Pigment composition

Details Pigment composition Pigment composition

1987-12-21

1989-05-23

Yarbrough, Amelia Burgess

Compositions: coating or plastic

Materials or ingredients

Pigment, filler, or aggregate compositions, e.g., stone,...

106433, 106453, C09C 108

Patent

active

048327492

ABSTRACT:
A pigment composition, particularly adapted for the coloring of plastics materials, consisting of pigments comprising lead chromate, lead sulfochromate, lead molyb-do-sulfochromate, zinc chromate or strontium chromate and being covered by a film formed by an ester of an aromatic or aliphatic tricarboxylic acid and an aliphatic alcohol; the composition is remarkably stable at high temperature and improves the viscosity conditions of the semi-molten mass formed by the composition plus the polymer to be colored.

REFERENCES:
Chemical Abstracts, vol. 73, No. 8, Mar. 14, 1970, Abstract No. 36662p, Tsuru et al, "Water Soluble Corrosion Protecting Paints".

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