James D Mayo, James M Duff, Cheng K Hsiao, Sandra J Gardner, Barkev Keoshkerian: Hydroxygallium phthalocyanine imaging members and processes. Xerox Corporation, E O Palazzo, December 5, 1995: US05473064 (161 worldwide citation)

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 hy ...

Barkev Keoshkerian, George Liebermann, Cheng Kuo Hsiao, James D Mayo, Dasarao K Murti, Sandra J Gardner: Method of making hydroxygallium phthalocyanine type V photoconductive imaging members. Xerox Corporation, E D Palazzo, January 9, 1996: US05482811 (145 worldwide citation)

A process for the preparation of hydroxygallium phthalocyanines which comprises hydrolyzing a gallium phthalocyanine precursor pigment by dissolving said hydroxygallium phthalocyanine in a strong acid and then reprecipitating the resulting dissolved pigment in basic aqueous media; removing any ionic ...

Richard A Burt, Cheng Kuo Hsiao, Dasarao Murti, Roger E Gaynor, Barkev Keoshkerian, James D Mayo, George Liebermann: Processes for the preparation of hydroxygallium phthalocyanine. Xerox Corporation, E O Palazzo, May 28, 1996: US05521306 (126 worldwide citation)

A process for the preparation of Type V hydroxygallium phthalocyanine which comprises the in situ formation of an alkoxy-bridged gallium phthalocyanine dimer, hydrolyzing said alkoxy-bridged gallium phthalocyanine dimer to hydroxygallium phthalocyanine, and subsequently converting the hydroxygallium ...







Bo Wu, Rina Carlini, James M Duff, Jeffrey H Banning, James D Mayo: Phase change inks containing dimeric azo pyridone colorants. Xerox Corporation, Judith L Byorick, January 6, 2004: US06673139 (99 worldwide citation)

Disclosed is a phase change ink composition comprising a phase change ink carrier and a colorant compound of the formula