Patents by Inventor Linda Ferrarese
Linda Ferrarese 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).
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Patent number: 7923188Abstract: The presently disclosed embodiments are directed to charge transport layers useful in electrostatography. More particularly, the embodiments pertain to an improved electrostatographic imaging member having a charge transport layer that is partially crosslinked, wherein the crosslinking is achieved by incorporating a small amount of compatible thermalsetting resins into the layer. Incorporation of these resins have been shown to increase charge transport life.Type: GrantFiled: August 21, 2007Date of Patent: April 12, 2011Assignee: Xerox CorporationInventors: Liang-Bih Lin, Daniel V. Levy, Jin Wu, Robert W. Hedrick, Linda Ferrarese
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Patent number: 7651827Abstract: An imaging member containing a substrate, and an outer layer containing a phosphorus-containing lubricant, and an image forming apparatus for forming images on a recording medium including the imaging member above, a development component to apply a developer material to said charge-retentive surface to develop said electrostatic latent image to form a developed image on said charge-retentive surface; a transfer component for transferring said developed image from said charge retentive surface to another member or a copy substrate; and a fusing member to fuse said developed image to said copy substrate.Type: GrantFiled: July 28, 2005Date of Patent: January 26, 2010Assignee: Xerox CorporationInventors: Jin Wu, Robert P. Altavela, John J. Wilbert, Linda Ferrarese, Liang-Bih Lin
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Patent number: 7527902Abstract: An imaging member containing a substrate, and an outer layer containing solid and liquid lubricants, and an image forming apparatus for forming images on a recording medium including the imaging member above, a development component to apply a developer material to said charge-retentive surface to develop said electrostatic latent image to form a developed image on said charge-retentive surface; a transfer component for transferring said developed image from said charge-retentive surface to another member or a copy substrate; and a fusing member to fuse said developed image to said copy substrate.Type: GrantFiled: July 28, 2005Date of Patent: May 5, 2009Assignee: Xerox CorporationInventors: Jin Wu, Geoffrey M T. Foley, Jodie L. Watson, Liang-Bih Lin, Edward C. Savage, Robert P. Altavela, Linda Ferrarese, Marc J. Livecchi
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Publication number: 20090053637Abstract: The presently disclosed embodiments are directed to charge transport layers useful in electrostatography. More particularly, the embodiments pertain to an improved electrostatographic imaging member having a charge transport layer that is partially crosslinked, wherein the crosslinking is achieved by incorporating a small amount of compatible thermalsetting resins into the layer. Incorporation of these resins have been shown to increase charge transport life.Type: ApplicationFiled: August 21, 2007Publication date: February 26, 2009Applicant: Xerox CorporationInventors: Liang-Bih Lin, Daniel V. Levy, Jin Wu, Robert W. Hedrick, Linda Ferrarese
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Patent number: 7468208Abstract: An imaging member containing a substrate, and a layer containing a polytetrafluoroethylene and a polyol ester, and an image forming apparatus for forming images on a recording medium including the imaging member above, a development component to apply a developer material to said charge-retentive surface to develop said electrostatic latent image to form a developed image on said charge-retentive surface; a transfer component for transferring said developed image from said charge-retentive surface to another member or a copy substrate; and a fusing member to fuse said developed image to said copy substrate.Type: GrantFiled: July 28, 2005Date of Patent: December 23, 2008Assignee: Xerox CorporationInventors: Jin Wu, Geoffrey M T. Foley, Jodie L. Watson, Liang-Bih Lin, Edward C. Savage, Robert P. Altavela, Linda Ferrarese, Marc J. Livecchi
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Patent number: 7368210Abstract: An imaging member containing a substrate, and an outer layer containing a zinc diethyldithiophosphate, and an image forming apparatus for forming images on a recording medium including the imaging member above, a development component to apply a developer material to said charge-retentive surface to develop said electrostatic latent image to form a developed image on said charge-retentive surface; a transfer component for transferring said developed image from said charge-retentive surface to another member or a copy substrate; and a fusing member to fuse said developed image to said copy substrate.Type: GrantFiled: July 28, 2005Date of Patent: May 6, 2008Assignee: Xerox CorporationInventors: Jin Wu, Linda Ferrarese, Robert P. Altavela, Liang-Bih Lin
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Publication number: 20080096122Abstract: A method for forming images including a) depositing an electrostatic latent image on a charge retentive surface of a photoreceptor member having a substrate; a charge transport layer with charge transport materials; and an overcoat layer positioned on the charge transport layer, wherein the overcoat layer includes a crosslinkable alcohol-soluble polyamide; and wherein the overcoat layer further includes additives having titanium dioxide, silica, a crosslinking agent, a deletion control agent, and a charge transport molecule; and b) applying a developer material via a development component to the charge-retentive surface to develop the electrostatic latent image to form a developed image on the charge-retentive surface, wherein the developer material comprises emulsion aggregation toner, and further wherein at least one of the additives create a texturized surface on the charge retentive surface thereby reducing the contact area between the emulsion aggregation toners and the charge retentive surface enablingType: ApplicationFiled: December 14, 2007Publication date: April 24, 2008Applicant: XEROX CORPORATIONInventors: Kenny-Tuan Dinh, Timothy Fuller, Paul DeFeo, Damodar Pai, John Yanus, Linda Ferrarese, Cindy Chen
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Publication number: 20080051576Abstract: Use of pigments for charge generating layers of imaging members. The pigments may include methoxygallium phthalocyanine. The pigments may have a sensitivity of between about 260 and about 290, and may include methoxygallium phthalocyanine that has been converted. The pigments may be used in a charge generating layer of an imaging member having a substrate, the charge generating layer, and a charge transfer layer.Type: ApplicationFiled: August 23, 2006Publication date: February 28, 2008Applicant: Xerox CorporationInventors: Francisco Lopez, Liang-bih Lin, Daniel Levy, Terry Bluhm, Linda Ferrarese
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Patent number: 7318986Abstract: A photoconductive imaging member containing a photogenerating layer, and a charge transport layer containing a binder and a suitable polyimide, and more specifically, an amorphous polyimide.Type: GrantFiled: May 11, 2005Date of Patent: January 15, 2008Assignee: Xerox CorporationInventors: Jin Wu, Robert P. Altavela, Linda Ferrarese, Liang-Bih Lin
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Publication number: 20070098994Abstract: An imaging member containing a substrate, and an outer layer containing a sulfur-containing additive, and an image forming apparatus for forming images on a recording medium including the imaging member above, a development component to apply a developer material to the charge-retentive surface to develop the electrostatic latent image to form a developed image on the charge-retentive surface; a transfer component to transfer the developed image from the charge-retentive surface to another member or a copy substrate; and a fusing member to fuse the developed image to the copy substrate.Type: ApplicationFiled: November 3, 2005Publication date: May 3, 2007Applicant: Xerox CorporationInventors: Jin Wu, James Backus, Linda Ferrarese, Liang-Bih Lin
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Publication number: 20070092815Abstract: The presently disclosed embodiments relate in general to electrophotographic imaging members, such as layered photoreceptor structures, and processes for making and using the same. More particularly, the embodiments pertain to a photoreceptor additive to improve impermeability to gases and moisture so as to minimize environment variation of photoreceptor performance.Type: ApplicationFiled: October 24, 2005Publication date: April 26, 2007Applicant: Xerox CorporationInventors: Jin Wu, Linda Ferrarese, James Backus, Liang-bih Lin
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Publication number: 20070059621Abstract: The presently disclosed embodiments relate in general to electrophotographic imaging members, such as layered photoreceptor structures, and processes for making and using the same. More particularly, the embodiments pertain to a photoreceptor that incorporates a material with a high dielectric constant that improves background and print image quality.Type: ApplicationFiled: September 9, 2005Publication date: March 15, 2007Applicant: Xerox CorporationInventors: Jin Wu, Liang-bih Lin, Linda Ferrarese, John Wilbert, James Backus
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Publication number: 20070048640Abstract: The presently disclosed embodiments relate in general to electrophotographic imaging members, such as layered photoreceptor structures, and processes for making and using the same. More particularly, the embodiments pertain to a photoreceptor that incorporates a rhodamine compound that improves image quality.Type: ApplicationFiled: September 1, 2005Publication date: March 1, 2007Applicant: Xerox CorporationInventors: Jin Wu, Daniel Levy, Liang-bih Lin, Linda Ferrarese
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Publication number: 20070048638Abstract: A composition that finds particular utility in forming a charge generating layer of an imaging member includes at least one charge generating material, at least one polymer binder and at least one oxidized polyolefin polymer or copolymer. The oxidized polyolefin is able to impart a thixotropic rheology to the composition, and also is able to act as an anti-settling and anti-sagging agent in the composition.Type: ApplicationFiled: August 30, 2005Publication date: March 1, 2007Applicant: XEROX CORPORATIONInventors: Jin Wu, John Wilbert, Linda Ferrarese, Liang-bih Lin
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Publication number: 20070026328Abstract: An imaging member containing a substrate, and an outer layer containing a phosphorous-containing lubricant, and an image forming apparatus for forming images on a recording medium including the imaging member above, a development component to apply a developer material to said charge-retentive surface to develop said electrostatic latent image to form a developed image on said charge-retentive surface; a transfer component for transferring said developed image from said charge-retentive surface to another member or a copy substrate; and a fusing member to fuse said developed image to said copy substrate.Type: ApplicationFiled: July 28, 2005Publication date: February 1, 2007Inventors: Jin Wu, Robert Altavela, John Wilbert, Linda Ferrarese, Liang-Bih Lin
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Publication number: 20070026330Abstract: An imaging member containing a substrate, and an outer layer containing solid and liquid lubricants, and an image forming apparatus for forming images on a recording medium including the imaging member above, a development component to apply a developer material to said charge-retentive surface to develop said electrostatic latent image to form a developed image on said charge-retentive surface; a transfer component for transferring said developed image from said charge-retentive surface to another member or a copy substrate; and a fusing member to fuse said developed image to said copy substrate.Type: ApplicationFiled: July 28, 2005Publication date: February 1, 2007Inventors: Jin Wu, Geoffrey Foley, Jodie Watson, Liang-Bih Lin, Edward Savage, Robert Altavela, Linda Ferrarese, Marc Livecchi
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Publication number: 20070026236Abstract: An imaging member containing a substrate, and a layer containing a polytetrafluoroethylene and a polyol ester, and an image forming apparatus for forming images on a recording medium including the imaging member above, a development component to apply a developer material to said charge-retentive surface to develop said electrostatic latent image to form a developed image on said charge-retentive surface; a transfer component for transferring said developed image from said charge-retentive surface to another member or a copy substrate; and a fusing member to fuse said developed image to said copy substrate.Type: ApplicationFiled: July 28, 2005Publication date: February 1, 2007Inventors: Jin Wu, Geoffrey Foley, Jodie Watson, Liang-Bih Lin, Edward Savage, Robert Altavela, Linda Ferrarese, Marc Livecchi
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Publication number: 20070026329Abstract: An imaging member containing a substrate, and an outer layer containing a thiophosphate, and an image forming apparatus for forming images on a recording medium including the imaging member above, a development component to apply a developer material to said charge-retentive surface to develop said electrostatic latent image to form a developed image on said charge-retentive surface; a transfer component for transferring said developed image from said charge-retentive surface to another member or a copy substrate; and a fusing member to fuse said developed image to said copy substrate.Type: ApplicationFiled: July 28, 2005Publication date: February 1, 2007Inventors: Jin Wu, Linda Ferrarese, Robert Altavela, Liang-Bih Lin
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Publication number: 20060286470Abstract: A photoconductive imaging member is provided comprising a substrate, an optional hole blocking layer, a charge generation layer, and a charge transport layer. The charge generation layer includes a charge generating material and a binder, wherein the binder comprises an electron transport material chemically attached to a polymeric binder material.Type: ApplicationFiled: June 16, 2005Publication date: December 21, 2006Inventors: Jin Wu, Yuhua Tong, Linda Ferrarese, John Wilbert, Edward Savage, Liang-Bih Lin
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Publication number: 20060257769Abstract: A photoconductive imaging member containing a photogenerating layer, and a charge transport layer containing a binder and a suitable polyimide, and more specifically, an amorphous polyimide.Type: ApplicationFiled: May 11, 2005Publication date: November 16, 2006Inventors: Jin Wu, Robert Altavela, Linda Ferrarese, Liang-Bih Lin