ClassID:

99509

C08G65/333 - 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 nitrogen

Sub-classes:
Recent Application in this class:
#1
20240360277
2024-10-31

PERFLUOROPOLYETHER-BASED RUBBER COMPOSITION, CURED OBJECT OBTAINED THEREFROM, AND PRODUCT INCLUDING SAME

#2
20240279405
2024-08-22

THERMORESPONSIVE HYDROGELS AS MICRONICHES FOR THE GROWTH AND CONTROLLED RELEASE OF PLURIPOTENT STEM CELLS AND PREPARATION METHOD THEREOF

#3
20230373916
2023-11-23

CURABLE COMPOUND PRODUCT

#4
20220380533
2022-12-01

DEGRADABLE MULTI-ARM POLYETHYLENE GLYCOL DERIVATIVE

#5
20220127418
2022-04-28

FLUOROPOLYETHER GROUP-CONTAINING SILANE COMPOUND

#6
20220064360
2022-03-03

URETHANE POLYMER AND OIL COMPOSITION CONTAINING SAME

#7
20220010061
2022-01-13

Perfluoropolyether-based rubber composition, cured object obtained therefrom, and product including same

#8
20210355275
2021-11-18

POLYETHER COMPOUND AND GAS SEPARATION MEMBRANE

#9
20210284798
2021-09-16

Polyether group-containing compound

#10
20210277179
2021-09-09

Polymeric polyoxazolines

#11
20210155751
2021-05-27

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

#12
20210024692
2021-01-28

Method for producing multi-arm type polyethylene glycol derivative

#13
20200291178
2020-09-17

Hydrophilic polymer derivative having cyclic benzylidene acetal linker

#14
20200289656
2020-09-17

Biodegradable polyethylene glycol derivative having cyclic benzylidene acetal linker

#15
20200071464
2020-03-05

Thermosetting resin composition, prepreg, laminate and multilayer printed wiring board

#16
20200010619
2020-01-09

Magnetic recording medium, fluorine-containing ether compound and lubricant for magnetic recording medium

#17
20200005824
2020-01-02

Lubricant for magnetic recording medium, and method for producing magnetic recording medium

#18
20190386340
2019-12-19

Polymer electrolyte and preparation method therefor

#19
20190381031
2019-12-19

Epimorphic regeneration and related hydrogel delivery systems

#20
20190365910
2019-12-05

Eight-arm polyethylene glycol derivative, production method therefor, and modified bio-related substance thereof

#21
20190282612
2019-09-19

Polymer conjugate of hexa-coordinated platinum complex

#22
20190276601
2019-09-12

Polyether polymer composition, method for producing same, and sheet in which same is used

#23
20190241701
2019-08-08

Polymer resin compound and photosensitive resin composition for black bank comprising same

#24
20190185618
2019-06-20

Polymeric polyoxazolines

#25
20190112256
2019-04-18

POLYETHERAMINES BASED ON 1,3-DIALCOHOLS

#26
20190092906
2019-03-28

Biodegradable hydrogel having cyclic benzylidene acetal structure

#27
20180371165
2018-12-27

Substoichiometric alkoxylated polyethers

#28
20180342386
2018-11-29

Photosensitive resin composition, photosensitive, sheet, semiconductor device and method for manufacturing semiconductor device

#29
20180298143
2018-10-18

Hydrophilic polymer derivative having benzylidene acetal linker

#30
20180250332
2018-09-06

Polymer conjugate of hexa-coordinated platinum complex

#31
20180244845
2018-08-30

Defined monomer sequence polymers

#32
20180214561
2018-08-02

Eight-arm polyethylene glycol derivative, production method therefor, and modified bio-related substance thereof

#33
20180194895
2018-07-12

Phthalonitrile resin

#34
20180186934
2018-07-05

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

#35
20180186931
2018-07-05

Hetero type monodispersed polyethylene glycol, intermediate for production of hetero type monodispersed polyethylene glycol, methods for producing same, and hetero type monodispersed polyethylene glycol conjugate

#36
20180134842
2018-05-17

Resin composition, prepreg, laminate and multilayer printed wiring board

#37
20180127547
2018-05-10

Thermosetting resin composition, prepreg, laminate and multilayer printed wiring board

#38
20180050112
2018-02-22

Block copolymer conjugate of physiologically active substance

#39
20180030205
2018-02-01

Process for producing low-concentration gel using gel-precursor clusters, and gel obtained by said production process

#40
20170368177
2017-12-28

PEG derivative

#41
20170327642
2017-11-16

Astaxanthin based polymer and uses thereof

#42
20170321007
2017-11-09

Phthalonitrile resin

#43
20170319705
2017-11-09

Amphotericin B derivatives

#44
20170290892
2017-10-12

POLYMERIC ENKEPHALIN PRODRUGS

#45
20170273971
2017-09-28

Epimorphic regeneration and related hydrogel delivery systems

#46
20170266921
2017-09-21

NOVEL LAYERED MATERIALS AND THEIR USE

#47
20170210843
2017-07-27

Durable hydrogen bonded hydrogels

#48
20170043029
2017-02-16

Amphotericin B derivatives

#49
20170029590
2017-02-02

Biodegradable crosslinked polymers

#50
20160289385
2016-10-06

Non-aqueous crosslinkable composition a method to produce same and coatings and articles comprising the same

#51
20160271266
2016-09-22

Multi-arm polyethylene glycol-azido derivative

#52
20160264731
2016-09-15

Aromatic dispersant composition

#53
20160200868
2016-07-14

Non-fused aromatic dispersant composition

#54
20160177030
2016-06-23

Photodegradable cross-linking agent, photodegradable gel, cell culture instrument, cell arrangement-sorting apparatus, cell arrangement method, cell sorting method, tissue forming method, and tissue

#55
20160176759
2016-06-23

Poly(ethylene glycol) geminal ester phosphate, use as additive in hydraulic compositions and compositions containing same

#56
20160137780
2016-05-19

Ultraviolet radiation absorbing polyethers

#57
20160083520
2016-03-24

Methods of preparing polyhemiaminals and polyhexahydrotriazines

#58
20160046763
2016-02-18

Hydrophilic polymer derivative having benzylidene acetal linker

#59
20160046762
2016-02-18

Method for purifying polyethylene glycol having one amino group

#60
20150329674
2015-11-19

Quaternary ammonium salt compound

#61
20150320877
2015-11-12

Epimorphic regeneration and related hydrogel delivery systems

#62
20150270572
2015-09-24

Polyether copolymer, crosslinkable polyether copolymer composition and electrolyte

#63
20150259450
2015-09-17

Fluoropolyether-based elastomers having low glass transition temperature

#64
20150258204
2015-09-17

Clickable polyoxetane carrier for drug delivery

#65
20150197482
2015-07-16

Method for producing polyalkylene glycol derivative having amino group at end, with narrow molecular weight distribution

#66
20140364566
2014-12-11

Scale-up process of bifunctionalized triblock copolymers with secondary and tertiary amines, with application in dewatering and desalting of heavy crude oils

#67
20140288244
2014-09-25

Method for manufacturing block copolymer

#68
20140228449
2014-08-14

Hybrid polymeric materials for medical applications and preparation thereof

#69
20140004061
2014-01-02

Ultraviolet radiation absorbing polyethers

#70
20130072691
2013-03-21

Membrane enhanced polymer synthesis

#71
20120296049
2012-11-22

Polyether rubber, rubber composition, cross-linked rubber, and conductive member

#72
20120264968
2012-10-18

Resin crosslinking agent

#73
20120196989
2012-08-02

SYNTHESIS OF HOMOPOLYMERS AND BLOCK COPOLYMERS

#74
20120009481
2012-01-12

Room temperature crosslinkable ion conductive polymer system

#75
20110269974
2011-11-03

Polymer derivatives

#76
20110245509
2011-10-06

Polyfunctional polyoxyalkylene compound, and producing method and intermediate thereof

#77
20110217343
2011-09-08

Hydrolytically degradable alkylene oxide based polymers

#78
20110207896
2011-08-25

Sterically hindered poly(ethylene glycol) alkanoic acids and derivatives thereof

#79
20110124840
2011-05-26

Synthesis of Homopolymers and Block Copolymers

#80
20110118376
2011-05-19

Polyrotaxane, aqueous polyrotaxane dispersion composition, crosslinked body of polyrotaxane and polymer and method for producing the same

#81
20110053276
2011-03-03

MOLECULAR INDICATOR AND PROCESS OF SYNTHESIZING

#82
20100217050
2010-08-26

Branched acetylene-containing poly(alkylene oxides, oxyethylated polyols or olefinic alcohols)

#83
20100204177
2010-08-12

Process for preparing thermosensitive (poly(ethylene oxide) poly(propylene oxide)) derivatives that can be used to functionalize chitosan

#84
20100160610
2010-06-24

Conjugates of an EPO Moiety and a Polymer

#85
20100121019
2010-05-13

Sterically hindered poly(ethylene glycol) alkanoic acids and derivatives thereof

#86
20100105946
2010-04-29

Hydrolytically degradable carbamate derivatives of poly(ethylene glycol)

#87
20090266230
2009-10-29

Poly(ionic liquid)s as new materials for COseparation and other applications

#88
20090239939
2009-09-24

Combinations for introducing nucleic acids into cells

#89
20090215979
2009-08-27

Process for the preparation of alkoxyamine functionalized polyethylene glycols

#90
20090186981
2009-07-23

Compositions

#91
20090185998
2009-07-23

NEW ACTIVATED POLY(ETHYLENE GLYCOLS) AND RELATED POLYMERS AND THEIR APPLICATIONS

#92
20090148777
2009-06-11

Room temperature crosslinkable ion conductive polymer system

#93
20090130041
2009-05-21

Hydrocarbon-terminated polyether-polyamide block copolymer and uses thereof

#94
20090082438
2009-03-26

Coordination Compound Composed of Diaminocyclohexane Platinum (II) and Block Copolymer and Anti-Cancer Agent Comprising the Same

#95
20090044445
2009-02-19

Use of fatty acid alkoxylates as a method to remedy engine intake valve sticking

#96
20080280998
2008-11-13

Bifunctional Derivatives of Polyethylene Glycol, Their Preparation and Use

#97
20080262166
2008-10-23

Sterically hindered poly(ethylene glycol) alkanoic acids and derivatives thereof

#98
20080207828
2008-08-28

Compositions

#99
20070287762
2007-12-13

Tertiary Amine Capped Polyether Polyols

#100
20070179274
2007-08-02

Sterically hindered poly(ethylene glycol) alkanoic acids and derivatives thereof

#101
20070166808
2007-07-19

Methods of preparing activated polymers having alpha nitrogen groups

#102
20070123693
2007-05-31

Acetylene group-containing poly(alkylene oxide, oxyethylated polyol or olefinic alcohol)

#103
20070123691
2007-05-31

Azide- or acetylene-terminated poly(alkylene oxide, oxyethylated polyol or olefinic Alcohol)

#104
20060276618
2006-12-07

Activated forms of water-soluble polymers

#105
20060239961
2006-10-26

Hydrolytically degradable alkylene oxide based polymers

#106
20060235103
2006-10-19

Photosensitive resin, photosensitive composition and photo-crosslinked structure

#107
20060199016
2006-09-07

Electrical devices employing molten compositions of biomolecules

#108
20060193823
2006-08-31

Hydrolytically degradable carbamate derivatives of poly (ethylene glycol)

#109
20060182711
2006-08-17

Conjugates of an EPO moiety and a polymer

#110
20060115450
2006-06-01

Polyalkylene glycol derivative and modified bio-related substance

#111
20060111251
2006-05-25

(PER) fluoropolyether compounds

#112
20060111250
2006-05-25

(Per) fluoropolyether additives

#113
20060073113
2006-04-06

Polyalkylene glycol derivative and modified bio-related substance

#114
20060069237
2006-03-30

Sterically hindered poly (ethylene glycol) alkanoic acids and derivatives thereof

#115
20060047054
2006-03-02

Onium-modified polymer and method for manufacturing same

#116
20050171325
2005-08-04

Cement additive

#117
20050165212
2005-07-28

Hydrocarbon-terminated polyether-polyamide block copolymers and uses thereof

#118
20050147583
2005-07-07

Hydrolytically degradable carbamate derivatives of poly(ethylene glycol)

#119
20050085619
2005-04-21

Polymer derivatives

#120
20050080206
2005-04-14

Process for the preparation of activated polyethylene glycols

#121
20050008612
2005-01-13

Sterically hindered poly(ethylene glycol) alkanoic acids and derivatives thereof