ClassID:

99481

C08G65/269 - 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 characterised by the catalyst used Mixed catalyst systems, i.e. containing more than one reactive component or catalysts formed in-situ

Recent Application in this class:
#1
20240336732
2024-10-10

METHOD FOR PREPARING SURFACTANTS BY COPOLYMERISATION OF EPOXIDES AND CO2 USING A MIXTURE OF A MACROCYCLIC BIMETAL CATALYST AND A DOUBLE METAL CYANIDE CATALYST

#2
20230356207
2023-11-09

Polyether polymerization process

#3
20230312823
2023-10-05

LOW FOAMING HYDRAULIC FLUIDS HAVING BIODEGRADABLE POLYALKYLENE GLYCOL RHEOLOGY MODIFIERS USEFUL IN SUBSEA APPLICATIONS

#4
20230303769
2023-09-28

Method for Preparing Polyether Amine Catalyst, and Polyether Amine

#5
20230174714
2023-06-08

Supported catalyst used for synthesizing polyether amine, preparation method, and application

#6
20230095201
2023-03-30

ALKYLENE OXIDE POLYMERIZATION USING ALUMINUM COMPOUNDS AND CYCLIC AMIDINES

#7
20230092304
2023-03-23

ALKYLENE OXIDE POLYMERIZATION USING ALUMINUM COMPOUNDS AND PHOSPHORUS-NITROGEN BASES

#8
20220259375
2022-08-18

Ethoxylated Glycerol Esters And Method For The Production Thereof

#9
20220049052
2022-02-17

Polyether polymerization process

#10
20210316287
2021-10-14

Lewis acid-base pair catalytic initiator and application thereof

#11
20210198425
2021-07-01

Polyether polymerization process

#12
20210154656
2021-05-27

Catalyst complex

#13
20200339749
2020-10-29

Methods for forming polycarbonate ether polyols and high molecular weight polyether carbonates

#14
20200317863
2020-10-08

Photocurable resin composition

#15
20200255592
2020-08-13

Continuous process for making polyether polyols

#16
20200255580
2020-08-13

High resiliency polyurethane foams made with high functionality, high equivalent weight polyols with mainly secondary hydroxyl groups

#17
20200223982
2020-07-16

Catalyst for synthesizing polyethylene oxide polymer and synthesis method thereof

#18
20190211149
2019-07-11

Alkylene oxide polymerization using a double metal cyanide catalyst complex and a magnesium, group 3-group 15 metal or lanthanide series metal compound

#19
20170247509
2017-08-31

Method for producing poly(alkylene carbonate)polyol

#20
20170240702
2017-08-24

Dual catalyst system for high primary hydroxyl polyols

#21
20170101506
2017-04-13

Alkylene oxide polymerization using a double metal cyanide catalyst complex and a magnesium, group 3-group 15 metal or lanthanide series metal compound

#22
20160289381
2016-10-06

Zinc catalyst/additive system for the polymerization of epoxide monomers

#23
20160289380
2016-10-06

Zinc catalyst/additive system for the polymerization of epoxide monomers

#24
20160280853
2016-09-29

Zinc catalyst/additive system for the polymerization of epoxide monomers

#25
20150274882
2015-10-01

Method for preparing polyalkylenecarbonate

#26
20150225504
2015-08-13

Alkylene oxide polymerization using a double metal cyanide catalyst complex and a magnesium, group 3-group 15 metal or lanthanide series metal compound

#27
20150218303
2015-08-06

Base-catalyzed, long-chain, active polyethers from short chain DMC-catalyzed starters

#28
20150166724
2015-06-18

Process for preparing high molecular weight polymers by polymerizing epoxide monomers

#29
20140120349
2014-05-01

Polyalkylene oxide particles and production method for the same

#30
20140106171
2014-04-17

Polyalkylene oxide particles and production method for the same

#31
20130338331
2013-12-19

Method for the preparation of polyether polyols

#32
20130289236
2013-10-31

Alkylene oxide polymerization using a double metal cyanide catalyst complex and a magnesium, Group 3-Group 15 metal or lanthanide series metal compound

#33
20120259090
2012-10-11

Copolyether glycol manufacturing process

#34
20110237817
2011-09-29

Process for the preparation of acylated secondary alcohol alkoxylates and secondary alcohol alkoxylates

#35
20090023889
2009-01-22

PROCESS FOR PRODUCING ETHER POLYMER

#36
20070203319
2007-08-30

PROCESS OF FORMING A POLYOL

#37
20070199976
2007-08-30

PROCESS OF FORMING A POLYOL

#38
20070149633
2007-06-28

Base-catalyzed alkoxylation in the presence of non-linear polyoxyethylene-containing compounds

#39
20060247124
2006-11-02

Polymerisation reaction and catalyst therefor

#40
20060069220
2006-03-30

Process for preparing an alkoxylated alcohol or phenol

#41
20060036066
2006-02-16

Polymerization catalyst composition for ethylene oxide and proces for the production of poly(ethylene oxide) with the same

#42
20050096488
2005-05-05

Single reactor synthesis of KOH-capped polyols based on DMC-synthesized intermediates

#43
14975982
2017-02-07

Polyether carbonates by DMC catalysis