Patents by Inventor Jordan A. Frank
Jordan A. Frank has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 12066790Abstract: Toner particles including a core and a shell thereover; wherein the core comprises at least one styrene-acrylate copolymer selected from styrene-acrylate copolymer 1, styrene-acrylate copolymer 2, and styrene-acrylate copolymer 3, and combinations thereof a wax; and an optional colorant; wherein the shell comprises at least one styrene-acrylate copolymer selected from styrene-acrylate copolymer 1, styrene acrylate copolymer 2, styrene acrylate copolymer 3, and combinations thereof.Type: GrantFiled: February 4, 2021Date of Patent: August 20, 2024Assignee: Xerox CorporationInventors: Jordan A. Frank, Daniel W. Asarese, Chieh-Min Cheng, Paul K. Acquaviva, Richard P. N. Veregin, Michael F. Zona
-
Publication number: 20230324824Abstract: 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.Type: ApplicationFiled: March 17, 2022Publication date: October 12, 2023Inventors: Genggeng Qi, Jordan A. Frank, Elizabeth K. Priebe, Chieh-Min Cheng, Michael F. Zona
-
Publication number: 20230296997Abstract: 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.Type: ApplicationFiled: March 17, 2022Publication date: September 21, 2023Inventors: Jordan A. Frank, Genggeng Qi, Chieh-Min Cheng, Michael F. Zona, Elizabeth K. Priebe
-
Publication number: 20230296998Abstract: 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.Type: ApplicationFiled: March 17, 2022Publication date: September 21, 2023Inventors: Jordan A. Frank, Genggeng Qi, Elizabeth K. Priebe, Chieh-Min Cheng, Michael F. Zona
-
Publication number: 20220244656Abstract: Toner particles including a core and a shell thereover; wherein the core comprises at least one styrene-acrylate copolymer selected from styrene-acrylate copolymer 1, styrene-acrylate copolymer 2, and styrene-acrylate copolymer 3, and combinations thereof a wax; and an optional colorant; wherein the shell comprises at least one styrene-acrylate copolymer selected from styrene-acrylate copolymer 1, styrene acrylate copolymer 2, styrene acrylate copolymer 3, and combinations thereof.Type: ApplicationFiled: February 4, 2021Publication date: August 4, 2022Inventors: Jordan A. Frank, Daniel W. Asarese, Chieh-Min Cheng, Paul K. Acquaviva, Richard P. N. Veregin, Michael F. Zona
-
Publication number: 20220091530Abstract: 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).Type: ApplicationFiled: September 24, 2020Publication date: March 24, 2022Inventors: Elizabeth K. Priebe, Christopher Michael Wolfe, Chieh-Min Cheng, Jordan A. Frank, Richard Partch
-
Patent number: 11281119Abstract: 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).Type: GrantFiled: September 24, 2020Date of Patent: March 22, 2022Assignees: Xerox Corporation, Clarkson UniversityInventors: Elizabeth K. Priebe, Christopher Michael Wolfe, Chieh-Min Cheng, Jordan A. Frank, Richard Partch
-
Patent number: 11169461Abstract: 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.Type: GrantFiled: September 24, 2020Date of Patent: November 9, 2021Assignees: Xerox Corporation, Clarkson UniversityInventors: Elizabeth K. Priebe, Christopher Michael Wolfe, Chieh-Min Cheng, Jordan A. Frank, Richard Partch
-
Publication number: 20210263435Abstract: A toner including a parent toner particle comprising at least one resin, in combination with an optional colorant, and an optional wax; and a surface additive formulation comprising at least one medium silica surface additive; at least one large silica surface additive; at least one positive charging surface additive, wherein the at least one positive charging surface additive is (a) a titanium dioxide surface additive; and wherein the parent toner particles further contain a small silica; or (b) a non-titanium dioxide positive charging metal oxide surface additive; and wherein the parent toner particles further optionally contain a small silica; and wherein a total surface area coverage of all of the surface additives combined is 100 to 140 percent of the parent toner particle surface area.Type: ApplicationFiled: February 25, 2020Publication date: August 26, 2021Inventors: Richard P. N. Veregin, Michael F. Zona, Jordan A. Frank, Daniel W. Asarese, Paul K. Acquaviva, Chieh-Min Cheng
-
Publication number: 20210263437Abstract: A toner including a parent toner particle comprising at least one resin, in combination with an optional colorant, and an optional wax; and a surface additive formulation comprising at least one medium silica surface additive; at least one large cross-linked organic polymeric additive; at least one positive charging surface additive, wherein the at least one positive charging surface additive is (a) a titanium dioxide surface additive; and wherein the parent toner particles further contain a small silica; or (b) a non-titanium dioxide positive charging metal oxide surface additive; and wherein the parent toner particles further optionally contain a small silica; and wherein a total surface area coverage of all of the surface additives combined is 100 to 140 percent of the parent toner particle surface area.Type: ApplicationFiled: February 25, 2020Publication date: August 26, 2021Inventors: Richard P. N. Veregin, Michael F. Zona, Jordan A. Frank, Daniel W. Asarese, Chieh-Min Cheng, Paul K. Acquaviva
-
Publication number: 20210263436Abstract: A toner composition including a first wax; a second wax that is different from the first wax; wherein the first wax comprises a paraffin wax; wherein the second wax comprises a polymethylene wax; at least one polyester; and an optional colorant.Type: ApplicationFiled: February 25, 2020Publication date: August 26, 2021Inventors: Jordan A. Frank, Daniel W. Asarese, Paul K. Acquaviva, Chieh-Min Cheng, Michael F. Zona, Richard P. N. Veregin
-
Patent number: 11092906Abstract: A toner including a parent toner particle comprising at least one resin, in combination with an optional colorant, and an optional wax; and a surface additive formulation comprising at least one medium silica surface additive; at least one large silica surface additive; at least one positive charging surface additive, wherein the at least one positive charging surface additive is (a) a titanium dioxide surface additive; and wherein the parent toner particles further contain a small silica; or (b) a non-titanium dioxide positive charging metal oxide surface additive; and wherein the parent toner particles further optionally contain a small silica; and wherein a total surface area coverage of all of the surface additives combined is 100 to 140 percent of the parent toner particle surface area.Type: GrantFiled: February 25, 2020Date of Patent: August 17, 2021Assignee: Xerox CorporationInventors: Richard P. N. Veregin, Michael F. Zona, Jordan A. Frank, Daniel W. Asarese, Paul K. Acquaviva, Chieh-Min Cheng
-
Patent number: 11086243Abstract: A toner composition including a first wax; a second wax that is different from the first wax; wherein the first wax comprises a paraffin wax; wherein the second wax comprises a polymethylene wax; at least one polyester; and an optional colorant.Type: GrantFiled: February 25, 2020Date of Patent: August 10, 2021Assignee: Xerox CorporationInventors: Jordan A. Frank, Daniel W. Asarese, Paul K. Acquaviva, Chieh-Min Cheng, Michael F. Zona, Richard P. N. Veregin
-
Patent number: 11086244Abstract: A toner including a parent toner particle comprising at least one resin, in combination with an optional colorant, and an optional wax; and a surface additive formulation comprising at least one medium silica surface additive; at least one large cross-linked organic polymeric additive; at least one positive charging surface additive, wherein the at least one positive charging surface additive is (a) a titanium dioxide surface additive; and wherein the parent toner particles further contain a small silica; or (b) a non-titanium dioxide positive charging metal oxide surface additive; and wherein the parent toner particles further optionally contain a small silica; and wherein a total surface area coverage of all of the surface additives combined is 100 to 140 percent of the parent toner particle surface area.Type: GrantFiled: February 25, 2020Date of Patent: August 10, 2021Assignee: Xerox CorporationInventors: Richard P. N. Veregin, Michael F. Zona, Jordan A. Frank, Daniel W. Asarese, Chieh-Min Cheng, Paul K. Acquaviva
-
Patent number: 10409185Abstract: Methods of forming a toner are provided. In embodiments, such a method comprises forming a toner from a mixture of at least one resin, at least one wax, and optionally, at least one colorant, wherein the at least one wax is of a type and is present at an amount which are selected to provide a predetermined PER10 value for the toner; and measuring a PER10 value for the toner, wherein the measured PER10 value for the toner is equal to or less than the predetermined PER10 value. Toners formed using the methods are also provided.Type: GrantFiled: February 8, 2018Date of Patent: September 10, 2019Assignee: Xerox CorporationInventors: Siddhesh Nitin Pawar, Juan A. Morales-Tirado, Grazyna E. Kmiecik-Lawrynowicz, Daniel W. Asarese, Jordan A. Frank
-
Publication number: 20190243271Abstract: Methods of forming a toner are provided. In embodiments, such a method comprises forming a toner from a mixture of at least one resin, at least one wax, and optionally, at least one colorant, wherein the at least one wax is of a type and is present at an amount which are selected to provide a predetermined PER10 value for the toner; and measuring a PER10 value for the toner, wherein the measured PER10 value for the toner is equal to or less than the predetermined PER10 value. Toners formed using the methods are also provided.Type: ApplicationFiled: February 8, 2018Publication date: August 8, 2019Inventors: Siddhesh Nitin Pawar, Juan A. Morales-Tirado, Grazyna E. Kmiecik-Lawrynowicz, Daniel W. Asarese, Jordan A. Frank