Compositions: coating or plastic – Materials or ingredients – Pigment – filler – or aggregate compositions – e.g. – stone,...
Patent
1988-12-20
1991-01-22
Lieberman, Paul
Compositions: coating or plastic
Materials or ingredients
Pigment, filler, or aggregate compositions, e.g., stone,...
106493, 106494, 106497, 540127, 544 99, 546 32, 546 36, 546 58, 548336, 549232, C08K 504, C08K 516, C08K 534, C08K 536
Patent
active
049868527
ABSTRACT:
Pigments of the formula I ##STR1## where A is a five- or six-membered aromatic fused or unfused heterocycle which contains one to three hetero atoms from the series consisting of nitrogen and/or oxygen and/or sulfur and which is bonded to the methylene group via a carbon atom, R.sub.1 and R.sub.2 are each hydrogen, alkyl C.sub.1 -C.sub.4, alkylene C.sub.2 or aryl, and together R.sub.1 and R.sub.2 may also be an aliphatic or aromatic ring, R.sub.3 is hydrogen, alkyl C.sub.1 -C.sub.4 hydroxylkyl C.sub.1 -C.sub.3 or alkylene C.sub.2, P is the radical of a polycyclic pigment or a radical of a mix-crystal of polycyclic pigments, and n is a number from 0.0001 to 0.2, are useful for pigmenting high molecular weight materials in the form of plastic materials, melts, spinning solutions, surface coatings, paints, printing inks, baking finishes of the class of the alkyd melamine resin or acrylic melamine resin finishes, two-component coatings based on polyisocyanate-crosslinkable acrylic resins and printing inks based on nitrocellulose.
REFERENCES:
patent: 4256507 (1981-03-01), Kranz et al.
patent: 4310359 (1982-01-01), Ehashi et al.
patent: 4451398 (1984-05-01), Patsh et al.
patent: 4720304 (1988-01-01), Ruff et al.
Derwent Abstract of JP 58-145762 (1983).
Derwent Abstract of JP 58-225159 (1983).
Derwent Abstract of JP 58-225160 (1983).
Dietz Erwin
Kapaun Gustav
Kappert Michael
Kroh Adolf
Prokschy Frank
Hoechst Aktiengesellschaft
Lieberman Paul
Skane Christine A.
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