C08G65/321 - CPC Classification Index

ClassID:

99486 ⎘

C08G65/321 - 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

Sub-classes:

C08G65/322 » containing hydrogen 27
C08G65/323 » containing halogen 23
C08G65/324 » containing oxygen 27
C08G65/325 » containing nitrogen 55
C08G65/326 » containing sulfur 34
C08G65/327 » containing phosphorus 31
C08G65/328 » containing other elements 16

Recent Application in this class:

20200131310

2020-04-30

Organic fluorine compound, lubricant, and processing method of magnetic recording medium

20200123317

2020-04-23

Organic fluorine compound, lubricant, and processing method of magnetic recording medium

20110257339

2011-10-20

METHOD FOR STABILIZING POLYMERS

20090176161

2009-07-09

Copolymer of propylene or ethylene oxide and of an oxirane bearing an ionic group

20090137829

2009-05-28

Methods for Preparation and Use of Strong Base Catalysts

20070256978

2007-11-08

Block polymer processing for mesostructured inorganic oxide materials

20070213568

2007-09-13

Process for preparing relatively long-chain polyalkylene glycol diethers

20070049763

2007-03-01

Methods for preparation and use of strong base catalysts

20060118493

2006-06-08

Block polymer processing for mesostructured inorganic oxide materials