Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
IPC Subgroup
C09B 43/1

with formation of a new azo or an azoxy bridge

Introduced: September 1968

Last revised: January 2006

Full Title

Preparation of azo dyes from other azo compounds > by reduction > with formation of a new azo or an azoxy bridge

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