EP 0221466 A2 19870513 - Copper phthalocyanine pigments.
Title (en)
Copper phthalocyanine pigments.
Title (de)
Kupferphthalocyaninpigmente.
Title (fr)
Pigments de phtalocyanine de cuivre.
Publication
Application
Priority
US 79548785 A 19851106
Abstract (en)
A process for preparing phthalocyanine pigment which exhibits excellent flow characteristics when dispersed in solvent type inks comprising the steps of I. mixing in a high shear mixer a) premilled copper phthalocyanine crude pigment, b) tri-(diethylamino-methylene) copper phthalocyanine or an organic salt thereof, and c) a phase director and II. digesting the mixture in water or an aqueous mineral acid solution.
IPC 1-7
IPC 8 full level
C09B 67/20 (2006.01); C08K 5/34 (2006.01); C08K 5/3477 (2006.01); C08L 101/00 (2006.01); C09B 67/12 (2006.01); C09B 67/22 (2006.01)
CPC (source: EP US)
C09B 67/0016 (2013.01 - EP US); C09B 67/0035 (2013.01 - EP US)
Designated contracting state (EPC)
DE FR GB IT
DOCDB simple family (publication)
EP 0221466 A2 19870513; CA 1285710 C 19910709; JP S62112660 A 19870523; US 4709021 A 19871124
DOCDB simple family (application)
EP 86114758 A 19861023; CA 520633 A 19861016; JP 26291186 A 19861106; US 79548785 A 19851106