CPC Main Group
C08G 67/00 Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing oxygen or oxygen and carbon, not provided for in groups C08G2/00 - C08G65/00
2 direct subcodes
Child Classifications
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- C08G 67/02 Copolymers of carbon monoxide and aliphatic unsaturated compounds
- C08G 67/04 Polyanhydrides