Nickel complex pigments of azines

Details Nickel complex pigments of azines Nickel complex pigments of azines

1981-12-16

1984-07-17

Daus, Donald G.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

106288Q, C09B 5704, C07D40312

Patent

active

044607687

ABSTRACT:
1:1 Nickel complexes of azines of the formula I or of a tautomer thereof ##STR1## wherein R.sub.1 is hydrogen or methyl, R.sub.2 is methyl or carbamoyl, R.sub.3 is hydrogen or chlorine, R.sub.4 is hydrogen, chlorine, methyl, trifluoromethyl or sulfamoyl, R.sub.5 is hydrogen or chlorine, R.sub.6 is hydrogen, chlorine, bromine, methyl, methoxy, trifluoromethyl, carbamoyl or alkanoylamino containing 2 to 4 carbon atoms, with the proviso that, if R.sub.2 is carbamoyl, at least two of the substituents R.sub.3 to R.sub.6 are halogen atoms and/or trifluoromethyl groups, color plastics, lacquers and printing inks in orange to red shades of outstanding fastness properties.

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