C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
6/121, 400/7074,
C09B 47/04 (2006.01) C08K 5/56 (2006.01) C09B 67/22 (2006.01) C09D 11/00 (2006.01)
Patent
CA 1263861
Abstract of Disclosure Production of Pigmentary Copper Phthalocyanine Pigmentary copper phthalocyanine is prepared by converting crude copper phthalocyanine by methods known per se in the presence of trichlorophenoxy copper phthalocyanine. The resulting pigment is heat resistant and solvent resistant.
511898
Langley Robert
Stewart John Dewar
Walls Arthur Stark
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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