ClassID:

99351

C08G63/823 - 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 for the preparation of polylactones or polylactides

Recent Application in this class:
#1
20260132249
2026-05-14

POLYESTER POLYOL COPOLYMER AND PREPARATION METHOD OF POLYESTER POLYOL COPOLYMER

#2
20260055229
2026-02-26

NON-AROMATIC CYCLIC INITIATED POLYCAPROLACTONE, COMPOSITIONS COMPRISING THE SAME, AND METHODS OF MAKING THE SAME

#3
20260035509
2026-02-05

POLYLACTIC ACID GRAFT COPOLYMER, AND PREPARATION METHOD THEREFOR AND USE THEREOF

#4
20250320333
2025-10-16

COMPOSITION FOR PREPARING POLYCAPROLACTONE SHAPE MEMORY MATERIAL, AND POLYCAPROLACTONE SHAPE MEMORY MATERIAL, PREPARATION METHOD THEREFOR, AND APPLICATION THEREOF

#5
20250320332
2025-10-16

SUBSTANTIALLY SEQUENCE-UNIFORM ALIPHATIC COPOLYESTER AND METHOD OF MAKING THE SAME

#6
20250289925
2025-09-18

PLANT AND EFFICIENT PROCESS FOR PRODUCING POLYLACTIC ACID USING LACTIDE OBTAINED FROM POLYLACTIC ACID DEVOLATILIZATION

#7
20250282909
2025-09-11

CHEMICALLY CIRCULAR POLYHYDROXYALKANOATES

#8
20250206878
2025-06-26

Phosphine-borane Catalyst Compounds and Use Thereof

#9
20250179240
2025-06-05

A polyester polymer compound, preparation method and use thereof

#10
20250122329
2025-04-17

DEGRADABLE POLYMER STRUCTURES FROM CARBON DIOXIDE AND OLEFIN AND CORRESPONDING METHOD

#11
20250051517
2025-02-13

CATALYSTS FOR POLYLACTIDE PREPARATION

#12
20250051516
2025-02-13

PROCESS FOR THE PRODUCTION OF A POLYESTER (CO)POLYMER

#13
20240409682
2024-12-12

METHOD FOR PREPARING POLYLACTIC ACID POLYMER

#14
20240392063
2024-11-28

Polyhydroxyalkanoate Copolymers Prepared by Ring-Opening Polymerization and Related Compositions and Articles

#15
20240368342
2024-11-07

Methods for Preparing Polyhydroxyalkanoate Polymer Compositions

#16
20240327569
2024-10-03

POLY(3-HYDROXYPROPIONIC ACID) BLOCK COPOLYMER, MANUFACTURING METHOD THEREOF AND PRODUCTS CONTAINING THE SAME

#17
20240309149
2024-09-19

POLY(DIALKYL BETA-LACTONE) COMPOSITIONS, METHODS OF MAKING SAME AND USES THEREOF

#18
20240294705
2024-09-05

TRANSITION METAL COMPLEX CATALYST COMPOSITION FOR POLYMERIZATION OF MONOMER HAVING CYCLIC ESTER GROUP AND METHOD OF PRODUCING POLYMER USING THE SAME

#19
20240287249
2024-08-29

METHOD FOR PREPARING POLYLACTIC ACID POLYMER

#20
20240270902
2024-08-15

GROUP 4 COMPLEXES OF AMINE TRIS(PHENOLATE) LIGANDS, RING-OPENING POLYMERIZATION OF CYCLIC ESTERS EMPLOYING SAME, AND POLYMERS AND BLOCK CO-POLYMERS OBTAINED THEREBY

#21
20240262958
2024-08-08

STEREOGRADIENT POLYESTER COPOLYMERS AND PROCESSES OF PREPARING SAME

#22
20240228694
2024-07-11

BRANCHED POLY(LACTIC ACID-3-HYDROXYPROPIONIC ACID)COPOLYMER AND METHOD FOR PREPARATION THEREOF

#23
20240218119
2024-07-04

MODIFIED POLYHYDROXYALKANOATES AND METHODS OF MAKING THEREOF

#24
20240182636
2024-06-06

MODIFIED POLYLACTONES USEFUL FOR FATLIQUORING

#25
20240182633
2024-06-06

Incorporation of Carbon Dioxide Into Bioderived Polymer Scaffolds

#26
20240174800
2024-05-30

MELT-STABLE POLYLACTIDE RESIN COMPOSITIONS CONTAINING PHOSPHITE ESTERS

#27
20240132657
2024-04-25

Curable Composition

#28
20240092969
2024-03-21

FUNCTIONALISED BIODEGRADABLE POLYESTER POLYMERS

#29
20240092966
2024-03-21

POLYLACTIC ACID RESIN COMPOSITION, AND MOLDED BODY AND PRODUCTION METHOD THEREOF

#30
20240076441
2024-03-07

BRANCHED POLY(LACTIC ACID-3-HYDROXYPROPIONIC ACID)COPOLYMER AND METHOD FOR PREPARATION THEREOF

#31
20240002594
2024-01-04

RING-OPENING POLYMERIZATIONS USING A FLOW REACTOR

#32
20230312815
2023-10-05

SYNTHESIS OF POLYMERS FROM CYCLIC DIOLIDES

#33
20230212455
2023-07-06

Photoelectric conversion compound and photoelectric conversion composition including the same

#34
20230173469
2023-06-08

Isopoly-molybdic acid coordination polymer catalyst, method of manufacturing the same and application thereof

#35
20230173468
2023-06-08

Isopoly-vanadic acid coordination polymer catalyst, method of manufacturing the same, and application thereof

#36
20230167237
2023-06-01

ISOPOLY-MOLYBDIC ACID COORDINATION POLYMER FOR CATALYZING RING-OPENING POLYMERIZATION OF LACTIDE AND METHOD OF MANUFACTURING THE SAME

#37
20230167236
2023-06-01

Organic frame material having isopoly-molybdic acid metal for manufacturing polylactic acid and method of manufacturing the same

#38
20230167230
2023-06-01

PRODUCTION METHOD FOR PREPARING POLYLACTIC ACID BY MEANS OF RING-OPENING POLYMERIZATION METHOD, AND PREPOLYMER MIXTURE AND POLYLACTIC ACID

#39
20230159699
2023-05-25

ORGANIC FRAME MATERIAL HAVING ZINC CONTAINING ISO-MOLYBDIC ACID METAL, METHOD OF MANUFACTURING THE SAME, AND APPLICATION THEREOF

#40
20230158477
2023-05-25

Organic frame material having cobalt-containing isopoly-molybdic acid metal, method of manufacturing the same, and application thereof

#41
20230146000
2023-05-11

COPOLYMER AND PREPARATION METHOD THEREOF

#42
20230085963
2023-03-23

PROCESS AND SYSTEM FOR PRODUCTION OF POLYPROPIOLACTONE

#43
20230042267
2023-02-09

FLOW CELLS

#44
20220403103
2022-12-22

Process for Polymerising Lactide Using a Liquid Catalyst Formulation

#45
20220395820
2022-12-15

Organometallic complexes of sequential tetradentate monoanionic ligands and uses thereof in ring opening polymerization of cyclic esters

#46
20220380588
2022-12-01

PREPARATION METHOD OF FLUOROPOLYMER PROCESSING AID

#47
20220298299
2022-09-22

RING-OPENING POLYMERIZATION METHOD FOR CYCLIC MONOMER

#48
20220251290
2022-08-11

MULTI-BLOCK SHAPE MEMORY BIORESORBABLE POLYMERS

#49
20220204465
2022-06-30

PROCESS FOR THE CARBONYLATION OF EPOXIDES

#50
20220169801
2022-06-02

SYNTHESIS OF POLYESTER BASED POLYMERS WITHOUT USE OF ORGANIC SOLVENTS

#51
20220112334
2022-04-14

Catalysts for ring opening polymerization

#52
20220106440
2022-04-07

METHOD TO PREPARE BRANCHED POLYMERS OF LACTIC ACID

#53
20220089807
2022-03-24

Polyester polyol and polyurethane

#54
20220073675
2022-03-10

Degradable polymer structures from carbon dioxide and olefin and corresponding method

#55
20220049051
2022-02-17

PROCESS FOR PREPARING A POLYESTER USING A 4-MEMBERED RING LACTONE

#56
20220033575
2022-02-03

Method for producing a polyoxyalkylene polyester polyol

#57
20220010052
2022-01-13

Polyglycolic acid resin and production process thereof

#58
20220002482
2022-01-06

Preparation method for polylactic acid grafted chitosan nanowhiskers

#59
20210395516
2021-12-23

Polyglycolide Copolymer and Preparation Thereof

#60
20210395449
2021-12-23

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

#61
20210394166
2021-12-23

CATALYST COMPOSITION

#62
20210371583
2021-12-02

Ring-opening polymerizations using a flow reactor

#63
20210363297
2021-11-25

Organic metal-free catalysts with electrophilic and nucleophilic dual-functions, preparation methods of making the same, and uses thereof

#64
20210355273
2021-11-18

Continuous glycolide-L-lactide copolymer production process development

#65
20210340314
2021-11-04

Triblock copolymer and process for preparation thereof

#66
20210332183
2021-10-28

PROCESS FOR PRODUCING A POLYESTER

#67
20210269586
2021-09-02

Process for the Preparation of Lactide and Polylactide Mixture

#68
20210206912
2021-07-08

Synthesis of polymers from cyclic diolides

#69
20210130542
2021-05-06

CATALYSTS SUITABLE FOR THE RING-OPENING POLYMERISATION OF CYCLIC ESTERS AND CYCLIC AMIDES

#70
20210017329
2021-01-21

MULTI-BLOCK SHAPE MEMORY BIORESORBABLE POLYMERS

#71
20210005928
2021-01-07

Solid polymer electrolyte including crosslinked polymer of lactone/cyclic carbonate, and method of preparing the same

#72
20210002421
2021-01-07

Synthesis of Mg(BHT)(THF)

#73
20210002417
2021-01-07

Block copolymers of cyclic esters and processes for preparing same

#74
20200362102
2020-11-19

Hyperbranched polylactide resin compositions

#75
20200347004
2020-11-05

Distillation process for production of acrylic acid

#76
20200239627
2020-07-30

Process and system for production of polypropiolactone

#77
20200231760
2020-07-23

Block copolymers of lactones and poly(propylene fumarate)

#78
20200216608
2020-07-09

PROCESS FOR PRODUCING A LACTONE COPOLYMER

#79
20200199290
2020-06-25

MODIFIED POLYLACTIC ACID, POLYMERIZED MODIFIED POLYLACTIC ACID, AND METHODS AND APPARATUSES FOR MANUFACTURING THE SAME

#80
20200190261
2020-06-18

METHOD FOR PRODUCING POLYMERIC RING-OPENING PRODUCTS

#81
20200140610
2020-05-07

CATALYSTS

#82
20200140608
2020-05-07

Method for preparation of a polyester

#83
20200048409
2020-02-13

Method for preparing polylactone by ring opening

#84
20200010612
2020-01-09

Ring-opening polymerizations using a flow reactor

#85
20190359766
2019-11-28

Functionalized poly (propylene fumarate) polymers made by ring opening polymerization using magnesium catalysts

#86
20190330416
2019-10-31

Method for synthesizing polybutylene adipate terephthalate-polylactic acid (PBAT-PLA) copolyester

#87
20190256650
2019-08-22

Catalytic carbonylation catalysts and methods

#88
20190211144
2019-07-11

Synthesis of crystalline polymers from cyclic diolides

#89
20190134209
2019-05-09

Multifunctionalized bioactive polycaprolactone

#90
20190076835
2019-03-14

PROCESSSES USING MULTIFUNCTIONAL CATALYSTS

#91
20190055352
2019-02-21

Catalysts

#92
20190040191
2019-02-07

Recyclable polymers based on ring-fused gamma-butyrolactones

#93
20190039058
2019-02-07

Organometallic complexes of sequential tetradentate monoanionic ligands and uses thereof in ring opening polymerization of cyclic esters

#94
20190010277
2019-01-10

Multi-block copolymers

#95
20180371176
2018-12-27

Process for the preparation of polyolefin-based graft copolymers comprising a first long chain branched polyolefin block and one or multiple polymer side chains

#96
20180354882
2018-12-13

Distillation process for production of acrylic acid

#97
20180346643
2018-12-06

PROCESS FOR CONTROLLING THE STRUCTURE OF A BLOCK COPOLYMER BY SELECTIVE COPOLYMERIZATION, BY RING OPENING, OF CYCLIC CARBONATE AND LACTONE MONOMERS

#98
20180334535
2018-11-22

Process for the Preparation of Defined Functional Lactic Acid Oligomers

#99
20180305501
2018-10-25

Method and catalyst system for preparing polymers and block copolymers

#100
20180280952
2018-10-04

USE OF COMPOUNDS IN POLYMERISATION REACTIONS

#101
20180271984
2018-09-27

Polylactide compositions and uses thereof

#102
20180251593
2018-09-06

Block copolymers of cyclic esters and processes for preparing same

#103
20180244841
2018-08-30

Transformation of meso-lactide

#104
20180215867
2018-08-02

Polylactide derivative, method for producing same, and polylactide stereocomplex

#105
20180201724
2018-07-19

Method of producing glycolic acid polymers

#106
20180118880
2018-05-03

Ring-opening polymerization methods and recyclable biorenewable polyesters

#107
20180030201
2018-02-01

Process and system for production of polypropiolactone

#108
20180022867
2018-01-25

Method for producing polyester

#109
20180022681
2018-01-25

Process for the preparation of hydroxyl functional esters and polyesters therefrom

#110
20180022677
2018-01-25

Distillation process for production of acrylic acid

#111
20170320987
2017-11-09

Process for the preparation of a block copolymer comprising a first polyolefin block and a second polymer block as well as the products obtained therefrom

#112
20170283548
2017-10-05

POLY (E-CAPROLACTONE)-ETHOXYLATED FATTY ALCOHOL COPOLYMERS

#113
20170247309
2017-08-31

Process for production of acrylates from epoxides

#114
20170210848
2017-07-27

Catalysts

#115
20170145156
2017-05-25

Catalysis and Catalysts for Polymerization

#116
20170145126
2017-05-25

ACRYLIC ACID PRODUCTION METHODS

#117
20170137442
2017-05-18

Mononuclear salen indium catalysts and methods of manufacture and use thereof

#118
20170081468
2017-03-23

Method for one-step synthesis of functional polyesters by organic catalysis

#119
20170073709
2017-03-16

Method for preparing mercapto functional polyester polyols

#120
20170073463
2017-03-16

Catalytic carbonylation catalysts and methods

#121
20170022320
2017-01-26

Lactide polymerisation

#122
20170014547
2017-01-19

Amphiphilic degradable polymers for immobilization and sustained delivery of biomolecules

#123
20170009011
2017-01-12

Method for synthesizing polylactide via living ring-opening polymerization

#124
20160367680
2016-12-22

Polylactide compositions and uses thereof

#125
20160264713
2016-09-15

Polyol Composition

#126
20160168316
2016-06-16

Method for preparing high molecular weight poly-L-lactic acid

#127
20160159977
2016-06-09

Method for manufacturing poly(2-hydroxyalkanoic acid), and the poly(2-hydroxyalkanoic acid) obtainable thereby

#128
20160122470
2016-05-05

Wavelength-converting polymers, method for fabricating the same, and wavelength-converting devices employing the same

#129
20160108181
2016-04-21

Method and catalyst system for preparing polymers and block copolymers

#130
20160102172
2016-04-14

PE-like polyesters

#131
20160082109
2016-03-24

COPOLYMER AND NANOPARTICLES OBTAINED THEREFROM FOR DRUG DELIVERY

#132
20160075821
2016-03-17

Method to manufacture PLA using a new polymerization catalyst

#133
20160053049
2016-02-25

Method for producing lactide-lactone copolymer

#134
20160053048
2016-02-25

Catalyst for poly(lactide) synthesis and uses thereof

#135
20150376330
2015-12-31

Process for preparing a copolymer

#136
20150314006
2015-11-05

Particulate drug delivery methods

#137
20150307656
2015-10-29

POLYMERIZATION METHOD

#138
20150299083
2015-10-22

PROCESS FOR PRODUCTION OF ACRYLATES FROM EPOXIDES

#139
20150284516
2015-10-08

Lactide copolymer, method for preparing same, and resin composition comprising same

#140
20150283246
2015-10-08

Amphiphilic block copolymer and preparation method thereof and micellar drug-loading system formed by same with antitumor drug

#141
20150225501
2015-08-13

Polylactic acid preparation method, polylactic acid resin prepared using the method, resin composition comprising the polylactic acid resin, and catalyst system for preparing polylactic acid

#142
20150218306
2015-08-06

Method for preparing a polymer from at least one cyclic monomer

#143
20150210802
2015-07-30

Poly(2-hydroxyalkanoic acid) and method of its manufacture

#144
20150197599
2015-07-16

Process for organocatalytic ring-opening polymerization

#145
20150166722
2015-06-18

Method of copolymerizing ethylene carbonate with one or more cyclic esters

#146
20150148516
2015-05-28

Process for immortal ring-opening polymerisation of cyclic esters and cyclic carbonates

#147
20150126703
2015-05-07

CATALYZED POLYMERIZATION OF CYCLIC ESTERS AND CYCLIC CARBONATES

#148
20150087799
2015-03-26

Method to produce semi-crystalline polylactides

#149
20150073060
2015-03-12

Polylactide compositions and uses thereof

#150
20150038651
2015-02-05

Dinuclear indium catalysts and their use for (Co)polymerization of cyclic esters

#151
20150018497
2015-01-15

One-pot, neat ring opening polymerization to prepare resin

#152
20150018496
2015-01-15

Polyester/polycarbonate block copolymers via one-pot, neat ring opening polymerization

#153
20150018493
2015-01-15

SALEN INDIUM CATALYSTS AND METHODS OF MANUFACTURE AND USE THEREOF

#154
20150011792
2015-01-08

Process for preparing polyester alcohols

#155
20150011724
2015-01-08

METHOD FOR PRODUCING POLYMER

#156
20140371420
2014-12-18

POLYMER PARTICLE AND METHOD FOR PRODUCING THE SAME

#157
20140364580
2014-12-11

Metal alkoxide complex, catalyst composition, and production method of polycaprolactone or polylactide

#158
20140342286
2014-11-20

Toner

#159
20140323683
2014-10-30

Process for the preparation of defined functional lactic acid oligomers

#160
20140309366
2014-10-16

Method for preparing glycolide polyester by ring opening polymerization

#161
20140228535
2014-08-14

Catalyst systems based on phenolate complexes for immortal ring-opening polymerization of cyclic esters and carbohydrates

#162
20140213754
2014-07-31

METHOD FOR PRODUCING POLYMER, AND POLYMER PRODUCT

#163
20140206834
2014-07-24

Polylactide resin having excellent heat resistance and preparation method thereof

#164
20140163194
2014-06-12

METHOD FOR PRODUCING POLYMER

#165
20140163187
2014-06-12

η:η-cyclopentadienylidene-phosphorane constrained geometry complexes of rare earth metals

#166
20140163178
2014-06-12

Lactide copolymer, a preparation method thereof, and a resin composition including the same

#167
20140155562
2014-06-05

Homoleptic rare earth triaryl complexes

#168
20140142275
2014-05-22

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

#169
20140100350
2014-04-10

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

#170
20140018516
2014-01-16

Polylactide resin and preparation method thereof

#171
20140011972
2014-01-09

CARBOCATALYSTS FOR POLYMERIZATION

#172
20130253164
2013-09-26

Process for organocatalytic ring-opening polymerization

#173
20130237682
2013-09-12

METHOD FOR PREPARING STAR POLYMERS

#174
20130178598
2013-07-11

Method for producing polylactic acid

#175
20130158230
2013-06-20

Carbonylative Polymerization Methods

#176
20130158226
2013-06-20

Methods of ring opening polymerization and catalysts therefor

#177
20130158209
2013-06-20

Method for producing polylactic acid block copolymer

#178
20130116400
2013-05-09

Polycondensation of lactic acid for medical biodegradable polylactic acid catalyzed by creatinine

#179
20130066042
2013-03-14

Bio-degradable/absorbable polymer having reduced metal catalyst content, and process for production thereof

#180
20130066024
2013-03-14

POLYSILOXANE-POLYLACTIDE BLOCK COPOLYMER AND PREPARATION METHOD THEREOF

#181
20130046066
2013-02-21

METHOD OF PREPARING A POLYMER AND COMPOSITIONS THEREFOR

#182
20130030147
2013-01-31

MANUFACTURING METHOD OF COLORED POLYLACTIC ACID RESIN

#183
20130030144
2013-01-31

STAR POLYMERS HAVING CONTROLLED TACTICITY AND METHODS OF MAKING SAME

#184
20130023692
2013-01-24

Polyesterification method

#185
20120289675
2012-11-15

Polylactide resin, method of preparing the same, and polylactide resin composition comprising the same

#186
20120277403
2012-11-01

Method for bulk polymerization of lactide

#187
20120245322
2012-09-27

MANUFACTURING LACTIDE FROM LACTIC ACID

#188
20120245321
2012-09-27

MANUFACTURING LACTIDE FROM LACTIC ACID

#189
20120214959
2012-08-23

ORGANOTIN COMPOUNDS, PREPARATION METHOD THEREOF, AND PREPARATION OF POLYLACTIDE RESIN USING THE SAME

#190
20120202966
2012-08-09

METHOD FOR PRODUCING POLYESTERS AND CO-POLYESTERS FROM LACTONES

#191
20120184706
2012-07-19

METHOD FOR SYNTHESIZING POLYESTERS IN AN ACIDIC IONIC LIQUID MEDIUM

#192
20120149862
2012-06-14

PROCESS FOR PREPARING POLYESTER ALCOHOLS

#193
20120136134
2012-05-31

Process for preparing a polyester

#194
20120129094
2012-05-24

TONER

#195
20120101233
2012-04-26

Catalytic systems for immortal ring-opening polymerisation of cyclic esters and cyclic carbonates

#196
20120046437
2012-02-23

Methods of ring opening polymerization and catalysts therefor

#197
20120035341
2012-02-09

PROCEDE DE POLYMERISATION PAR VOIE CATALYTIQUE DE 1,4-DIOXANES-2,5-DIONES ET LES POLYMERES CORRESPONDANTS

#198
20120016101
2012-01-19

POLYLACTIDE RESIN AND PREPARATION METHOD THEREOF

#199
20110313127
2011-12-22

METHOD FOR PRODUCING POLYLACTIC ACID

#200
20110288240
2011-11-24

NOVEL PHOSPHAZENE-SUPPORTED CATALYST, NOVEL COMPOUND THEREOF AND USE THEREOF

#201
20110218313
2011-09-08

Polymer particle and method for producing the same

#202
20110218301
2011-09-08

POLYMER AND METHOD FOR PRODUCING THE SAME

#203
20110152493
2011-06-23

Method of making polylactic acid using carbene derivatives as the catalyst

#204
20110150966
2011-06-23

DEGRADABLE POLYMERS INCORPORATING GAMMA-BUTYROLACTONE

#205
20110144296
2011-06-16

Ring-opening polymerization of cyclic compounds catalyzed by carbene derivatives

#206
20110140307
2011-06-16

Method of making polylactic acid and its products

#207
20110112273
2011-05-12

Group 3 post-metallocene complexes based on bis(naphthoxy)pyridine and bis(naphthoxy)thiophene ligands for the ring-opening polymerisation of polar cyclic monomers

#208
20110104812
2011-05-05

Process for treating polymers containing residual catalyst

#209
20110077380
2011-03-31

Carbohydrate lactone polymers

#210
20110065871
2011-03-17

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

#211
20110054144
2011-03-03

Catalytic systems for the ring-opening (co)polymerization of lactones

#212
20110003719
2011-01-06

POLYMER-CONTAINING COMPOSITION, ITS PREPARATION AND USE

#213
20100317797
2010-12-16

PARTICULATE CATALYST AND CATALYST/STABILIZER SYSTEMS FOR PRODUCING HIGH-MOLECULAR-WEIGHT HOMOPOLYESTERS AND COPOLYESTERS OF L-, D- OR D,L-LACTIC ACID

#214
20100312340
2010-12-09

DL-lactide-ε-caprolactone copolymers

#215
20100305300
2010-12-02

Method of ring-opening polymerization, and related compositions and articles

#216
20100228019
2010-09-09

Production Process of Glucan Derivative Modified with Cyclic Ester

#217
20100204435
2010-08-12

12-HYDROXSTEARIC ACID COPOLYMER AND METHOD FOR PRODUCING THE SAME

#218
20100197884
2010-08-05

Method for making copolymers of lactide and a 1:4-3:6 dianhydrohexitol

#219
20100168365
2010-07-01

Production Process of Glucan Derivative Modified With Cyclic Ester

#220
20100121024
2010-05-13

METHOD FOR PRODUCING A COPOLYMER OF AT LEAST ONE CYCLIC MONOMER

#221
20100121021
2010-05-13

Process for the preparation of polylactones and polylactams

#222
20100105859
2010-04-29

Method for producing lactic acid polymers of high crystallinity and molecular weight

#223
20100069598
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Novel Catalysts for the Polymerisation of Carbonyl-Containing or Cyclic Monomers

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Methods Of Producing Amine-Terminated Caprolactone Polymers And Uses Of The Produced Polymers

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