Influencing the physical, e.g. the dyeing or printing, properties of dyestuffs without chemical reaction, e.g. by treating with solvents; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films

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

Child Classifications

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• C09B 67/02 Dyestuff preparations characterised by special physical forms, e.g. tablets, films
• C09B 67/04 Grinding or milling
• C09B 67/06 Drying
• C09B 67/08 Coated particulate pigments or dyes
• C09B 67/1 Influencing the physical properties by treatment with a liquid, e.g. solvents
• C09B 67/14 Influencing the physical properties by treatment with an acid
• C09B 67/18 Influencing the physical properties by treatment with an amine
• C09B 67/2 Preparations of organic pigments
• C09B 67/22 Mixtures of different pigments or dyes or solid solutions of pigments or dyes
• C09B 67/24 Preparations of acid dyes or reactive dyes
• C09B 67/28 Preparations of vat or sulfur dyes
• C09B 67/32 Preparations of cationic or basic dyes
• C09B 67/36 Azoic dyestuff preparations
• C09B 67/38 Preparations of disperse dyes
• C09B 67/42 Preparations of dyes not provided for in a single one of groups
• C09B 67/48 Crystalline modifications of pigments or dyestuff
• C09B 67/54 Separation; Purification