IPC Subgroup
C08J 9/16 Making expandable particles
Introduced: July 1974
Last revised: January 2006
Full Title
Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof > Making expandable particles
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- Subclass:
- WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES , , , or
2 direct subcodes
Child Classifications
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