containing secondary or tertiary amines or salts thereof

Introduced: July 1974

Full Title

Full titles differ between systems:

IPC:

Polymeric products of isocyanates or isothiocyanates > with compounds having active hydrogen > Processes > Catalysts > containing secondary or tertiary amines or salts thereof

CPC:

Polymeric products of isocyanates or isothiocyanates > with compounds having active hydrogen > Processes > Catalysts (catalysts in general B01J) > containing secondary or tertiary amines or salts thereof

CPC subdivides this area 12x more granularly than IPC with 11 additional codes.

11 codes are CPC-only extensions.

IPC defines codes here since 1974.

Child Classifications

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C08G 18/1808 CPC only CPC only
C08G 18/1816 CPC only CPC only
C08G 18/1825 CPC only CPC only
C08G 18/1833 CPC only CPC only
C08G 18/1841 CPC only CPC only
C08G 18/185 CPC only CPC only
C08G 18/1858 CPC only CPC only
C08G 18/1866 CPC only CPC only
C08G 18/1875 CPC only CPC only
C08G 18/1883 CPC only CPC only
C08G 18/1891 CPC only CPC only
C08G 18/20 Heterocyclic amines; Salts thereof since 1974 +4 CPC IPC+CPC Available in IPC and CPC