C09B33/06 - CPC Classification Index

ClassID:

102154 ⎘

C09B33/06 - CPC Classification

Classification description:

Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, prepared by diazotising and coupling; Disazo dyes in which the coupling component is a diamine or polyamine

Recent Application in this class:

20140304926

2014-10-16

Azo dyes

20130255010

2013-10-03

Metal free acid dyes, methods for the production thereof and their use