Patents by Inventor Marc J. Livecchi

Marc J. Livecchi 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).

  • Melamine polymer hole blocking layer photoconductors
    Patent number: 8227154
    Abstract: A photoconductor that includes, for example, a substrate, an optional ground plane layer, an undercoat layer thereover wherein the undercoat layer contains an aminosilane and a melamine polymer, a photogenerating layer, and at least one charge transport layer.
    Type: Grant
    Filed: July 29, 2009
    Date of Patent: July 24, 2012
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Sherri A Toates, J. Robinson Cowdery-Corvan, Mark Muscato, Richard A Williams, Marc J Livecchi, Linda L Ferrarese
  • Low Torque Overcoat for Imaging Device
    Publication number: 20120141930
    Abstract: An overcoat containing a copolymer of a first propylene monomer and a second hydrophilic monomer provides superior wear resistance and low torque to a photoreceptor.
    Type: Application
    Filed: December 2, 2010
    Publication date: June 7, 2012
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Lanhui Zhang, Lin Ma, Marc J. Livecchi
  • Core shell photoconductors
    Patent number: 8173342
    Abstract: A photoconductor that includes a photogenerating layer, and a charge transport layer containing a charge transport component, and a core shell component, and wherein the core is comprised of a metal oxide and the shell is comprised of silica.
    Type: Grant
    Filed: June 29, 2009
    Date of Patent: May 8, 2012
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Kenny-Tuan T Dinh, Linda L Ferrarese, Marc J Livecchi, Edward C Savage, Michael E Zak
  • Polyfluorinated core shell photoconductors
    Patent number: 8168357
    Abstract: A photoconductor that includes a photogenerating layer and a charge transport layer containing a charge transport component, a fluorinated polymer, and a core shell component, and wherein the core is comprised of a metal oxide and the shell is comprised of silica.
    Type: Grant
    Filed: June 29, 2009
    Date of Patent: May 1, 2012
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Kenny-Tuan T Dinh, Linda L Ferrarese, Marc J Livecchi, Edward C Savage, Michael E Zak
  • Phosphate containing photoconductors
    Patent number: 8153341
    Abstract: A photoconductor that includes, for example, a supporting substrate, an undercoat layer thereover wherein the undercoat layer contains a metal oxide, a phenolic resin, and a phosphate; a photogenerating layer; and at least one charge transport layer.
    Type: Grant
    Filed: April 28, 2010
    Date of Patent: April 10, 2012
    Assignee: Xerox Corporation
    Inventors: Yuhua Tong, Jin Wu, Nancy L Belknap, Helen R Cherniack, Marc J Livecchi
  • Electrophotographic Imaging Member and Method of Making Same
    Publication number: 20120063818
    Abstract: Disclosed herein is an electrophotographic imaging member comprising a substrate, and a charge generating layer containing a phthalocyanine pigment, a binder, and a solvent. The charge generating layer has a pigment particle separation distance of 28 nm or less after evaporation of the solvent. A coating system, a method of making an electrophotographic imaging member, and a method of printing also are disclosed.
    Type: Application
    Filed: November 22, 2011
    Publication date: March 15, 2012
    Inventors: Cindy C. Chen, Lanhui Zhang, Linda L. Ferrarese, James M. Markovics, Marc J. LiVecchi, Edward C. Savage, James R. Backus
  • POLY(IMIDE-CARBONATE) POLYTETRAFLUOROETHYLENE CONTAINING PHOTOCONDUCTORS
    Publication number: 20120052426
    Abstract: A photoconductor that includes for example, a supporting substrate, an optional ground plane layer, an optional hole blocking layer, an optional adhesive layer, a photogenerating layer, and a charge transport layer, and where the charge transport layer contains a charge transport component, and a mixture of a poly(imide-carbonate) polymer and a fluorinated polymer and optionally a third polymer, like a polycarbonate.
    Type: Application
    Filed: August 26, 2010
    Publication date: March 1, 2012
    Applicant: XEROX CORPORATION
    Inventors: Yu QI, Nan-Xing Hu, Jin Wu, Marc J. Livecchi, Edward C. Savage, Linda L. Ferrarese
  • PENTANEDIOL ESTER CONTAINING PHOTOCONDUCTORS
    Publication number: 20120052428
    Abstract: A photoconductor that includes, for example, a supporting substrate, an undercoat layer thereover that contains a metal oxide, a phenolic resin, and a pentanediol ester; a photogenerating layer; and at least one charge transport layer.
    Type: Application
    Filed: August 26, 2010
    Publication date: March 1, 2012
    Applicant: XEROX CORPORATION
    Inventors: Yuhua Tong, Jin Wu, Nancy L. Belknap, Helen R. Cherniack, Marc J. Livecchi
  • POLYALKYLENE GLYCOL BENZOATE POLYTETRAFLUOROETHYLENE CONTAINING PHOTOCONDUCTORS
    Publication number: 20110294054
    Abstract: A photoconductor that includes a supporting substrate, an optional ground plane layer, an optional hole blocking layer, an optional adhesive layer, a photogenerating layer, and at least one charge transport layer, and where the charge transport layer contains a polyalkylene glycol benzoate and a fluorinated polymer.
    Type: Application
    Filed: May 26, 2010
    Publication date: December 1, 2011
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Kenny-Tuan T. Dinh, Linda L. Ferrarese, Marc J. Livecchi, Edward C. Savage, Michael E. Zak
  • PHOSPHATE CONTAINING PHOTOCONDUCTORS
    Publication number: 20110269062
    Abstract: A photoconductor that includes, for example, a supporting substrate, an undercoat layer thereover wherein the undercoat layer contains a metal oxide, a phenolic resin, and a phosphate; a photogenerating layer; and at least one charge transport layer.
    Type: Application
    Filed: April 28, 2010
    Publication date: November 3, 2011
    Applicant: XEROX CORPORATION
    Inventors: Yuhua Tong, Jin Wu, Nancy L. Belknap, Helen R. Cherniack, Marc J. Livecchi
  • Ester thiols containing photogenerating layer photoconductors
    Patent number: 7951515
    Abstract: A photoconductor that includes, for example, a supporting substrate, a photogenerating layer, and at least one charge transport layer, and where the photogenerating layer contains at least one photogenerating component, and a mixture of an ester thiol and a poly(vinyl halide) copolymer.
    Type: Grant
    Filed: November 24, 2008
    Date of Patent: May 31, 2011
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Marc J Livecchi, Linda L Ferrarese, John J Wilbert
  • Sulfonamide phenolic hole blocking photoconductor
    Patent number: 7947418
    Abstract: A photoconductor that includes, for example, a substrate, an undercoat layer thereover wherein the undercoat layer contains a metal oxide dispersed in a mixture of a sulfonamide formaldehyde resin and a phenolic formaldehyde resin; a photogenerating layer, and at least one charge transport layer.
    Type: Grant
    Filed: December 22, 2009
    Date of Patent: May 24, 2011
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Marc J Livecchi, Robert W Hedrick, Emily K Redman
  • POLYESTER-BASED PHOTORECEPTOR OVERCOAT LAYER
    Publication number: 20110076604
    Abstract: The presently disclosed embodiments are directed generally to an improved electrostatographic imaging member in which the overcoat layer comprises cross-linkable polyester resins. The overcoat layer not only provides wear resistance, but it also provides higher charge transport efficiency and therefore better photoelectrical properties. In addition, the polyesters can cross-link with a variety of resins and thus provide good adhesion as well.
    Type: Application
    Filed: September 28, 2009
    Publication date: March 31, 2011
    Applicant: XEROX CORPORATION
    Inventors: Liang-Bih Lin, Brian P. Gilmartin, Emily K. Redman, Marc J. LiVecchi
  • POSS MELAMINE OVERCOATED PHOTOCONDUCTORS
    Publication number: 20110053066
    Abstract: A photoconductor containing an optional supporting substrate, a photogenerating layer, a charge transport layer or layers, and an overcoating layer containing a crosslinked mixture of a POSS component, a melamine polymer, and a charge transport like a hole transport compound.
    Type: Application
    Filed: August 31, 2009
    Publication date: March 3, 2011
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Kenny-Tuan T. Dinh, Jennifer A. Coggan, Marc J. Livecchi, Edward C. Savage, Michael E. Zak
  • Phosphine oxide containing photoconductors
    Patent number: 7897310
    Abstract: A photoconductor that includes, for example, a supporting substrate, a photogenerating layer, and at least one charge transport layer comprised of at least one charge transport component, and wherein the at least one charge transport layer contains at least one phosphine oxide.
    Type: Grant
    Filed: December 20, 2007
    Date of Patent: March 1, 2011
    Assignee: XEROX Corporation
    Inventors: Jin Wu, Linda L Ferrarese, Marc J Livecchi, John J Wilbert
  • Poss melamine overcoated photoconductors
    Patent number: 7897314
    Abstract: A photoconductor containing an optional supporting substrate, a photogenerating layer, a charge transport layer or layers, and an overcoating layer containing a crosslinked mixture of a POSS component, a melamine polymer, and a charge transport like a hole transport compound.
    Type: Grant
    Filed: August 31, 2009
    Date of Patent: March 1, 2011
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Kenny-Tuan T Dinh, Jennifer A Coggan, Marc J Livecchi, Edward C Savage, Michael E Zak
  • MELAMINE POLYMER HOLE BLOCKING LAYER PHOTOCONDUCTORS
    Publication number: 20110027706
    Abstract: A photoconductor that includes, for example, a substrate, an optional ground plane layer, an undercoat layer thereover wherein the undercoat layer contains an aminosilane and a melamine polymer, a photogenerating layer, and at least one charge transport layer.
    Type: Application
    Filed: July 29, 2009
    Publication date: February 3, 2011
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Sherri A. Toates, J. Robinson Cowdery-Corvan, Mark Muscato, Richard A. Williams, Marc J. Livecchi, Linda L. Ferrarese
  • EPOXYSILANE HOLE BLOCKING LAYER PHOTOCONDUCTORS
    Publication number: 20110027705
    Abstract: A photoconductor that includes, for example, a substrate, an optional ground plane layer, an undercoat layer thereover, wherein the undercoat layer contains an aminosilane and an epoxysilane, a photogenerating layer, and at least one charge transport layer.
    Type: Application
    Filed: July 29, 2009
    Publication date: February 3, 2011
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Sherri A Toates, J. Robinson Cowdery-Corvan, Mark Muscato, Richard A Williams, Marc J Livecchi, Linda L Ferrarese
  • Nitrogen heterocyclics in photoconductor charge transport layer
    Patent number: 7867675
    Abstract: A photoconductor that includes, for example, a supporting substrate, a photogenerating layer, and at least one charge transport layer comprised of at least one charge transport component, and a nitrogen heterocyclic component such as a triazine.
    Type: Grant
    Filed: December 20, 2007
    Date of Patent: January 11, 2011
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Linda L Ferrarese, Marc J Livecchi, Edward C Savage
  • POLYFLUORINATED CORE SHELL PHOTOCONDUCTORS
    Publication number: 20100330476
    Abstract: A photoconductor that includes a photogenerating layer and a charge transport layer containing a charge transport component, a fluorinated polymer, and a core shell component, and wherein the core is comprised of a metal oxide and the shell is comprised of silica.
    Type: Application
    Filed: June 29, 2009
    Publication date: December 30, 2010
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Kenny-Tuan T. Dinh, Linda L. Ferrarese, Marc J. Livecchi, Edward C. Savage, Michael E. Zak