Xerox Corporation

Genggeng Qi

Chieh-Min Cheng

Michael F Zona

Jordan Frank

Elizabeth K Priebe

Yu Qi

Lanhui Zhang

An emulsion aggregation toner including a toner particle comprising at least one resin; an optional colorant; an optional wax; and a charge control agent disposed on a surface of the toner particle; the control agent comprising a phenyl based siloxane; and a complex formed from a metal ion donor and at least one of a ligand selected from a member of the group consisting of a polyaromatic acid comprising humic acid, a pyranone based ligand, a furanone based ligand, or a combination thereof.

Toner comprising charge control agent

An emulsion aggregation toner including a toner particle comprising at least one resin; an optional colorant; an optional wax; and a reactive charge control agent comprising at least one positive charging compound comprising a member selected from the group consisting of an amine compound having at least 3 carbon atoms, an ammonium compound having at least 3 carbon atoms, a phosphonium compound having at least 3 carbon atoms, a boronium compound having at least 3 carbon atoms, and combinations thereof; at least one reactive anchoring compound comprising a member selected the group consisting of amino, epoxy, carboxylic, hydroxyl, silanol, cyanide, anhydride, aldehyde, ketone, vinyl, and combinations thereof; and wherein the charge control agent optionally further comprises a negative charging compound comprising a member selected from the group consisting of aromatic carboxylic acid, silanol, phenol, pyranone, furanone, and combinations thereof.

Toner comprising reactive charge control agent

A polymeric dispersant including a copolymer comprising: a basic moiety; an alkyl group having from about 4 to about 40 carbon atoms; an aromatic group; and a steric hydrophilic group. An aqueous ink jet ink composition including the polymeric dispersant.

Polymeric dispersant

A self-crosslinked polymeric dispersant including a self-crosslinked polymeric dispersant comprising: a copolymer comprising: an acid group; a base group; a hydrophobic group; and a steric hydrophilic group.

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Webster, NY, United States of America

Genggeng Qi