Patents by Inventor Lanhui Zhang

Lanhui Zhang 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).

  • PHOTOCONDUCTOR OVERCOAT LAYER
    Publication number: 20120189949
    Abstract: A photoconductor containing a photogenerating layer, and at least one charge transport layer, and an overcoat layer in contact with, and contiguous to the charge transport layer. The overcoat layer is comprised polyethylene-block-polyethylene glycol copolymer and a charge transport component.
    Type: Application
    Filed: January 24, 2011
    Publication date: July 26, 2012
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Kenny-tuan T. Dinh, Lanhui Zhang, Marc J. Livecchi, Edward C. Savage, Lin Ma, David M. Skinner, Linda L. Ferrarese
  • Coating composition and surface layer
    Patent number: 8221891
    Abstract: The present teachings provide a composition that includes a functionalized polyfluoropolyether and functionalized polybutadiene in a weight ratio of functionalized polyfluoropolyether/functionalized polybutadiene of from about 20/80 to about 80/20 in a solvent. The composition can be used to form a surface layer having a water contact angle of greater than about 90° and a hexanedecane contact angle greater than about 45°.
    Type: Grant
    Filed: August 13, 2010
    Date of Patent: July 17, 2012
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Lanhui Zhang, Lin Ma
  • 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
  • HYDROPHOBIC AND OLEOPHOBIC FUSER MEMBER
    Publication number: 20120121916
    Abstract: The present teachings provide a fuser member. The fuser member includes a substrate layer and a surface layer. The surface layer includes functionalized polyfluoropolyether and functionalized polybutadiene in a weight ratio of from about 20/80 to about 80/20. A method of manufacturing the fuser member is also disclosed.
    Type: Application
    Filed: November 17, 2010
    Publication date: May 17, 2012
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Lanhui Zhang, Lin Ma
  • INTERMEDIATE TRANSFER MEMBER
    Publication number: 20120070657
    Abstract: There is described an intermediate transfer member including a substrate layer comprising a polyimide and a surface layer. The surface layer includes a functionalized polyfluoropolyether and functionalized polybutadiene in a weight ratio of functionalized polyfluoropolyether/functionalized polybutadiene of from about 20/80 to about 80/20 and conductive particles. The method of manufacturing the intermediate transfer member is also described.
    Type: Application
    Filed: September 21, 2010
    Publication date: March 22, 2012
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Jonathan H. Herko, Lanhui Zhang, Lin Ma
  • 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
  • POLYESTER POLYOL ACRYLATE CONTAINING INTERMEDIATE TRANSFER MEMBERS
    Publication number: 20120049124
    Abstract: A UV curable intermediate transfer media, such as a belt, that includes for example, a first supporting substrate, such as a polyimide substrate layer, and a second surface layer of a mixture of a dendritic, crosslinked, or branched polyester polyol acrylate, an acrylate, an optional vinyl monomer, and a photoinitiator component.
    Type: Application
    Filed: August 30, 2010
    Publication date: March 1, 2012
    Applicant: XEROX CORPORATION
    Inventors: Jin WU, Jonathan H. Herko, Lanhui Zhang, Lin Ma
  • COATING COMPOSITION AND SURFACE LAYER
    Publication number: 20120041139
    Abstract: The present teachings provide a composition that includes a functionalized polyfluoropolyether and functionalized polybutadiene in a weight ratio of functionalized polyfluoropolyether/functionalized polybutadiene of from about 20/80 to about 80/20 in a solvent. The composition can be used to form a surface layer having a water contact angle of greater than about 90° and a hexanedecane contact angle greater than about 45°.
    Type: Application
    Filed: August 13, 2010
    Publication date: February 16, 2012
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Lanhui Zhang, Lin Ma
  • Fluorinated nano diamond anticurl backside coating (ACBC) photoconductors
    Patent number: 8110327
    Abstract: A photoconductor that includes a first layer, a supporting substrate thereover, a photogenerating layer, and at least one charge transport layer of at least one charge transport component, and wherein the first layer is in contact with the supporting substrate on the reverse side thereof, and which first layer includes a fluorinated nano diamond component.
    Type: Grant
    Filed: June 29, 2009
    Date of Patent: February 7, 2012
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Edward F. Grabowski, Lanhui Zhang, Lin Ma
  • Nano diamond anticurl backside coating (ACBC) photoconductors
    Patent number: 8057973
    Abstract: A photoconductor that includes a first layer, a supporting substrate thereover, a photogenerating layer, and at least one charge transport layer of at least one charge transport component, and wherein the first layer is in contact with the supporting substrate on the reverse side thereof, and which first layer is comprised of a nano diamond component.
    Type: Grant
    Filed: January 27, 2009
    Date of Patent: November 15, 2011
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Edward F Grabowski, Lin Ma, Lanhui Zhang
  • Undercoat layers and methods for making the same
    Patent number: 8043774
    Abstract: The presently disclosed embodiments are directed to layers that are useful in imaging apparatus members and components, for use in electrostatographic, including digital, apparatuses. More particularly, the present embodiments provide a robust undercoat layer comprising TiSi in which the TiO2 to SiO2 ratio falls in a particular ratio range discovered to reduce both plywood print defects as well as abnormal operating parameters and print defects from micro-cracks in the undercoat layer, and methods for making the same.
    Type: Grant
    Filed: November 24, 2008
    Date of Patent: October 25, 2011
    Assignee: Xerox Corporation
    Inventors: Lanhui Zhang, Richardson H. Kilis, Ma Lin, Mark S. Thomas, Kent J. Evans, Adilson P. Ramos
  • INTERMEDIATE TRANSFER MEMBER AND METHOD OF MANUFACTURE
    Publication number: 20110250444
    Abstract: The present teachings provide an intermediate transfer member which includes a substrate layer and a surface layer disposed on the substrate layer. The surface layer includes a polyimide polymer having the formula: wherein R is alkyl or aryl and the like and mixtures thereof; and n and m are the mole percent of the repeating unit.
    Type: Application
    Filed: April 13, 2010
    Publication date: October 13, 2011
    Applicant: Xerox Corporation
    Inventors: Dante M. Pietrantoni, Jin Wu, Jonathan H. Herko, Lanhui Zhang, Lin Ma, Francisco J. Lopez, Kyle B. Tallman
  • Intermediate transfer member and method of manufacture
    Patent number: 8025967
    Abstract: The present teachings provide an intermediate transfer member which includes a substrate layer and a surface layer disposed on the substrate layer. The surface layer includes a polyimide polymer having the formula: wherein R is alkyl or aryl and the like and mixtures thereof; and n and m are the mole percent of the repeating unit.
    Type: Grant
    Filed: April 13, 2010
    Date of Patent: September 27, 2011
    Assignee: Xerox Corporation
    Inventors: Dante M. Pietrantoni, Jin Wu, Jonathan H. Herko, Lanhui Zhang, Lin Ma, Francisco J. Lopez, Kyle B. Tallman
  • INTERMEDIATE TRANSFER MEMBER
    Publication number: 20110223436
    Abstract: There is provided herein an intermediate transfer member. This intermediate transfer member includes a substrate layer. A surface layer is disposed on the substrate layer is disposed on the substrate layer and includes conductive particles having thereon a shell comprising a polyhedral oligomeric silsequioxane dispersed in a polymer. A method of manufacturing and intermediate transfer member is also disclosed.
    Type: Application
    Filed: March 10, 2010
    Publication date: September 15, 2011
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Lanhui Zhang, Lin Ma, Ryan J. Ehmann
  • INTERMEDIATE TRANSFER MEMBER
    Publication number: 20110223404
    Abstract: There is provided herein an intermediate transfer member. The intermediate transfer member includes conductive particles having thereon a shell comprising polyhedral oligomeric silsequioxane dispersed in a polymer. A method of manufacturing and intermediate transfer member is also disclosed.
    Type: Application
    Filed: March 10, 2010
    Publication date: September 15, 2011
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Lanhui Zhang, Lin Ma, Ryan J. Ehmann
  • Backing layer containing photoconductor
    Patent number: 8012656
    Abstract: A photoconductor that includes, for example, a backing layer, a supporting substrate, a photogenerating layer, and a charge transport layer, and wherein the outermost layer of the backing layer is comprised of an acrylic resin and a crosslinkable fluoro additive.
    Type: Grant
    Filed: May 30, 2008
    Date of Patent: September 6, 2011
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Lanhui Zhang, Lin Ma
  • Intermediate transfer member and method of manufacture
    Patent number: 7993735
    Abstract: The present teachings provide an intermediate transfer member. The intermediate transfer member includes a polyimide polymer having the formula: wherein R is alkyl or aryl and the like and mixtures thereof; and n and m are the mole percent of the repeating unit.
    Type: Grant
    Filed: April 13, 2010
    Date of Patent: August 9, 2011
    Assignee: Xerox Corporation
    Inventors: Dante M. Pietrantoni, Jin Wu, Jonathan H. Herko, Lanhui Zhang, Lin Ma, Francisco J. Lopez, Kyle B. Tallman
  • FLUOROELASTOMER CONTAINING INTERMEDIATE TRANSFER MEMBERS
    Publication number: 20110027709
    Abstract: An intermediate transfer member that includes a core shell component wherein the core is, for example, comprised of a metal oxide, and the shell is comprised of a silica, which shell contains or includes a hydrophobic agent, and where the core shell is dispersed in or mixed with a fluoroelastomer.
    Type: Application
    Filed: July 29, 2009
    Publication date: February 3, 2011
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Lanhui Zhang, Lin Ma, Jonathan H. Herko
  • POLYHEDRAL SILSESQUIOXANE MODIFIED POLYIMIDE CONTAINING INTERMEDIATE TRANSFER MEMBERS
    Publication number: 20110027598
    Abstract: An intermediate transfer media that includes a single layer of a polyhedral silsesquioxane polyimide, and where the silsesquioxane is attached to the polyimide or a multi layer transfer media that includes a supporting substrate, such as a polyimide, and thereover a polyhedral silsesquioxane modified polyimide, and where the silsesquioxane is attached to the polyimide.
    Type: Application
    Filed: July 29, 2009
    Publication date: February 3, 2011
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Brian P. Gilmartin, Lanhui Zhang, Lin Ma
  • FLUORINATED NANO DIAMOND ANTICURL BACKSIDE COATING (ACBC) PHOTOCONDUCTORS
    Publication number: 20100330479
    Abstract: A photoconductor that includes a first layer, a supporting substrate thereover, a photogenerating layer, and at least one charge transport layer of at least one charge transport component, and wherein the first layer is in contact with the supporting substrate on the reverse side thereof, and which first layer includes a fluorinated nano diamond component.
    Type: Application
    Filed: June 29, 2009
    Publication date: December 30, 2010
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Edward F. Grabowski, Lanhui Zhang, Lin Ma