Process for phthalocyanine green pigment

Details Process for phthalocyanine green pigment Process for phthalocyanine green pigment

1979-09-10

1980-12-02

McCarthy, Helen M.

Compositions: coating or plastic

Materials or ingredients

106308N, C08K 534

Patent

active

042369339

ABSTRACT:
A green copper phthalocyanine pigment composition suitable for rotogravure inks is obtained by adding to the green pigment about 5 to 10% of a water soluble blue copper phthalocyanine dye which is complexed with N-alkyltrimethylammonium chloride.

REFERENCES:
patent: 3754958 (1973-08-01), Giambalvo
patent: 3960587 (1976-06-01), Huille et al.
patent: 4133695 (1979-01-01), Wheeler
Moser, F. H. et al. Phthalocyanine Compounds pub. by Rheinhold Pub. Corp. NYC (1963) pp. 171 and 179-180.

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