Pigment compositions

Details Pigment compositions Pigment compositions

C - Chemistry, Metallurgy

09

B

C09B 62/825 (2006.01) C09B 63/00 (2006.01) C09B 67/08 (2006.01) C09B 67/22 (2006.01) C09D 11/02 (2006.01)

Patent

CA 2118377

ABSTRACT OF THE DISCLOSURE Pigment Compositions A pigment composition comprising (A) an azo pigment, (B) an azo reaction product of (i) a diazonium salt of a primary aromatic amine having a carboxyl group or sulphonic acid group meta or para to an amino group with (ii) a coupling component comprising one or more unsubstituted or substituted naphthols, at least 50 mole % of said coupling component being a naphtholsulphonic acid, or a salt of said reaction product, and, optionally, (C) an organic resin containing an acidic group or a salt thereof.

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