ClassID:

99464

C08G65/2639 - 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 from cyclic ethers and other compounds the other compounds containing elements other than oxygen, nitrogen or sulfur

Recent Application in this class:
#1
20250370170
2025-12-04

TUNABLE LENS WITH FLUID-FILLED CHAMBERS COMPRISING DIFFERENT MATERIALS

#2
20240254403
2024-08-01

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

#3
20240141104
2024-05-02

LIQUID 1,3-DIOXOLANE COPOLYMERS

#4
20230097116
2023-03-30

METHOD FOR PREPARING HYBRID-TYPE FLUORINE-BASED NONIONIC SURFACTANT

#5
20220298302
2022-09-22

Siloxy polyethylene glycol and derivatives thereof

#6
20220213016
2022-07-07

Methods for Making Functionalized Fluorinated Monomers, Fluorinated Monomers, and Compositions for Making the Same

#7
20210301082
2021-09-30

PEO film, preparation method thereof, and solid-state battery

#8
20200407500
2020-12-31

Flame retardant soft ether foams

#9
20200283562
2020-09-10

Application of Mannich base in flame-retardant polyurethane material

#10
20200239728
2020-07-30

Brominated epoxy polymers as wood coating flame retardant formulations

#11
20200115498
2020-04-16

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

#12
20190276599
2019-09-12

Phosphorus-nitrogen-silicon-containing polymeric flame retardant and preparation method and application thereof

#13
20190241704
2019-08-08

Method for manufacturing polyalkoxylated polymers

#14
20190023841
2019-01-24

Methods of preparing and purifying polyalkylene glycol derivative

#15
20180334417
2018-11-22

Methods for making functionalized fluorinated monomers, fluorinated monomers, and compositions for making the same

#16
20180298229
2018-10-18

Brominated epoxy polymers as wood coating flame retardant formulations

#17
20180171073
2018-06-21

Method for cyclically preparing polyether polyol by using DMC catalyst

#18
20180047419
2018-02-15

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

#19
20170283649
2017-10-05

Photocurable and thermosetting resin composition, cured product, and laminate

#20
20170275305
2017-09-28

Method for producing polyalkylene glycol derivative having amino group at end, polymerization initiator for use in the same, and alcohol compound as raw material for the polymerization initiator

#21
20170183448
2017-06-29

Silicon-containing polymer and method of making a silicon-containing polymer

#22
20170096528
2017-04-06

Composition for preparing hybrid resin, hybrid resin and hybrid resin film prepared therefrom

#23
20170071847
2017-03-16

Cosmetic composition comprising hydrophilic organosilanes

#24
20160333236
2016-11-17

Reactive hot melt adhesives with improved adhesion

#25
20160311963
2016-10-27

Alkoxysilyl-containing adhesive sealants with intrinsically reduced viscosity

#26
20160168419
2016-06-16

Silylated polyarylenes

#27
20160159979
2016-06-09

Method for producing polyalkylene glycol derivative having amino group at end, polymerization initiator for use in the same, and alcohol compound as raw material for the polymerization initiator

#28
20150375181
2015-12-31

Fluorinated polymer and use thereof in the preparation of hydrophilic membranes (vi)

#29
20150197601
2015-07-16

Method for producing polyalkylene glycol derivative with narrow molecular weight distribution, and acetal group-containing alcohol compound for use therein and alkali metal salt thereof

#30
20150011790
2015-01-08

Emulsifier for emulsion polymerization

#31
20140323753
2014-10-30

Emulsifier for emulsion polymerization

#32
20140234283
2014-08-21

Fast-curing alkoxysilane spray foams

#33
20130164519
2013-06-27

FLAME RETARDANT POLYURETHANE ELASTOMER, FIBER AND TEXTILE FORMED THEREFROM, AND METHOD FOR THEIR PRODUCTION

#34
20130041115
2013-02-14

SILICONE-POLYETHER COPOLYMER SYSTEMS AND PROCESS FOR PREPARING THEM BY MEANS OF AN ALKOXYLATION REACTION

#35
20100331514
2010-12-30

PH-sensitive polyethylene oxide co-polymer and synthetic method thereof

#36
20100280278
2010-11-04

Process for the alkoxylation of alcohols

#37
20100279852
2010-11-04

Boron-based catalysts

#38
20100240930
2010-09-23

Process for the manufacture of polyol perfluoropolyether derivative

#39
20100168367
2010-07-01

Polyether siloxane-containing alkoxylation products by direct alkoxylation of organomodified α,ω-dihydroxysiloxanes over double metal cyanide (DMC) catalysts, and also process for producing them

#40
20100105843
2010-04-29

Silicone-polyether copolymer systems and process for preparing them by means of an alkoxylation reaction

#41
20070106097
2007-05-10

Double metal cyanide-catalyzed, low unsaturation polyethers from boron-containing starters

#42
20060106260
2006-05-18

Composition, magnetic recording medium, head slider, and magnetic recording device