Process for the preparation of copper phthalocyanine

Details Process for the preparation of copper phthalocyanine Process for the preparation of copper phthalocyanine

1977-12-08

1979-11-06

Randolph, John D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260326R, C09B 4704

Patent

active

041735684

ABSTRACT:
Copper phthalocyanine is obtained in high yields when phthalic acid or derivatives thereof, urea or urea derivatives, copper salts and ammonium molybdate or heated to 200.degree.-300.degree. C. without stirring, so slowly that the components are mixed sufficiently by heat convection during the liquid phase which occurs transitionally.

REFERENCES:
patent: 2964532 (1960-12-01), Klenke, Jr.
patent: 3188318 (1965-06-01), Mack
Moser et al., Phthalocyanine Compounds, pp. 146 to 147 (1963).
F.I.A.T., Final Report No. 1313, vol. III, pp. 273 to 285 (1948).

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