Azine pigments

Details Azine pigments Azine pigments

1985-08-19

1986-09-30

Lieberman, Paul

Compositions: coating or plastic

Materials or ingredients

106288R, 106309, 548105, 546 6, C09D 500

Patent

active

046145478

ABSTRACT:
Pigments which, in one of their tautomeric forms, have the formula ##STR1## in which R signifies --CH.sub.3 or ##STR2## and which, in the event that R is --CH.sub.3, are present in the .beta.-modification which is characterized by the lattice plane spacings d/.ANG. 13.33, 12.67, 9.17 and 15.15 having the relative intensities 100, 100, 60 and 2%, process for their preparation and their use.

REFERENCES:
patent: 3960868 (1976-06-01), Ferrini et al.
patent: 3963708 (1976-06-01), L'Eplattenier et al.
patent: 4355159 (1982-10-01), Iqbal et al.
patent: 4460768 (1984-07-01), Iqbal et al.

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