C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
260/197.1
C09B 47/04 (2006.01) C09B 47/26 (2006.01)
Patent
CA 1038865
TETRA-(ALKYLSULPHAMOYL)-COPPER PHTHALOCYANINES AND A PROCESS FOR THEIR MANUFACTURE Abstract of the Disclosure Tetra-(alkylsulphamoyl)-copper phthalocyanines of the formula Image wherein CuPc denotes a copper phthalocyanine radical, R1, R2 and R3 denote alkyl radicals with a total of 7 - 12 C atoms, R4, R5 and R6 denote alkyl radicals with a total of 11 - 13 C atoms and n denotes 0 - 4 have a good solubility an alcohol and are particularly suitable for deing alcoholic solutions of film-forming polymers.
204965
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