PREPARATION OF PHTHALOCYANINE PIGMENTS

This invention relates to an improved process for preparing metal phthalocyanine pigments comprising (a) heating at a temperature of about 150.degree.C to about 200.degree.C a mixture comprising (i) a phthalocyanine-forming material based on phthalic acid, (ii) at least about 25 mole percent, relati...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SATTAR, ABDUL, GERSON, HERMAN
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ADHESIVES CHEMISTRY DYES HETEROCYCLIC COMPOUNDS LAKES METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS MORDANTS NATURAL RESINS ORGANIC CHEMISTRY ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES PAINTS POLISHES
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