IPC Subgroup
C08G 18/42 Polycondensates having carboxylic or carbonic ester groups in the main chain
Introduced: July 1974
Last revised: January 2006
Full Title
Polymeric products of isocyanates or isothiocyanates > with compounds having active hydrogen > characterised by the compounds used containing active hydrogen > High-molecular-weight compounds > Polycondensates having carboxylic or carbonic ester groups in the main chain
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
2 direct subcodes
Child Classifications
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- C08G 18/44 Polycarbonates
- C08G 18/46 having hetero atoms other than oxygen