODUCTION METHOD THEREOF, AND POLYMER PRODUCT PRODUCING APPARATUS

#81
20150299385
2015-10-22

Device and method for producing polyester

#82
20150266209
2015-09-24

Method and apparatus for increasing the intrinsic viscosity of a polycondensate melt

#83
20150141611
2015-05-21

Polymer production apparatus and polymer production method

#84
20150051367
2015-02-19

VARIABLE PRESSURE DROP UP FLOW-PRE-POLYMERIZER (UFPP) SYSTEMS AND METHODS

#85
20150031850
2015-01-29

Process for solid-state polycondensation

#86
20150018513
2015-01-15

Method for producing polymer and device for producing polymer

#87
20140350211
2014-11-27

PROCESS FOR PRODUCING POLYESTERS

#88
20140316066
2014-10-23

Method and System for Producing Polyester

#89
20140296448
2014-10-02

Method for producing polymer, device for producing polymer, device for producing complex, and polymer product

#90
20140031511
2014-01-30

Continuous polymerization process using intensely stirred vessels

#91
20140011975
2014-01-09

Cleaning device for separating dilactide from mixtures, polymerisation device, method for separating dilactide from mixtures and use thereof

#92
20140005352
2014-01-02

GAS SCRUBBER AND RELATED PROCESSES

#93
20130331543
2013-12-12

Method for the Manufacture of a Polyhydroxy-Carboxylic Acid

#94
20130324697
2013-12-05

Method for the manufacture of a polyhydroxy-carboxylic acid

#95
20130296524
2013-11-07

APPARATUS FOR PRODUCING AROMATIC POLYESTER AND PROCESS FOR PRODUCING AROMATIC POLYESTER

#96
20130296523
2013-11-07

Process for producing liquid crystalline polyester resin and apparatus for producing liquid crystalline polyester resin

#97
20130261281
2013-10-03

Radial mixing devices for rotating inclined reactors

#98
20130211035
2013-08-15

Process for producing polycondensation polymer, and polymerizer

#99
20130085253
2013-04-04

Solid-stage polymerization system for a liquid crystalline polymer

#100
20130066038
2013-03-14

Aliphatic polyester resin and its production method

#101
20120309929
2012-12-06

PROCESS AND APPARATUS FOR PRODUCING ALIPHATIC POLYESTER

#102
20120253003
2012-10-04

Method for producing liquid crystal polyester

#103
20120226012
2012-09-06

Radial mixing devices for rotating inclined reactors

#104
20120202962
2012-08-09

Device and method for producing polybutylene succinate

#105
20120181715
2012-07-19

Advanced control system and method for making polyethylene terephthalate sheets and objects

#106
20120136132
2012-05-31

Process for continuous preparation of high molecular weight polyesters by esterification of dicarboxylic acids and/or transesterification of dicarboxylic acids with diols and/or mixtures thereof and an apparatus therefor

#107
20120101248
2012-04-26

Method for producing polylactic acid

#108
20110306733
2011-12-15

Aliphatic polyester manufacturing method

#109
20110301304
2011-12-08

Method and apparatus for producing polycondensation polymer and molded article thereof

#110
20110269934
2011-11-03

PRODUCTION METHOD AND APPARATUS FOR POLYTRIMETHYLENE TEREPHTHALATE

#111
20110263799
2011-10-27

Process for the continuous production of polyesters

#112
20110257357
2011-10-20

APPARATUS FOR HEAT TREATMENT OF POLYESTER PARTICLE AND METHOD OF MULTISTAGE SOLID-PHASE POLYCONDENSATION OF POLYESTER PARTICLE

#113
20110257349
2011-10-20

APPARATUS FOR HEAT TREATMENT OF POLYESTER PARTICLE AND METHOD OF MULTISTAGE SOLID-PHASE POLYCONDENSATION OF POLYESTER PARTICLE

#114
20110245366
2011-10-06

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

#115
20110184130
2011-07-28

Polyester production system employing horizontally elongated esterification vessel

#116
20110144296
2011-06-16

Ring-opening polymerization of cyclic compounds catalyzed by carbene derivatives

#117
20110140307
2011-06-16

Method of making polylactic acid and its products

#118
20110105716
2011-05-05

PROCESS AND APPARATUS FOR PREPARING BIOPOLYMERS

#119
20110104019
2011-05-05

Polyester production system employing an unagitated esterification reactor

#120
20110077353
2011-03-31

Reactor system with optimized heating and phase separation

#121
20110034662
2011-02-10

METHOD FOR THE CONTINUOUS PRODUCTION OF BIODEGRADABLE POLYESTERS

#122
20110034644
2011-02-10

Polyester process using a pipe reactor

#123
20110034630
2011-02-10

Late addition to effect compositional modifications in condensation polymers

#124
20100305297
2010-12-02

Aliphatic polyester resin and its production method

#125
20100261838
2010-10-14

Polymerisation reactor, polymerisation device, method for producing bio-degradeable polyester and uses

#126
20100252076
2010-10-07

Condensation and washing device, polymerisation device and method for cleaning process steam during the production of polylactide

#127
20100249364
2010-09-30

Cleaning device for separating dilactide from mixtures, polymerisation device, method for separating dilactide from mixtures and use thereof

#128
20100234557
2010-09-16

Process for producing aliphatic polyester

#129
20100160597
2010-06-24

MANUFACTURING APPARATUS OF POLYLACTIC ACID AND MANUFACTURING METHOD OF POLYLACTIC ACID

#130
20100130676
2010-05-27

POLYLACTIC ACID COMPOSITION AND FIBER THEREOF

#131
20100121001
2010-05-13

Reactor with optimized internal tray design

#132
20100113713
2010-05-06

Steam heated polyester production process

#133
20100113712
2010-05-06

Steam heated polyester production process

#134
20100081076
2010-04-01

Production of polyesters in a continuous packed-bed reactor using immobilized enzyme catalysts

#135
20100076165
2010-03-25

Equipment and method for producing polyhydroxycarboxylic acid

#136
20100008830
2010-01-14

Radial mixing devices for rotating inclined reactors

#137
20090302489
2009-12-10

Method and device for producing polyester granules and/or shaped parts with a low acetaldehyde content

#138
20090292101
2009-11-26

Method and installation for increasing the intrinsic viscosity of polyester material by solid phase polycondensation

#139
20090250831
2009-10-08

Polyesters of terephthalic acid,a method for their production, and their use

#140
20090240007
2009-09-24

Method of producing polyesters

#141
20090234093
2009-09-17

End reactor

#142
20090221768
2009-09-03

Method for the esterification of terephtalic acid with butanediol, method for the manufacture of polybutylene terephtalate and a device therefor

#143
20090212451
2009-08-27

Method of Preparing Wholly Aromatic Polyester

#144
20090208381
2009-08-20

Reactor for the continuous and simultaneous production of different polyester products having adjustable variable viscosity, the progress of the process being regulated via the hydraulic drive system

#145
20090192285
2009-07-30

Method and device for the production of polyesters and copolyesters

#146
20090173618
2009-07-09

Method of an apparatus for generating a vacuum and for separating volatile compounds in polycondensation reactions

#147
20090149626
2009-06-11

System for producing low impurity polyester

#148
20090134756
2009-05-28

Safety cabinet

#149
20090117013
2009-05-07

Process for continuous preparation of high molecular weight polyesters by esterification of dicarboxylic acids and/or transesterification of dicarboxylic acids with diols and/or mixtures thereof and an apparatus therefor

#150
20090114523
2009-05-07

Method for treating condensates form polycodensates

#151
20090111967
2009-04-30

Reactor with optimized internal tray design

#152
20090111954
2009-04-30

Polymer producing method and apparatus and polymer degassing method and apparatus

#153
20090105446
2009-04-23

Method and device for producing vacuum in the production of polyesters and copolyesters

#154
20090093600
2009-04-09

Methods for Making Polyester Resins in Falling Film Melt Polycondensation Reactors

#155
20090047186
2009-02-19

Modular device for the continuous degassing and production of polymer precondensate with high reaction product surface to volume ratio with gentle treatment of the reaction product mass

#156
20090018284
2009-01-15

Reactor system with optimized heating and phase separation

#157
20090018283
2009-01-15

Multi-level tubular reactor with dual headers

#158
20090018282
2009-01-15

Multi-level tubular reactor with oppositely extending segments

#159
20090018281
2009-01-15

Multi-level tubular reactor with internal tray

#160
20090018280
2009-01-15

Horizontal trayed reactor

#161
20090016940
2009-01-15

Sloped tubular reactor with divided flow

#162
20090016939
2009-01-15

Multi-level tubular reactor with vertically spaced segments

#163
20090016938
2009-01-15

Sloped tubular reactor with spaced sequential trays

#164
20080319158
2008-12-25

Baffle assembly module for vertical staged polymerization reactors

#165
20080312406
2008-12-18

Polyester process using a pipe reactor

#166
20080289773
2008-11-27

Industrial evaporation apparatus

#167
20080275196
2008-11-06

Polyester process using a pipe reactor

#168
20080274320
2008-11-06

Process for producing polyalkylene terephthalate, process for producing polyalkylene terephthalate molding and polyalkylene terephthalate molding

#169
20080260979
2008-10-23

Polyester resin, molded object thereof, and processes for producing these

#170
20080230687
2008-09-25

Automatic Analysis Device and Method for Monitoring Polymer Production by Means of Mass Spectroscopy

#171
20080227931
2008-09-18

Polyester process using a pipe reactor

#172
20080221296
2008-09-11

Polyester production system employing an unagitated esterification reactor

#173
20080207868
2008-08-28

Apparatus for Heat Treatment of Polyester Particle and Method of Multistage Solid-Phase Polycondensation of Polyester Particle

#174
20080196840
2008-08-21

Industrial Continuous Evaporation Apparatus

#175
20080179247
2008-07-31

Elimination of Wastewater Treatment System

#176
20080139780
2008-06-12

Polyester production system employing short residence time esterification

#177
20080139760
2008-06-12

Polyester production system employing horizontally elongated esterification vessel

#178
20080128949
2008-06-05

Method and apparatus for producing molded product

#179
20080110578
2008-05-15

Industrial Evaporation Apparatus

#180
20080096118
2008-04-24

Polyester resin and manufacturing method thereof, electrostatic-image-developing toner, developing apparatus, cartridge, image-forming apparatus, and micro-reactor apparatus

#181
20080090975
2008-04-17

Method And Apparatus For Producing Polycondensation Polymer And Molded Article Thereof

#182
20080064834
2008-03-13

Method for producing polyesters and a disk ring reactor for the method

#183
20080051529
2008-02-28

Method and Device for the Gradual Production of Polymers Using Melt Condensation

#184
20080019882
2008-01-24

Production of a high-molecular polycondensate

#185
20080004469
2008-01-03

Method and apparatus for producing polyhydroxy carboxylic acid

#186
20070283904
2007-12-13

Industrial Evaporation Apparatus

#187
20070282092
2007-12-06

Polyester process using a pipe reactor

#188
20070255036
2007-11-01

Solid-phase polycondensation of polyester with process gas purification

#189
20070248505
2007-10-25

Polyester process using a pipe reactor

#190
20070225471
2007-09-27

Partially crystalline polyethyleneterephthalate

#191
20070219340
2007-09-20

Esterification and transesterification systems, methods and apparatus

#192
20070135613
2007-06-14

Method for the manufacture of a partially crystalline polycondensate

#193
20070116615
2007-05-24

Tower reactor and use thereof for the continuous production of high molecular weight polyesters

#194
20070112173
2007-05-17

Method and device for the continuous production of polymer

#195
20070100094
2007-05-03

Reactor with optimized internal tray design

#196
20070073033
2007-03-29

Process for producing aliphatic polyester

#197
20070066793
2007-03-22

Manufacture of aromatic polyester

#198
20070066792
2007-03-22

Late addition to effect compositional modifications in condensation polymers

#199
20070066790
2007-03-22

Method for continuous production of high-molecular weight polyesters and device for implementation of the method

#200
20070060738
2007-03-15

Polyester process using a pipe reactor

#201
20070043201
2007-02-22

Polyester process using a pipe reactor

#202
20070037959
2007-02-15

Polyester process using a pipe reactor

#203
20060293491
2006-12-28

Method for producing polyester

#204
20060258834
2006-11-16

Process for preparing resorbable polyesters by bulk polymerization

#205
20060251547
2006-11-09

Family of stationary film generators and film support structures for vertical staged polymerization reactors

#206
20060251546
2006-11-09

Baffle assembly module for vertical staged polymerization reactors

#207
20060247412
2006-11-02

Method of producing vacuum in the production of polymers

#208
20060165564
2006-07-27

Solid phase continuous polymerisation of polyethylene terephthalate (PET) reactor and process

#209
20060128905
2006-06-15

Polytrimethylene terephthalate resin and method for producing the same

#210
20060093533
2006-05-04

Method and device for increasing the intrinsic viscosity of polyester material by means of solid phase polymerisation

#211
20060058497
2006-03-16

Polytrimethylene terephthalate resin

#212
20060009608
2006-01-12

Method and device for the continuous production of polyesters

#213
20050272906
2005-12-08

Continuous process for solid phase polymerisation of polyesters

#214
20050240005
2005-10-27

Method of making polyesters

#215
20050239999
2005-10-27

Process of producing polyesters

#216
20050222371
2005-10-06

Method and device for producing polyesters, copolyesters and polycarbonates

#217
20050163679
2005-07-28

Method for the continuous production of high-molecular polyester and device for carrying out the method

#218
20050158220
2005-07-21

Rotating surface of revolution reactor with feed and collection mechanisms

#219
20050124782
2005-06-09

Production method of biodegradable plastic and apparatus for use in production thereof

#220
20050080226
2005-04-14

Process of continuously producing polyester polymer

#221
20050065315
2005-03-24

Process for heating PET pellet feed to a solid stating process by heat exchange with hot solid stated pellets

#222
20050062186
2005-03-24

Method and apparatus for increasing an intrinsic viscosity of polyester

#223
20050054814
2005-03-10

Polyester process using a pipe reactor

#224
19022597
2026-01-13

High-viscosity PETG or PCTG polymerization reactor and method for polymerizing PETG or PCTG

#225
18956721
2025-07-15

High-viscosity PBT polymerization reactor and method for preparing direct melt-spun high-viscosity PBT/low-viscosity PET two-component elastic fiber