C
CHEMISTRY; METALLURGY
C09
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C09B
ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; , e.g. PIGMENTS; MORDANTS; LAKES
C09B67/00
Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents; grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
C09B67/0071
Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
C09B67/0083
Solutions of dyes