Processes for the preparation of phthalocyanines imaging member

Details Processes for the preparation of phthalocyanines imaging member Processes for the preparation of phthalocyanines imaging member

1991-07-23

1992-04-07

Goodrow, John

Radiation imagery chemistry: process, composition, or product th

Electric or magnetic imagery, e.g., xerography,...

Radiation-sensitive composition or product

430 73, 430 76, 430135, G03G 506

Patent

active

051027585

ABSTRACT:
A process for the preparation of phthalocyanine composites which comprises adding a metal free phthalocyanine, a metal phthalocyanine, a metalloxy phthalocyanine or mixtures thereof to a solution of trifluoroacetic acid and a monohaloalkane; adding to the resulting mixture a titanyl phthalocyanine; adding the resulting solution to a mixture that will enable precipitation of said composite, and recovering the phthalocyanine composite precipitated product.

REFERENCES:
patent: 4728592 (1988-03-01), Ohaku et al.
patent: 4731312 (1988-03-01), Kato et al.
patent: 4882427 (1989-11-01), Enokida et al.
patent: 4975350 (1990-12-01), Fujimaki et al.

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