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DIFF Subgroup
C08G 69/26

derived from polyamines and polycarboxylic acids

Introduced: July 1974

Full Title

Full titles differ between systems:

IPC:

Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule > Polyamides derived from amino carboxylic acids or from polyamines and polycarboxylic acids > derived from polyamines and polycarboxylic acids

CPC:

Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule (products obtained from isocyanates or isothiocyanates C08G18/00; polyamide-imides C08G73/14) > Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids > derived from polyamines and polycarboxylic acids

Of 4 combined children, 3 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 1974.

Child Classifications

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  • C08G 69/265 CPC only CPC only
  • C08G 69/32 from aromatic diamines and aromatic dicarboxylic acids with both amino and carboxylic groups aromatically bound since 1974 IPC+CPC Available in IPC and CPC
  • C08G 69/34 using polymerised unsaturated fatty acids since 1974 IPC+CPC Available in IPC and CPC