Copper phthalocyanine derivatives

Details Copper phthalocyanine derivatives Copper phthalocyanine derivatives

1979-10-22

1981-01-27

Randolph, John D.

Compositions: coating or plastic

Materials or ingredients

260 4221, 2603145, 8661, 106 23, C09B 4704

Patent

active

042473373

ABSTRACT:
Copper phthalocyanine derivatives of the formula ##STR1## or mixtures thereof wherein CuPc is optionally substituted copper phthalocyanine, n is a value from 1 to 4, X is hydrogen, 1-4C alkyl, 1-4C alkoxy or halogen, and R is linear or branched alkyl of 1 to 22 C-atoms which may be substituted with one or more alkoxy, dialkylamino or alkylthio, the alkyls having 1 to 22 C-atoms, or arylalkyl, the alkyl having 1 to 4 C-atoms and the aryl being optionally substituted by one or more non-water solubilizing groups, which incorporated into a phthalocyanine pigment, provide excellent flocculation resistance in paint and printing ink media.

REFERENCES:
patent: 2528390 (1950-10-01), Sayler
patent: 3325511 (1967-06-01), Lesslie et al.
patent: 3334116 (1967-08-01), Bryan et al.
patent: 4199509 (1980-04-01), Irvine et al.

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