with compounds having active hydrogen

Introduced: July 1974

Full Title

Polymeric products of isocyanates or isothiocyanates > with compounds having active hydrogen

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

IPC defines codes here since 1974.

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C08G 18/08 Processes since 1974 +6 CPC IPC+CPC Available in IPC and CPC
C08G 18/28 characterised by the compounds used containing active hydrogen since 1974 +1 CPC IPC+CPC Available in IPC and CPC
C08G 18/70 characterised by the isocyanates or isothiocyanates used since 1974 +4 CPC IPC+CPC Available in IPC and CPC
C08G 18/82 Post-polymerisation treatment since 1974 IPC+CPC Available in IPC and CPC
C08G 18/83 Chemically modified polymers since 1974 +6 CPC IPC+CPC Available in IPC and CPC