IPC Subgroup
C08G 18/72 Polyisocyanates or polyisothiocyanates
Introduced: July 1974
Last revised: January 2006
Full Title
Polymeric products of isocyanates or isothiocyanates > with compounds having active hydrogen > characterised by the isocyanates or isothiocyanates used > Polyisocyanates or polyisothiocyanates
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- Subclass:
- MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
Related Keywords
special POLYISOCYANATES for polymer products
4 direct subcodes
Child Classifications
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- C08G 18/73 acyclic
- C08G 18/74 cyclic
- C08G 18/77 having hetero atoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
- C08G 18/8 Masked polyisocyanates