Hydroxygallium phthalocyanine imaging members and processes
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United States of America Patent
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Dec 5, 1995
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app pub date -
Dec 20, 1993
filing date -
Dec 20, 1993
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Abstract
A process for the preparation of hydroxygallium phthalocyanine which comprises hydrolysis of halogallium phthalocyanine precursor to a hydroxygallium phthalocyanine, and conversion of said resulting hydroxygallium phthalocyanine to Type V hydroxygallium phthalocyanine by contacting said resulting hydroxygallium phthalocyanine with an organic solvent; and wherein said precursor halogallium phthalocyanine is obtained by the reaction of gallium halide with diiminoisoindolene in an organic solvent.
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