Xerox Corporation

Paul C Lincoln

Thomas A Trabold

Cindy C Chen

John M Hammond

Edouard E Langlois

Jian Cai

Daniel M McNeil

J Michael Sanchez

A method including: sonicating a stream containing a dispersion comprised of agglomerated primary particles; and filtering the resulting sonicated stream containing a dispersion comprised of de-agglomerated primary particles. An apparatus including: an ultrasonic adapter to ultrasonicate a stream of a liquid dispersion of agglomerated primary particles; and a filter member adapted to filter the resulting ultrasonicated stream containing a dispersion of de-agglomerated primary particles; and optionally a coater adapted to coat the resulting filtered stream containing a dispersion of de-agglomerated primary particles onto a receiver.

Deflocculation apparatus and methods thereof

A process including mixing a slurry of HOGaPc Type I polymorph, under low shear and high flow, in an organic solvent, wherein there results a HOGaPc Type V polymorph with superior electrophotographic imaging properties.

Processes for the preparation of hydroxygallium phthalocyanine

Growing community of inventors

Rochester, NY, United States of America

Paul C Lincoln