Dispersant for colorant formulation

C - Chemistry – Metallurgy – 09 – B

Patent

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Details

C09B 67/40 (2006.01) C09B 67/46 (2006.01)

Patent

CA 2048124

O.Z. 0050/41794 Abstract of the Disclosure: Compositions of matter suitable for use as dispersants for colorant formulations are composed of A) from 10 to 70 % by weight of a water-soluble salt of a copolymer of a) from 40 to 80 % by weight of an aromatic vinyl compound b) from 20 to 60 % by weight of an olefinically unsaturated acid or anhydride and c) from 0 to 20 % by weight of further monomer, B) from 30 to 90 % by weight of a dextrin or natural protein and C) from 0 to 10 % by weight of a further customary dispersant.

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