CPC Subgroup
C08G 18/79 characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
Full Title
Polymeric products of isocyanates or isothiocyanates > with compounds having active hydrogen > characterised by the isocyanates or isothiocyanates used > Polyisocyanates or polyisothiocyanates > having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur > Nitrogen > characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
3 direct subcodes
Child Classifications
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