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PCE
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DIFF Subgroup
C08G 18/10

Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step

Introduced: July 1974

Full Title

Polymeric products of isocyanates or isothiocyanates > with compounds having active hydrogen > Processes > Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

IPC defines codes here since 1974.

Child Classifications

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  • C08G 18/12 using two or more compounds having active hydrogen in the first polymerisation step since 1974 IPC+CPC Available in IPC and CPC