Particulate pigment compositions

Details Particulate pigment compositions Particulate pigment compositions

C - Chemistry, Metallurgy

08

L

400/5703, 400/76

C08L 67/02 (2006.01) C08J 3/20 (2006.01) C08J 3/22 (2006.01) C09C 3/10 (2006.01) C09D 167/00 (2006.01)

Patent

CA 1147085

Ferrill Case 4 Canada PARTICULATE PIGMENT COMPOSITIONS Abstract of the Disclosure Pigmented compositions which are readily dispersible in oleoresinous vehicle systems are described. The com- positions comprise by weight from 25 to 95% pigment and 5 to 75% of certain water-insoluble, friable thermoplastic polyester resins having a hydroxyl value of at least 50 mg/KOH per gram and a Ring and Ball softening point of at least 60°C. Particularly preferred polyester resins are the condensation products of an aromatic dicarboxylic acid, anhydride or ester, an aromatic monocarboxylic acid and an aliphatic polyol containing at least three hydroxy- methyl groups.

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