Patents by Inventor Yiliang Wu

Yiliang Wu 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).

  • Preparation of polyester latex emulsification by direct steam injection
    Patent number: 8932792
    Abstract: A method for preparing latex emulsion compositions uses a steam-driven emulsification process, and a method for preparing a toner using the latex emulsion compositions. The method includes contacting a resin with an organic solvent and optionally a neutralization agent; and applying steam or heated water vapor to contact the resin to prepare a latex emulsion. An apparatus can perform the method.
    Type: Grant
    Filed: November 27, 2012
    Date of Patent: January 13, 2015
    Assignee: Xerox Corporation
    Inventors: Yu Liu, Yulin Wang, Ke Zhou, Frank Ping-Hay Lee, Yiliang Wu, Shigang S. Qiu
  • Solventless radiation curable stretchable ink composition
    Patent number: 8933148
    Abstract: A solventless radiation curable stretchable ink composition including an aliphatic urethane monomer or oligomer; an acrylic ester monomer; a photoinitiator; and an optional colorant. A patterned article including a deformable substrate; an image printed on the deformable substrate, the image being formed from a radiation curable stretchable ink composition comprising an aliphatic urethane monomer or oligomer; an acrylic ester monomer; a photoinitiator; and an optional colorant.
    Type: Grant
    Filed: August 1, 2013
    Date of Patent: January 13, 2015
    Assignee: Xerox Corporation
    Inventors: Cameron Derry, Yiliang Wu, Naveen Chopra, Peter G. Odell
  • CONDUCTIVE METAL INKS WITH POLYVINYLBUTYRAL BINDER
    Publication number: 20140374672
    Abstract: A conductive ink includes a conductive material, a thermoplastic polyvinylbutyral terpolymer binder and a glycol ether solvent. The conductive material may be a conductive material is a conductive particulate having an average size of from about 0.5 to about 10 microns and as aspect ratio of at least about 3 to 1, such as a silver flake.
    Type: Application
    Filed: June 24, 2013
    Publication date: December 25, 2014
    Inventors: Naveen CHOPRA, Gabriel IFTIME, James D. MAYO, Michael D'AMATO, Sandra J. Gardner, Cuong VONG, Ping LIU, Yiliang WU
  • CUSTOMIZABLE PRINT LABELS
    Publication number: 20140375046
    Abstract: A customizable print label used for various identification purposes and methods for making the same. In particular, the disclosed labels are printed with inks to provide specific images or markings, such as for example, letters and/or numbers, which can be removed or otherwise altered to customize the label to a user's preference.
    Type: Application
    Filed: June 19, 2013
    Publication date: December 25, 2014
    Applicant: XEROX CORPORATION
    Inventors: YULIN WANG, Ke Zhou, Yiliang Wu
  • METHOD OF IMPROVING SHEET RESISTIVITY OF PRINTED CONDUCTIVE INKS
    Publication number: 20140377454
    Abstract: A method of forming a printed pattern on a substrate includes printing a pattern onto the substrate with a conductive ink including a conductive material, a thermoplastic binder and a solvent, curing the printed pattern, and fusing the printed pattern by feeding the printed pattern through a fusing system operated at a temperature of about 20° C. to about 130° C. above the glass transition temperature of the thermoplastic binder and at least 120° C. at a minimum, a pressure of from about 50 psi to about 1500 psi, and a feed rate through the fusing system of about 1 m/min to about 100 m/min. The method may be done continuously. The method improves the sheet resistivity of the printed ink.
    Type: Application
    Filed: June 24, 2013
    Publication date: December 25, 2014
    Inventors: Gabriel IFTIME, Yiliang WU, Naveen CHOPRA, Cuong VONG, Michael D'AMATO, Sandra J. GARDNER, Kurt I. HALFYARD, Adrien P. CÔTÉ
  • METHOD OF FORMING METAL NANOPARTICLE DISPERSION AND DISPERSION FORMED THEREBY
    Publication number: 20140377457
    Abstract: A metal nanoparticle dispersion is made by mixing ingredients. The ingredients comprise a solvent; a plurality of metal nanoparticles, the metal nanoparticles comprising an oxide formed thereon; and a reducing agent. The reducing agent is included in an amount sufficient to react with the oxide to significantly increase a conductivity of a metal film that is formable from the nanoparticle dispersion using a deposition and heating process compared with the conductivity of a metal film formable from the same nanoparticle composition without the reducing agent using the same deposition and heating process. Methods for making the metal nanoparticle dispersion, as well as for making a film from the dispersion, are also disclosed.
    Type: Application
    Filed: June 24, 2013
    Publication date: December 25, 2014
    Inventors: Ping Liu, Yiliang Wu, Anthony James Wigglesworth
  • CONDUCTIVE METAL INKS WITH POLYVINYLBUTYRAL AND POLYVINYLPYRROLIDONE BINDER
    Publication number: 20140374671
    Abstract: A conductive ink includes a conductive material, a thermoplastic binder including a polyvinylbutyral terpolymer and a polyvinylpyrrolidone, and a solvent. The conductive material may be a conductive material is a conductive particulate having an average size of from about 0.5 to about 10 microns and as aspect ratio of at least about 3 to 1, such as a silver flake.
    Type: Application
    Filed: June 24, 2013
    Publication date: December 25, 2014
    Inventors: Naveen CHOPRA, James D. MAYO, Gabriel IFTIME, Yiliang WU
  • PRINTING APPARATUS USING ELECTROHYDRODYNAMICS
    Publication number: 20140354715
    Abstract: An imaging apparatus includes an imaging member having a surface, a development component that is not in physical contact with the imaging member, and a power source for generating an electric field between the imaging member surface and the development component. An ink is electrohydrodynamically transferred from the development component to the imaging member surface when the electric field is generated.
    Type: Application
    Filed: May 29, 2013
    Publication date: December 4, 2014
    Inventors: Yu Liu, Yiliang Wu, Johann Junginger, Ping Liu
  • CONDUCTIVE PASTES CONTAINING SILVER CARBOXYLATES
    Publication number: 20140342083
    Abstract: A paste composition includes a branched metal carboxylate, a solvent in which the branched metal carboxylate is soluble and a gelling agent, wherein the gelling agent is a linear metal carboxylate. The paste solvent may be an aromatic hydrocarbon solvent. The paste compositing may be free of polymeric binder. The paste may be used in forming conductive features on a substrate, including by screen printing or offset printing.
    Type: Application
    Filed: May 15, 2013
    Publication date: November 20, 2014
    Applicant: XEROX CORPORATION
    Inventors: Yiliang WU, Ping LIU
  • METHOD OF MAKING SILVER CARBOXYLATES FOR CONDUCTIVE INK
    Publication number: 20140342084
    Abstract: A method of making silver carboxylate includes forming a mixture of at least one carboxylic acid and at least one aromatic hydrocarbon solvent, and at room temperature, introducing silver oxide into the mixture to form the silver carboxylate in the aromatic hydrocarbon solvent. The mixture may be free of alkali bases and mineral acids, with no additional materials being introduced into the mixture when introducing the silver oxide.
    Type: Application
    Filed: May 15, 2013
    Publication date: November 20, 2014
    Applicant: XEROX CORPORATION
    Inventors: Yiliang WU, Ping LIU
  • Semiconductor composition including a semiconducting polymer
    Patent number: 8890123
    Abstract: A thin film transistor has a semiconducting layer comprising a polythiophene and carbon nanotubes. The semiconducting layer exhibits high mobility and high current on/off ratio.
    Type: Grant
    Filed: January 21, 2011
    Date of Patent: November 18, 2014
    Assignee: Samsung Electronics Co. Ltd.
    Inventor: Yiliang Wu
  • CONDUCTIVE INK COMPOSITIONS AND METHODS FOR PREPARATION OF STABILIZED METAL-CONTAINING NANOPARTICLES
    Publication number: 20140312284
    Abstract: Processes for preparing stabilized metal-containing nanoparticles comprising silver and/or a silver alloy composite by reacting a silver compound with a reducing agent comprising a hydrazine compound at a temperature between about 20° C. and about 60° C. The reaction being carried out by incrementally adding the silver compound or a mixture of the silver compound and a stabilizer to a solution comprising the reducing agent, a stabilizer, and a solvent. Conductive ink compositions containing stabilized metal-containing nanoparticles prepared by such processes.
    Type: Application
    Filed: April 19, 2013
    Publication date: October 23, 2014
    Applicant: XEROX CORPORATION
    Inventors: Ping Liu, Mahya Mokhtari, Tila Tahmoures-Zadeh, Roger Gaynor, Yiliang Wu, Nan-Xing Hu
  • Pechmann dye based polymers and semiconductor compositions
    Patent number: 8865861
    Abstract: A Pechmann dye based polymer of formula 1, below, is provided.
    Type: Grant
    Filed: December 27, 2012
    Date of Patent: October 21, 2014
    Assignee: Xerox Corporation
    Inventors: Anthony J. Wigglesworth, Yiliang Wu, Ping Liu
  • Method of forming dielectric layer with a dielectric composition
    Patent number: 8821962
    Abstract: An electronic device, such as a thin-film transistor, includes a substrate and a dielectric layer formed from a dielectric composition. The dielectric composition comprises a dielectric material and a low surface tension additive. The low surface tension additive allows for the formation of a thin, smooth dielectric layer with fewer pinholes and enhanced device yield. In particular embodiments, the dielectric material comprises a lower-k dielectric material and a higher-k dielectric material. When deposited, the lower-k dielectric material and the higher-k dielectric material form separate phases.
    Type: Grant
    Filed: December 1, 2010
    Date of Patent: September 2, 2014
    Assignee: Xerox Corporation
    Inventors: Yiliang Wu, Yulin Wang, Ping Liu, Nan-Xing Hu, Anthony James Wigglesworth
  • Process for forming conductive features
    Patent number: 8808789
    Abstract: Methods and compositions for preparing highly conductive electronic features are disclosed. When organoamine-stabilized silver nanoparticles are exposed to an alkaline composition, the resulting electronic feature is highly conductive. Such methods are particularly advantageous when applied to aged silver nanoparticle compositions.
    Type: Grant
    Filed: November 13, 2009
    Date of Patent: August 19, 2014
    Assignee: Xerox Corporation
    Inventors: Ping Liu, Yiliang Wu, Nan-Xing Hu, Anthony Wigglesworth
  • Extended isoindigo polymers and semiconductor compositions
    Patent number: 8809484
    Abstract: An extended isoindigo polymer of Formula (I), below, is provided.
    Type: Grant
    Filed: December 27, 2012
    Date of Patent: August 19, 2014
    Assignee: Xerox Corporation
    Inventors: Anthony J. Wigglesworth, Yiliang Wu
  • SOLDER MASK INK COMPRISING AMIDE GELLANT
    Publication number: 20140224531
    Abstract: Inkjet printer-compatible solder mask inks include amide gellants to provide improved print resolution. A solder mask ink includes an amide gellant and a plurality of acrylate monomers, oligomers, or combinations thereof.
    Type: Application
    Filed: February 12, 2013
    Publication date: August 14, 2014
    Applicant: XEROX CORPORATION
    Inventors: Naveen Chopra, Yiliang WU
  • Solventless Radiation Curable Stretchable Ink Composition
    Publication number: 20140220321
    Abstract: A solventless radiation curable stretchable ink composition including an aliphatic urethane monomer or oligomer; an acrylic ester monomer; a photoinitiator; and an optional colorant. A patterned article including a deformable substrate; an image printed on the deformable substrate, the image being formed from a radiation curable stretchable ink composition comprising an aliphatic urethane monomer or oligomer; an acrylic ester monomer; a photoinitiator; and an optional colorant.
    Type: Application
    Filed: August 1, 2013
    Publication date: August 7, 2014
    Applicant: Xerox Corporation
    Inventors: Cameron Derry, Yiliang Wu, Naveen Chopra, Peter G. Odell
  • STRETCHABLE INK COMPOSITION
    Publication number: 20140220314
    Abstract: An ink composition suitable for ink jet printing, including printing on deformable substrates. In embodiments, the stretchable ink composition is based on an aqueous ink formulation that provides a more cost-efficient ink over formulations and provides robust images, even when printed on deformable substrates. These ink compositions can be used for ink jet printing.
    Type: Application
    Filed: August 1, 2013
    Publication date: August 7, 2014
    Applicant: XEROX CORPORATION
    Inventors: YILIANG WU, Cameron Derry
  • SOLVENTLESS STRETCHABLE INK COMPOSITION
    Publication number: 20140220312
    Abstract: An ink composition suitable for ink jet printing, including printing on deformable substrates. In embodiments, the stretchable ink composition is based on a solventless monomer-based ink formulation comprising a mixture of acrylic ester oligomer and monomers of acrylic ester and aromatic acrylate.
    Type: Application
    Filed: November 12, 2013
    Publication date: August 7, 2014
    Applicant: XEROX CORPORATION
    Inventors: YILIANG WU, Cameron Derry, Ping Liu