Phthalocyanine pigments for coloring plastics

Details Phthalocyanine pigments for coloring plastics Phthalocyanine pigments for coloring plastics

1978-12-07

1980-09-02

Douglas, Winston A.

Compositions: coating or plastic

Materials or ingredients

106308Q, 106309, C09B 4704

Patent

active

042204798

ABSTRACT:
Pigments that are suitable for coloring clear plastics are prepared by grinding together crude copper phthalocyanine and crude cobalt phthalocyanine in the presence of a conventional grinding aid and a conventional conditioning agent.

REFERENCES:
patent: 3017414 (1962-01-01), Minnich et al.
patent: 3029249 (1962-04-01), Geiger et al.
patent: 3081189 (1963-03-01), Zwahlen
patent: 3360497 (1967-12-01), Jones et al.
patent: 3586247 (1971-06-01), Lyle
patent: 3708457 (1973-01-01), Needham et al.
patent: 3755244 (1973-08-01), Hart
patent: 3764360 (1973-10-01), Langley

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