Pigment formulations

Details Pigment formulations Pigment formulations

1980-01-29

1981-03-17

Poer, James

Compositions: coating or plastic

Materials or ingredients

C09B 6700

Patent

active

042565073

ABSTRACT:
Formulations of flavanthrone, pyranthrone, indanthrone, indigo, quinacridone, perylene-3,4,9,10-tetracarboxylic acid dianhydride and perylene-3,4,9,10-tetracarboxylic acid diimide pigments which contain, as additives, one or more compounds of the formula ##STR1## where X is an n-valent radical of a flavanthrone, pyranthrone, indigo, quinacridone, perylene-3,4,9,10-tetracarboxylic acid dianhydride or perylene-3,4,9,10-tetracarboxylic acid diimide pigment, R.sup.1, R.sup.3 and R.sup.4 are hydrogen or chlorine, R.sup.2 is hydrogen, chlorine, carboxyl, bromine, nitro, N-C.sub.1 -C.sub.5 -alkylcarbamyl, N-phenylcarbamyl or benzoylamino and n is 1, 2, 3 or 4.
In solutions of surface-coating binders or of surface coatings, the above formulations give very deep colorations, coupled with high gloss and high transparency of the resulting films.

REFERENCES:
patent: 3785769 (1974-01-01), Rensfrew
patent: 4150025 (1979-04-01), Shimada et al.
Chem. Abstracts, vol. 72, 1970, p. 70, 13815f.

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