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公开(公告)号:US20230296998A1
公开(公告)日:2023-09-21
申请号:US17697800
申请日:2022-03-17
Applicant: Xerox Corporation
Inventor: Jordan A. Frank , Genggeng Qi , Elizabeth K. Priebe , Chieh-Min Cheng , Michael F. Zona
IPC: G03G9/097
CPC classification number: G03G9/09791 , G03G9/09775 , G03G9/093
Abstract: 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.
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公开(公告)号:US20230296997A1
公开(公告)日:2023-09-21
申请号:US17697809
申请日:2022-03-17
Applicant: Xerox Corporation
Inventor: Jordan A. Frank , Genggeng Qi , Chieh-Min Cheng , Michael F. Zona , Elizabeth K. Priebe
IPC: G03G9/097
CPC classification number: G03G9/09775 , G03G9/09791 , G03G9/093
Abstract: 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.
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公开(公告)号:US11281119B1
公开(公告)日:2022-03-22
申请号:US17030462
申请日:2020-09-24
Applicant: Xerox Corporation , Clarkson University
Inventor: Elizabeth K. Priebe , Christopher Michael Wolfe , Chieh-Min Cheng , Jordan A. Frank , Richard Partch
Abstract: According to various embodiments, there is provided a toner composition and a developer. The toner composition includes toner particles including a resin, a colorant; and a surface additive applied to a surface of the toner particles. The surface additive includes polyaniline doped strontium titanate (SrTiO3).
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公开(公告)号:US20190113859A1
公开(公告)日:2019-04-18
申请号:US15786031
申请日:2017-10-17
Applicant: Xerox Corporation
Inventor: Elizabeth K. Priebe , Brian S. Giannetto , Varun Sambhy , Brian E. Moore , Thomas C. Dombroski , Juan A. Morales-Tirado
Abstract: A carrier including a carrier core; and a coating thereover; wherein the coating comprises a polymer having a low molecular weight of from about 100,000 to about 300,000 g/mole and a particle size of from about 0.05 to about 0.6 micrometer. A developer including a toner; and a carrier; wherein the carrier comprises a carrier core; and a coating thereover; wherein the coating comprises a polymer having a low molecular weight of from about 100,000 to about 300,000 g/mole and a particle size of from about 0.05 to about 0.6 micrometer. A process for preparing a carrier including providing a carrier core; and disposing a polymer coating thereover by combining the carrier core and the polymer coating in a mixing device; optionally, fusing the coating to the carrier core; wherein the coating comprises a polymer having a low molecular weight of from about 100,000 to about 300,000 g/mole and a particle size of from about 0.05 to about 0.6 micrometer.
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公开(公告)号:US20220091530A1
公开(公告)日:2022-03-24
申请号:US17030462
申请日:2020-09-24
Applicant: Xerox Corporation , Clarkson University
Inventor: Elizabeth K. Priebe , Christopher Michael Wolfe , Chieh-Min Cheng , Jordan A. Frank , Richard Partch
IPC: G03G9/097
Abstract: According to various embodiments, there is provided a toner composition and a developer. The toner composition includes toner particles including a resin, a colorant; and a surface additive applied to a surface of the toner particles. The surface additive includes polyaniline doped strontium titanate (SrTiO3).
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公开(公告)号:US11169461B1
公开(公告)日:2021-11-09
申请号:US17030465
申请日:2020-09-24
Applicant: Xerox Corporation , Clarkson University
Inventor: Elizabeth K. Priebe , Christopher Michael Wolfe , Chieh-Min Cheng , Jordan A. Frank , Richard Partch
IPC: G03G9/097
Abstract: According to various embodiments, there is provided a toner composition and a developer. The toner composition includes toner particles including a resin, a colorant, a charge control agent, and a surface additive applied to a surface of the toner particles. The surface additive includes strontium titanate (SrTiO3), silica (SiO2), silicon tetrachloride (SiCl4) and a charge control agent.
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公开(公告)号:US20240201611A1
公开(公告)日:2024-06-20
申请号:US18082637
申请日:2022-12-16
Applicant: Xerox Corporation
Inventor: Michael F. Zona , Elizabeth K. Priebe , John Lawrence Pawlak
CPC classification number: G03G9/09716 , G03G9/0808 , G03G9/0819 , G03G9/0827 , G03G9/08755 , G03G9/0904 , G03G9/09328 , G03G9/09371 , G03G9/09392 , G03G9/09725
Abstract: A toner including a parent toner particle comprising at least one resin, an optional colorant, an optional wax; and a surface additive formulation disposed on a surface of the parent toner particle; wherein the surface additive formulation comprises a silicone fluid treated aluminum oxide.
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公开(公告)号:US20230324824A1
公开(公告)日:2023-10-12
申请号:US17697783
申请日:2022-03-17
Applicant: Xerox Corporation
Inventor: Genggeng Qi , Jordan A. Frank , Elizabeth K. Priebe , Chieh-Min Cheng , Michael F. Zona
CPC classification number: G03G9/09758 , G03G9/081 , G03G9/08755 , G03G9/09328 , G03G9/09371 , G03G9/09725
Abstract: 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 charge control agent comprising 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.
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公开(公告)号:US09335667B1
公开(公告)日:2016-05-10
申请号:US14677327
申请日:2015-04-02
Applicant: XEROX CORPORATION
Inventor: Michael F. Zona , Brian S. Giannetto , Bernard A. Kelly , Brian E. Moore , Juan A. Morales-Tirado , Samir Kumar , Elizabeth K. Priebe
CPC classification number: G03G15/0921 , G03G9/0838 , G03G15/09 , G03G15/0928 , G03G2215/0609 , G03G2215/0634
Abstract: A two component development system includes a plurality of toner particles that include a colorant and a plurality of toner carrier particles that include a magnetic carrier core having a D50 diameter in a range from about 30 microns to about 40 microns, and a surfactant-polymer coating, the coating being present in an amount in a range from about 0.5 percent by weight to about 1.5 percent by weight of the toner carrier particle.
Abstract translation: 双组分显影系统包括多个调色剂颗粒,其包括着色剂和多个调色剂载体颗粒,其包括D50直径在约30微米至约40微米范围内的磁性载体芯,以及表面活性剂 - 聚合物涂层 ,涂层以占调色剂载体颗粒的约0.5重量%至约1.5重量%的量存在。
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