IPC Subgroup
C08J 9/42 with macromolecular compounds
Introduced: July 1974
Last revised: January 2006
Full Title
Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof > After-treatment > Impregnation > with macromolecular compounds
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