ClassID:

99545

C08G65/337 - CPC Classification

Classification description:

Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring; Polymers modified by chemical after-treatment with organic compounds containing other elements

Recent Application in this class:
#1
20260031105
2026-01-29

FLUOROPOLYETHER COMPOUND, LUBRICANT, AND MAGNETIC DISK

#2
20250288684
2025-09-18

ACETAL-TYPE RELEASABLE POLYOXYETHYLENE DERIVATIVE, PRODUCTION METHOD THEREOF AND ACETAL-TYPE RELEASABLE POLYOXYETHYLENE CONJUGATE

#3
20250223401
2025-07-10

PREPARATION OF A HYDROPHOBIC POLYETHER COMPOUND

#4
20250206879
2025-06-26

BORONIC ACID-CONTAINING MODIFIED POLYROTAXANE

#5
20250001394
2025-01-02

Imidazolium ionic liquids made using cardanol extracted from cashew nutshell oil to enhance crude oil recovery in oilfields

#6
20240424479
2024-12-26

Imidazolium ionic liquids made using cardanol extracted from cashew nutshell oil to enhance crude oil recovery in oilfields

#7
20240424478
2024-12-26

Imidazolium ionic liquids made using cardanol extracted from cashew nutshell oil to enhance crude oil recovery in oilfields

#8
20240279403
2024-08-22

Polymer material with phase-separated structure obtained by controlling the number of branches

#9
20230407004
2023-12-21

METHOD FOR PRODUCING FLUORINE-CONTAINING COMPOUND AND METHOD FOR PRODUCING SURFACE TREATMENT AGENT

#10
20230392039
2023-12-07

COMPOUND, METHOD FOR PRODUCING COMPOUND, AND METHOD FOR PRODUCING SURFACE TREATMENT AGENT

#11
20230257521
2023-08-17

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#12
20230250229
2023-08-10

Iodo-functionalized polymers as mass spectrometry calibrants with a mass-defect offset

#13
20230181462
2023-06-15

Dynamic Covalent Hydrogels, Precursors Thereof and Uses Thereof

#14
20230096123
2023-03-30

CROSS-LINKED SOLID-POLYMER ELECTROLYTES, METHODS OF MAKING SAME, AND USES THEREOF

#15
20220387596
2022-12-08

BIODEGRADABLE HYDROGEL AND METHODS FOR USE THEREOF

#16
20220306803
2022-09-29

Fluoropolyether group-containing polymer and production method therefor

#17
20220249700
2022-08-11

POLYMER-BASED IMPLANT FOR RETINAL THERAPY AND METHODS OF MAKING AND USING THE SAME

#18
20220152226
2022-05-19

INTRACELLULAR DELIVERY AND MITOCHONDRIAL TARGETING BY FLUORINATION

#19
20220081511
2022-03-17

(Per)fluoropolyether (PFPE) polymers

#20
20210301083
2021-09-30

PROCESSES FOR PRODUCING FLUORINATED ETHER COMPOUNDS

#21
20210009502
2021-01-14

Carbonate-linked surface modifying macromolecules

#22
20200291178
2020-09-17

Hydrophilic polymer derivative having cyclic benzylidene acetal linker

#23
20200214982
2020-07-09

Expansile crosslinked polymersome for ph-sensitive delivery of anticancer drugs

#24
20200181327
2020-06-11

Iodo-functionalized polymers as mass spectrometry calibrants with a mass-defect offset

#25
20200157376
2020-05-21

Fluorinated ether compound, fluorinated ether composition, coating liquid, article and its production method

#26
20200155686
2020-05-21

Biodegradable hydrogel and methods for use thereof

#27
20200131310
2020-04-30

Organic fluorine compound, lubricant, and processing method of magnetic recording medium

#28
20200123317
2020-04-23

Organic fluorine compound, lubricant, and processing method of magnetic recording medium

#29
20200115498
2020-04-16

Bifunctional poly(alkyleneoxides) with aminoalkyl and unsaturated termini and derivatives thereof

#30
20200002258
2020-01-02

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

#31
20190358162
2019-11-28

Expansile crosslinked polymersome for pH-sensitive delivery of anticancer drugs

#32
20190314520
2019-10-17

Carrier Nanoparticles And Related Compositions, Methods And Systems

#33
20190282612
2019-09-19

Polymer conjugate of hexa-coordinated platinum complex

#34
20190225795
2019-07-25

Two-pack type epoxy resin composition

#35
20190218339
2019-07-18

Processes for producing fluorinated ether compounds

#36
20190136085
2019-05-09

Polyoxyethylene compound having multiple hydroxyl groups at end, and contact lens

#37
20190059365
2019-02-28

COMPOSITION AND METHOD FOR RETENTION OF SOLVATED COMPOUNDS AND ION

#38
20190010285
2019-01-10

Compounds, compositions including the same, and layered structures and devices prepared from the compositions

#39
20190000990
2019-01-03

Carrier nanoparticles and related compositions, methods and systems

#40
20180346644
2018-12-06

Amino derivatives of perfluoropolyethers

#41
20180256782
2018-09-13

Nitroxylradical-containing copolymer which has phosphoric acid residue, and the use of the same

#42
20180250332
2018-09-06

Polymer conjugate of hexa-coordinated platinum complex

#43
20180230268
2018-08-16

Process for producing hydrosilylable polyoxyalkylene ethers

#44
20180186934
2018-07-05

Fluoroether unit-based thermostable, low-Tand thermosetting cross-linked materials

#45
20180169265
2018-06-21

Carrier nanoparticles and related compositions, methods and systems

#46
20180166744
2018-06-14

Polymer network single-ion conductors with flexible linker

#47
20180139959
2018-05-24

Antimicrobial Substrates And Methods Of Use Thereof

#48
20180127543
2018-05-10

Organic fluorine compound and lubricant

#49
20180112036
2018-04-26

Fluorinated surfactants

#50
20180098939
2018-04-12

Expansile crosslinked polymersome for pH-sensitive delivery of anticancer drugs

#51
20180002480
2018-01-04

Lactam-functionalized polymer, compositions and applications thereof

#52
20170369646
2017-12-28

Ester-linked surface modifying macromolecules

#53
20170332626
2017-11-23

Composition and method for retention of solvated compounds and ions

#54
20170321031
2017-11-09

Polyarylethersulfone copolymers

#55
20170233533
2017-08-17

Self-restoring macromolecular material and production method for same

#56
20170204364
2017-07-20

METHOD FOR MODIFYING POLYSACCHARIDES BY GRAFTING POLYETHERAMINES, POLYSACCHARIDES THUS MODIFIED AND PREPARATIONS COMPRISING SAME AND HAVING HEAT-SENSITIVE RHEOLOGICAL PROPERTIES

#57
20170158813
2017-06-08

Reaction products and use of same in defoamer compositions and methods for defoaming

#58
20170129999
2017-05-11

PH Responsive Self-Healing Hydrogels Formed By Boronate-Catechol Complexation

#59
20170080099
2017-03-23

Carrier nanoparticles and related compositions, methods and systems

#60
20170049699
2017-02-23

Fluoropolymer emulsions with branched semifluorinated block copolymer or phospholipid surfactant for the delivery of hydrophobic drugs

#61
20170044316
2017-02-16

Bifunctional Poly(alkyleneoxides) with Aminoalkyl and Unsaturated Termini and Derivatives Thereof

#62
20170022321
2017-01-26

Polyethylene glycol substituted acyl borates

#63
20160304459
2016-10-20

NOVEL COMPOUND, PRODUCTION METHOD THEREFOR, AND APPLICATION THEREFOR

#64
20160276706
2016-09-22

Solid polymer electrolyte composition

#65
20160271267
2016-09-22

Alkynyl multi-arm polyethylene glycol derivative

#66
20160271266
2016-09-22

Multi-arm polyethylene glycol-azido derivative

#67
20160228566
2016-08-11

Carrier nanoparticles and related compositions, methods and systems

#68
20160227767
2016-08-11

Composition and method for retention of solvated compounds and ions

#69
20160145433
2016-05-26

Fluoropolyether-polysiloxane elastomer compositions and shaped articles

#70
20160130289
2016-05-12

Method of manufacturing cyclophosphazene derivatives

#71
20160075850
2016-03-17

Polyarylethersulfone copolymers

#72
20150218177
2015-08-06

Textile treatment compounds and compositions

#73
20150217246
2015-08-06

Fluorocarbon emulsion stabilizing surfactants

#74
20150202305
2015-07-23

Method of creating hydrogels through oxime bond formation

#75
20150148509
2015-05-28

Allyl group-modified fluorooxyalkylene group-containing polymer and method for producing the same

#76
20150101978
2015-04-16

Composition and method for retention of solvated compounds and ions

#77
20150004861
2015-01-01

Grafted polymers as oleophobic or hydrophobic coatings

#78
20140309376
2014-10-16

Process for reducing unstable end-groups in fluorinated polymers

#79
20140303321
2014-10-09

Metal complex compounds as catalysts for polyurethane compositions

#80
20140058017
2014-02-27

Pigment dispersion and method for preparing same

#81
20140039152
2014-02-06

Poly(ethyleneoxide) functionalization through alkylation

#82
20140011946
2014-01-09

Stabilizers for improved open time of aqueous coatings

#83
20130041134
2013-02-14

METHODS FOR PREPARING POLYETHYLENE GLYCOL MALEIMIDE USING N-(2-HYDROXYETHYL) MALEIMIDE AS A STARTING MATERIAL

#84
20130030091
2013-01-31

READILY DISSOLVABLE SOLID NONIONIC SYNTHETIC ASSOCIATIVE THICKENERS

#85
20130022669
2013-01-24

BRANCHED, COMPACT POLYETHYLENEGLYCOL DERIVATIVES

#86
20130012647
2013-01-10

Curable fluorine-containing resin and active-energy-ray-curable composition including the same

#87
20120329882
2012-12-27

pH responsive self-healing hydrogels formed by boronate-catechol complexation

#88
20120231991
2012-09-13

Cleaning compositions with amphoteric polycarboxylate polymers

#89
20120227195
2012-09-13

Cleaning Compositions With Polyoxyalkylene-Oxide Capped Polyalkylene-Oxide-Polycarboxylate Comb Polymers

#90
20120226050
2012-09-06

Poly(ethylene glycol) containing chemically disparate endgroups

#91
20120190603
2012-07-26

ETHER COMPOUND, LUBRICANT CONTAINING SAME, AND COMPOSITION FOR LUBRICANT CONTAINING SAME

#92
20120180696
2012-07-19

Polyfluoroalkylphosphonic acid oxyalkylene ester, method for producing the same, and mold-releasing agent comprising the same as active ingredient

#93
20120174822
2012-07-12

Mold-releasing agent

#94
20120157649
2012-06-21

AMPHOTERIC POLYMER AND PROCESS FOR PRODUCING THE SAME

#95
20120028858
2012-02-02

Process for the manufacture of functional PFPE derivative

#96
20110286956
2011-11-24

Multi-arm polyethylene glycol, preparation method and uses thereof

#97
20110282093
2011-11-17

HETEROBIFUNCTIONAL POLYETHYLENE GLYCOL REAGENTS

#98
20110166375
2011-07-07

Fluorine-containing boronic acid ester compound and method for producing the same

#99
20110165037
2011-07-07

INTERFACES THAT ELIMINATE NON-SPECIFIC ADSORPTION, AND INTRODUCE SPECIFIC INTERACTIONS

#100
20110147725
2011-06-23

Sulfonated polythiophenes comprising fused ring repeat units

#101
20110071262
2011-03-24

Method for preparing high-purity polyethyleneglycol aldehyde derivatives

#102
20110065808
2011-03-17

CARBONYL COMPOUND REMOVER

#103
20110059874
2011-03-10

HYDROPHILIC COATING

#104
20110053276
2011-03-03

MOLECULAR INDICATOR AND PROCESS OF SYNTHESIZING

#105
20110044932
2011-02-24

Crosslinked polyalkyleneimine hydrogels with tunable degradation rates

#106
20110015107
2011-01-20

(Per)fluorinated addition products

#107
20100331480
2010-12-30

HARDENABLE COMPOSITIONS CONTAINING SOFT-ELASTIC SILYLATED POLYURETHANES

#108
20100305147
2010-12-02

Chemically modified small molecules

#109
20100288498
2010-11-18

Fluorinated polymer compositions and methods for treating hydrocarbon-bearing formations using the same

#110
20100280252
2010-11-04

Poly(ethylene glycol) containing chemically disparate endgroups

#111
20100249270
2010-09-30

Process for preparing a diene copolymer comprising a polyether block, diene copolymer comprising a polyether block, reinforced rubber composition and tire

#112
20100240560
2010-09-23

ETHER COMPOSITION

#113
20100240559
2010-09-23

Ether composition

#114
20100234555
2010-09-16

Biocompatible polymers for medical devices

#115
20100228343
2010-09-09

Phase-separated biocompatible polymer compositions for medical uses

#116
20100216925
2010-08-26

CURABLE COMPOSITION

#117
20100209380
2010-08-19

Adhesive formulations

#118
20100190864
2010-07-29

Alkylene oxide derivative and skin external preparation containing the same

#119
20100172996
2010-07-08

Chain-End Functionalized Methoxy Poly(Ethylene Glycol) and Metal Nano-Particles Using the Same

#120
20100160688
2010-06-24

Linear amine functionalized poly(trimethylene ether) compositions

#121
20100160645
2010-06-24

Poly(ethylene glycol) containing chemically disparate endgroups

#122
20100160573
2010-06-24

Linear amine functionalized poly(trimethylene ether) compositions

#123
20100152373
2010-06-17

Curable composition

#124
20100105112
2010-04-29

Fluorocarbon emulsion stabilizing surfactants

#125
20100099839
2010-04-22

Fluorinated polyoxyalkylene glycol diamide surfactants

#126
20100099837
2010-04-22

Fluorinated polyoxyalkylene glycol diester surfactants

#127
20100069536
2010-03-18

Process for tailoring water-borne coating compositions

#128
20100063215
2010-03-11

Curable composition

#129
20100040556
2010-02-18

Carrier nanoparticles and related compositions, methods and systems

#130
20100036050
2010-02-11

CURABLE RESIN AND CURABLE COMPOSITION

#131
20100004367
2010-01-07

Curable composition

#132
20090324720
2009-12-31

Biocompatible crosslinked hydrogels, drug-loaded hydrogels and methods of using the same

#133
20090286938
2009-11-19

SYNTHESIS OF HYBRID BLOCK COPOLYMERS FROM DIFLUOROACETATE AMMONIUM SALTS

#134
20090275702
2009-11-05

Moisture curable polymer having SiF group, and curable composition containing the same

#135
20090247712
2009-10-01

Curable organic polymer and method for production thereof, and curable composition containing the same

#136
20090215923
2009-08-27

Crosslinked polyalkyleneimine hydrogels with tunable degradation rates

#137
20090212258
2009-08-27

Semiconductor nanoparticle capping agents

#138
20090192263
2009-07-30

Trifluorovinyl aromatic containing poly(alkyl ether) prepolymers

#139
20090187037
2009-07-23

Synthesis of difunctional oxyethylene-based compounds

#140
20090163662
2009-06-25

Curable composition

#141
20090069505
2009-03-12

Curable composition

#142
20090069502
2009-03-12

Cross-linkable compounds comprising a perfluoropolyether moiety

#143
20090057608
2009-03-05

ALKOXYLATE COMPOSITION AND A PROCESS FOR PREPARING THE SAME

#144
20090043133
2009-02-12

Fluorinated nonionic surfactants

#145
20090043130
2009-02-12

Fluoroalkyl surfactants

#146
20090016985
2009-01-15

POLYMERIC DRUG DELIVERY SYSTEM CONTAINING A MULTI-SUBSTITUTED AROMATIC MOIETY

#147
20080234454
2008-09-25

Perfluorocyclobutane copolymers

#148
20080213661
2008-09-04

Polymers obtained from monomers allowing a sequential polymerization, and their use for preparing ionic conductors

#149
20080207913
2008-08-28

Poly(ethylene glycol) containing chemically disparate endgroups

#150
20080188638
2008-08-07

Heterobifunctional poly(ethylene glycol) containing acid-labile amino protecting groups and uses thereof

#151
20080132648
2008-06-05

Process for improving the color quality in the preparation of polyoxyalkylene glycol dialkyl ethers in the presence of atmospheric oxygen

#152
20070249780
2007-10-25

Stabilizers for improved open time of aqueous coatings

#153
20070221094
2007-09-27

Dispersant for dispersing carbon nanotubes and carbon nanotube composition comprising the same

#154
20070037061
2007-02-15

Polymer electrolyte complex

#155
20070009805
2007-01-11

Polymer electrolyte

#156
20070004897
2007-01-04

Trifluorovinyl aromatic containing poly(alkyl ether) prepolymers

#157
20070004867
2007-01-04

Perfluorocyclobutane copolymers

#158
20060276618
2006-12-07

Activated forms of water-soluble polymers

#159
20060264682
2006-11-23

PFPEs having at least an alkylether end group and respective preparation process

#160
20060252910
2006-11-09

Fluoropolyether compound

#161
20060167218
2006-07-27

Polyalkylene glycol acid additives

#162
20050250964
2005-11-10

PFPEs having at least an alkylether end group and respective preparation process

#163
20050170989
2005-08-04

Fluorine-containing water-soluble nonionic surface-active compounds, use thereof and process for preparation of the compounds

#164
20050136031
2005-06-23

Chemically modified small molecules

#165
20050082511
2005-04-21

Thermally stable polyalkylene glycols as lubricants for refrigerators

#166
18612504
2025-01-14

Imidazolium ionic liquids made using cardanol extracted from cashew nutshell oil to enhance crude oil recovery in oilfields

#167
18212034
2024-04-30

Imidazolium ionic liquids made using cardanol extracted from cashew nutshell oil to enhance crude oil recovery in oilfields