IPC Main Group
C08C 4/00 Treatment of rubber before vulcanisation, not provided for in groups
Introduced: July 1974
Last revised: January 2006
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- Subclass:
- TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS