IPC Main Group
C09B 29/00 Monoazo dyes prepared by diazotising and coupling
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- Subclass:
- ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; MORDANTS; LAKES
6 direct subcodes
Child Classifications
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- C09B 29/01 characterised by the diazo component
- C09B 29/06 from coupling components containing amino as the only directing group
- C09B 29/1 from coupling components containing hydroxy as the only directing group
- C09B 29/24 from coupling components containing both hydroxy and amino directing groups
- C09B 29/32 from coupling components containing a reactive methylene group
- C09B 29/34 from other coupling components