ClassID:

99494

C08G65/3255 - 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 inorganic compounds containing nitrogen Ammonia

Recent Application in this class:
#1
20250034470
2025-01-30

DIALKYL PHENOL INITIATED POLYETHERAMINE AND USES THEREOF

#2
20210284796
2021-09-16

Tetrahydrofurfuryl alcohol initialized polyetheramines and uses thereof

#3
20210017380
2021-01-21

Biocide free associative thickener

#4
20200139350
2020-05-07

Method for fabricating heterogeneous nickel-based catalyst on aluminum oxide support, heterogeneous nickel-based catalyst on aluminum oxide support and method for synthesizing polyetheramine

#5
20200062890
2020-02-27

Etheramines prepared from a mixture of two or more multifunctional alcohol initiators, and their use as curatives or intermediates for polymer synthesis

#6
20190201878
2019-07-04

Supported catalyst used for synthesizing polyether amine, and manufacturing method

#7
20190100619
2019-04-04

Process for the synthesis of (per)fluoropolyether amines

#8
20180362710
2018-12-20

Amine polymer and preparation method and use thereof

#9
20180312624
2018-11-01

Co-preparation of polyetheramines and alklyene amines

#10
20170298174
2017-10-19

Polyetheramines based on 1,3-dialcohols

#11
20160257777
2016-09-08

Etheramines with enhanced thermal stability and their use as curatives or intermediates for polymer synthesis

#12
20160096922
2016-04-07

Catalyst for reductive amination-reaction and uses thereof

#13
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

#14
20120065362
2012-03-15

Polyetheramines, compositions including polyetheramines, and methods of making

#15
20110077432
2011-03-31

Method for preparing multi-arm poly(ethylene glycol) chlorides

#16
20100292432
2010-11-18

POLYMERS FOR POLYNUCLEOTIDE ENCAPSULATION

#17
20100015453
2010-01-21

PERFLUOROPOLYETHER-MODIFIED POLYSILAZANE AND SURFACE TREATMENT AGENT USING SAME

#18
20090187037
2009-07-23

Synthesis of difunctional oxyethylene-based compounds

#19
20070249870
2007-10-25

Method for preparing multi-arm poly (ethylene glycol) amines