Patents-Review.com
ClassID:

99458 ⎘

C08G65/2621 - 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 nitrogen containing amine groups

Sub-classes:
Recent Application in this class:
#1
20240208155
2024-06-27

NEW USE OF ISOSORBIDE

 #2
20210163680
2021-06-03

Synthesis process for one-step production of monomeric polyether for polycarboxylic acid water reducing agents

 #3
20210094966
2021-04-01

PROCESS FOR PRODUCING A FIVE-MEMBERED POLYCYCLOALIPHATIC CARBONATE

 #4
20200354519
2020-11-12

Polymer polyols comprising amine based polyether polyols and a process for preparing these polymer polyols

 #5
20200307109
2020-10-01

Use of isosorbide

 #6
20200115498
2020-04-16

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

 #7
20190292385
2019-09-26

Electrodepositable coating composition having improved crater control

 #8
20190233617
2019-08-01

Polymeric photo active agents

 #9
20190177476
2019-06-13

Amine based polymer polyol stabilizers

 #10
20180327536
2018-11-15

Method for producing a rigid polyurethane foam

 #11
20180201730
2018-07-19

Polymer polyols comprising amine based polyether polyols and a process for preparing these polymer polyols

 #12
20180002542
2018-01-04

Electrodepositable coating composition having improved crater control

 #13
20170362164
2017-12-21

Process for preparing a polyetheramine

 #14
20160368847
2016-12-22

Process for producing alkylene oxide adduct and alkylene oxide adduct

 #15
20150336968
2015-11-26

Quarternary ammonium perfluoroalkoxy salts for preparation of perfluoropolyethers

 #16
20150087729
2015-03-26

Synergistic formulations of functionalized copolymers and ionic liquids for dehydrated and desalted of medium, heavy and extra heavy crude oils

 #17
20140288265
2014-09-25

Alkoxylated polyalkylenepolyamines

 #18
20140051784
2014-02-20

Epoxy systems and amine polymer systems and methods for making the same

 #19
20140046001
2014-02-13

Epoxy systems and amine polymer systems and methods for making the same

 #20
20120261312
2012-10-18

Synergistic formulations of functionalized copolymers and ionic liquids for dehydrated and desalted of medium, heavy and extra heavy crude oils

 #21
20120184705
2012-07-19

METHOD FOR PRODUCING POLYOLS CONTAINING AMINO GROUPS

 #22
20120149805
2012-06-14

Epoxy systems and amine polymer systems and methods for making the same

 #23
20120149804
2012-06-14

Epoxy systems and amine polymer systems and methods for making the same

 #24
20110112332
2011-05-12

PROCESS FOR INCREASING THE COALESCENCE RATE FOR AMINE-INITIATED POLYETHERS

 #25
20110105714
2011-05-05

Method for producing polyols

 #26
20110082219
2011-04-07

Thickeners

 #27
20090326283
2009-12-31

Method and device for the production of alkylene oxide addition products

 #28
20080114086
2008-05-15

Process for the preparation of polyether-ester polyols