Patents by Inventor Chaofeng Zou

Chaofeng Zou 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).

  • Stabilization agents for silver nanowire based transparent conductive films
    Patent number: 9343195
    Abstract: Certain pyridine-ketone compounds have been found to provide anticorrosion properties when incorporated into silver nanowire containing films. Such compounds may be incorporated into one or more silver nanowire containing layers or in one or more layers disposed adjacent to the silver nanowire containing layers.
    Type: Grant
    Filed: February 6, 2014
    Date of Patent: May 17, 2016
    Assignee: Carestream Health, Inc.
    Inventors: James B. Philip, Jr., Chaofeng Zou
  • TRANSPARENT CONDUCTIVE FILMS AND COMPOSITIONS
    Publication number: 20150364228
    Abstract: A conductive article comprising conductive structures dispersed within at least one binder, where the at least one binder comprises vinyl butyral repeat units and vinyl alcohol repeat units. Such conductive structures may, in some embodiments, comprise metal conductive structures, such as, for example, metal nanostructures. Silver nanowires are exemplary metal nanostructures.
    Type: Application
    Filed: May 13, 2015
    Publication date: December 17, 2015
    Inventors: Chaofeng Zou, Haiyun Lu, Erin R. Joiner
  • NITROGEN-CONTAINING COMPOUNDS AS ADDITIVES FOR TRANSPARENT CONDUCTIVE FILMS
    Publication number: 20150287494
    Abstract: A transparent conductive article comprising a transparent support and at least one first layer disposed on the transparent support, the at least one first layer comprising a network of silver nanowires dispersed within at least one polymer binder, where the transparent conductive article comprises one or more additives, the one or more additives comprising at least one amine compound.
    Type: Application
    Filed: February 19, 2015
    Publication date: October 8, 2015
    Inventors: James B. Philip, JR., Doreen C. Lynch, Chaofeng Zou, William D. Ramsden, Haiyun Lu
  • WET ETCHING PATTERNING COMPOSITIONS AND METHODS
    Publication number: 20150069011
    Abstract: A method comprising etching a film comprising electrically conductive structures according to a pattern using an aqueous etching solution to provide an etched region having a first conductivity and an unetched region having a second conductivity, the second conductivity being greater than the first conductivity, wherein the aqueous etching solution either comprises 25 to 65% by weight of phosphoric acid and 1 to 18% by weight of nitric acid, or the aqueous etching solution comprises 65 to 75% by weight of nitric acid.
    Type: Application
    Filed: August 7, 2014
    Publication date: March 12, 2015
    Inventors: Liping Guo, Erin R. Bell, Chaofeng Zou, Lawrence S. Dahedl
  • Stabilization agents for silver nanowire based transparent conductive films
    Patent number: 8957318
    Abstract: Zinc salts have been found to provide anticorrosion properties when incorporated into silver nanowire containing films. Such salts may be incorporated into one of more silver nanowire containing layers or in one or more layers disposed adjacent to the silver nanowire containing layers.
    Type: Grant
    Filed: February 18, 2014
    Date of Patent: February 17, 2015
    Assignee: Carestream Health, Inc.
    Inventors: Chaofeng Zou, James B. Philip, Jr., Brian C. Willett
  • Stabilization agents for silver nanowire based transparent conductive films
    Patent number: 8957315
    Abstract: Boric acid has been found to provide anticorrosion properties when incorporated into silver nanowire containing films. Such compounds may be incorporated into one or more silver nanowire containing layers or in one or more layers disposed adjacent to the silver nanowire containing layers.
    Type: Grant
    Filed: February 18, 2014
    Date of Patent: February 17, 2015
    Assignee: Carestream Health, Inc.
    Inventors: James B. Philip, Jr., Chaofeng Zou
  • STABILIZATION AGENTS FOR SILVER NANOWIRE BASED TRANSPARENT CONDUCTIVE FILMS
    Publication number: 20140262454
    Abstract: Zinc salts have been found to provide anticorrosion properties when incorporated into silver nanowire containing films. Such salts may be incorporated into one of more silver nanowire containing layers or in one or more layers disposed adjacent to the silver nanowire containing layers.
    Type: Application
    Filed: February 18, 2014
    Publication date: September 18, 2014
    Inventors: Chaofeng Zou, James B. Philip, JR., Brian C. Willett
  • STABILIZATION AGENTS FOR SILVER NANOWIRE BASED TRANSPARENT CONDUCTIVE FILMS
    Publication number: 20140251655
    Abstract: Boric acid has been found to provide anticorrosion properties when incorporated into silver nanowire containing films. Such compounds may be incorporated into one or more silver nanowire containing layers or in one or more layers disposed adjacent to the silver nanowire containing layers.
    Type: Application
    Filed: February 18, 2014
    Publication date: September 11, 2014
    Inventors: James B. Philip, JR., Chaofeng Zou
  • STABILIZATION AGENTS FOR SILVER NANOWIRE BASED TRANSPARENT CONDUCTIVE FILMS
    Publication number: 20140255707
    Abstract: Certain compounds comprising at least one carboxyl group have been found to provide anti-corrosion properties when incorporated into silver nanowire containing films. Such compounds may be incorporated into one or more silver nanowire containing layers or in one or more layers disposed adjacent to the silver nanowire containing layers.
    Type: Application
    Filed: February 3, 2014
    Publication date: September 11, 2014
    Applicant: Carestream Health, Inc.
    Inventors: James B. Philip, JR., Chaofeng Zou
  • STABILIZATION AGENTS FOR SILVER NANOWIRE BASED TRANSPARENT CONDUCTIVE FILMS
    Publication number: 20140255708
    Abstract: Certain pyridine-ketone compounds have been found to provide anticorrosion properties when incorporated into silver nanowire containing films. Such compounds may be incorporated into one or more silver nanowire containing layers or in one or more layers disposed adjacent to the silver nanowire containing layers.
    Type: Application
    Filed: February 6, 2014
    Publication date: September 11, 2014
    Inventors: James B. Philip, JR., Chaofeng Zou
  • STABILIZATION AGENTS FOR TRANSPARENT CONDUCTIVE FILMS
    Publication number: 20140205845
    Abstract: Certain phenolic compounds have been found to provide anti-corrosion properties when incorporated into silver nanowire containing films. The effectiveness of such compounds may be enhanced by their introduction into a layer disposed adjacent to a silver nanowire containing layer.
    Type: Application
    Filed: December 11, 2013
    Publication date: July 24, 2014
    Inventors: James B. Philip, JR., Chaofeng Zou
  • ANTICORROSION AGENTS FOR TRANSPARENT CONDUCTIVE FILM
    Publication number: 20140199555
    Abstract: Certain tri-halo aromatic compounds have been found to provide anticorrosion properties when incorporated into silver nanowire containing films. The effectiveness of such compounds may be enhanced by their introduction into a layer disposed adjacent to a silver nanowire containing layer.
    Type: Application
    Filed: December 12, 2013
    Publication date: July 17, 2014
    Inventors: James B. Philip, JR., Chaofeng Zou
  • Gravure printing of transparent conductive films containing networks of metal nanoparticles
    Patent number: 8763525
    Abstract: Methods and compositions are disclosed and claimed for gravure printing of transparent conductive films comprising metal nanowires. Such films exhibiting low resistivity and superior coating uniformity may be used in electronic or optical articles.
    Type: Grant
    Filed: November 11, 2011
    Date of Patent: July 1, 2014
    Assignee: Carestream Health, Inc.
    Inventors: Mathew T. Stebbins, Chaofeng Zou, Jennifer C. Dawson, Karissa L. Eckert, Gary E. Labelle
  • ANTICORROSION AGENTS FOR TRANSPARENT CONDUCTIVE FILM
    Publication number: 20140170407
    Abstract: Certain mercapotetrazoles and mercaptotriazoles have been found to provide anti-corrosion properties when incorporated into silver nanowire containing films. The effectiveness of such compounds may be enhanced by their introduction into a layer disposed adjacent to a silver nanowire containing layer.
    Type: Application
    Filed: November 25, 2013
    Publication date: June 19, 2014
    Inventors: Chaofeng Zou, Haiyun Lu, James B. Philip, JR.
  • ANTICORROSION AGENTS FOR TRANSPARENT CONDUCTIVE FILM
    Publication number: 20140170427
    Abstract: Certain organic acids have been found to provide anti-corrosion properties when incorporated into silver nanowire containing films. The effectiveness of such compounds may be enhanced by their introduction into a layer disposed adjacent to a silver nanowire containing layer.
    Type: Application
    Filed: November 22, 2013
    Publication date: June 19, 2014
    Inventors: James B. Philip, JR., Chaofeng Zou
  • Nanowire recovery methods, compositions, and articles
    Patent number: 8696947
    Abstract: Methods of recovering compositions comprising nanowires and the product compositions are disclosed and claimed. The product compositions produced by these methods are able to provide equivalent performance to virgin raw materials in transparent conductive film manufacturing processes.
    Type: Grant
    Filed: November 30, 2011
    Date of Patent: April 15, 2014
    Assignee: Carestream Health, Inc.
    Inventors: Richard R. Ollmann, Chaofeng Zou, Gary E. Labelle, Doreen C. Lynch
  • ANTICORROSION AGENTS FOR TRANSPARENT CONDUCTIVE FILM
    Publication number: 20140072826
    Abstract: 1,2-Diazine compounds have been found to provide anti-corrosion properties when incorporated into silver nanowire containing films. The effectiveness of such compounds may be enhanced by their introduction into a layer disposed adjacent to a silver nanowire containing layer.
    Type: Application
    Filed: August 14, 2013
    Publication date: March 13, 2014
    Inventors: James B. Philip, JR., Chaofeng Zou
  • TRANSPARENT CONDUCTIVE FILMS, ARTICLES, AND METHODS
    Publication number: 20130273357
    Abstract: Transparent conductive films, articles made from them, and methods of making them are disclosed. Some transparent conductive films include flexible glass substrates and conductive layers containing metal nanoparticles. Others include at least one layer with cell walls that contain metal nanorods or conductive nanowires. Still others include a substrate with a coating disposed on it, with the coating including conductive components and photopolymers. Such films are useful in such articles as electronic displays, touch screens, and the like.
    Type: Application
    Filed: June 3, 2013
    Publication date: October 17, 2013
    Inventors: David R. Whitcomb, Chaofeng Zou
  • Transparent conductive films, articles, and methods
    Patent number: 8486537
    Abstract: Transparent conductive films, articles made from them, and methods of making them are disclosed. Some transparent conductive films include flexible glass substrates and conductive layers containing metal nanoparticles. Others include at least one layer with cell walls that contain metal nanorods or conductive nanowires. Still others include a substrate with a coating disposed on it, with the coating including conductive components and photopolymers. Such films are useful in such articles as electronic displays, touch screens, and the like.
    Type: Grant
    Filed: March 7, 2011
    Date of Patent: July 16, 2013
    Assignee: Carestream Health, Inc.
    Inventors: David R. Whitcomb, Chaofeng Zou
  • ANTI-CORROSION AGENTS FOR TRANSPARENT CONDUCTIVE FILM
    Publication number: 20130004765
    Abstract: 1,2-Diazine compounds have been found to provide anti-corrosion properties when incorporated into silver nanowire containing films. The 1,2-diazine compounds have the general structure (I) or (II).
    Type: Application
    Filed: March 19, 2010
    Publication date: January 3, 2013
    Inventors: Chaofeng Zou, Ramsden William