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Mayo James D, Duff James M, Martin Trevor I, Bluhm Terry L, Hsiao Cheng K, Hor Ah Mee: Process for the preparation of titanyl phthalocyanines.. Xerox, October 14, 1992: EP0508772-A1 (7 worldwide citation)

A process for the preparation of titanyl phthalocyanine which comprises the treatment of titanyl phthalocyanine Type X with a halobenzene.


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Mayo James D, Duff James M, Bluhm Terry L, Hsiao Cheng K: Process for the preparation of titanyl phthalocyanines.. Xerox, December 2, 1992: EP0516433-A2 (4 worldwide citation)

A process for the preparation of titanyl phthalocyanine Type X which comprises dissolving titanyl phthalocyanine Type I in a solution of trifluoroacetic acid and methylene chloride; adding the resultant solution to a solvent enabling precipitation of Type X titanyl phthalocyanine; separating the tit ...