COLORANT FOR UNSATURATED POLYESTER FOR MOLDING

PURPOSE:A colorant that is composed of copper phthalocyaninesulfonate and an aliphatic amine, thus dispersing is SMC or BMC readily, uniformly and finely to keep its stability and showing high color fastness and coloring uniformity. CONSTITUTION:The colorant is composed of copper phthalocyaninesulfo...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: MIWA MASARU, SUZUKI SHIGEOMI
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:PURPOSE:A colorant that is composed of copper phthalocyaninesulfonate and an aliphatic amine, thus dispersing is SMC or BMC readily, uniformly and finely to keep its stability and showing high color fastness and coloring uniformity. CONSTITUTION:The colorant is composed of copper phthalocyaninesulfonate and an aliphatic amine. Further, copper phthalocyanine blue to green pigment may be combined. The pigment containing the resultant pigment salt is used in the form of a colorant concentrate of 20-60wt% dispersion in a dispersant of unsaturated polyester resin composition for molding. The copper phthalocyanine sulfonate preferably has 0.8-1.5 sulfonic acid groups per molecule of copper phthalocyanine. The aliphatic amine is preferably insoluble or hardly soluble in water in its free form.