IPC Subgroup
C08B 15/06 containing nitrogen
Introduced: September 1968
Last revised: January 2006
Full Title
Preparation of other cellulose derivatives or modified cellulose > Derivatives containing elements other than carbon, hydrogen, oxygen, halogen, or sulfur > containing nitrogen
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- Subclass:
- POLYSACCHARIDES; DERIVATIVES THEREOF