Patents by Inventor Ching-Mao Wu

Ching-Mao 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).

  • Publication number: 20230039398
    Abstract: An impregnation liquid is provided, which includes (A) phenolic resin, (B) diazonaphthoquinone-based compound or a derivative thereof, (C) ionic compound, and (D) organic solvent. The weight of (A) phenolic resin and the weight of (B) diazonaphthoquinone-based compound or a derivative thereof have a ratio of 0.2:0.8 to 0.9:0.1, and the weight of (C) ionic compound and the total weight of (A) phenolic resin and (B) diazonaphthoquinone-based compound or a derivative thereof have a ratio of 0.2:1 to 1.4:1. The impregnation liquid can be used to form an activated carbon layer to wrap and to be directly in contact with the surface of a mesh.
    Type: Application
    Filed: December 10, 2021
    Publication date: February 9, 2023
    Applicant: Industrial Technology Research Institute
    Inventors: Ching-Mao WU, Te-Yi CHANG, Szu-Yin LIN, Yao-Jheng HUANG
  • Patent number: 9676919
    Abstract: A hybrid carbon black is provided, which includes a carbon black core and a polymer film wrapping an entire surface of the carbon black core. The polymer film includes a network of a plurality of polymer main chains crosslinked each other, and a plurality of dispersion-side chains bonded to the polymer main chains. The dispersion-side chains come from an acrylate monomer with a chemical structure of: wherein when n is 4 to 7, R1 is H or CH3, and when n is 8 to 14, R1 is CH3.
    Type: Grant
    Filed: March 9, 2016
    Date of Patent: June 13, 2017
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Ching-Mao Wu, Szu-Yin Lin, Ming-Tzung Wu, Te-Yi Chang
  • Publication number: 20170088687
    Abstract: A hybrid carbon black is provided, which includes a carbon black core and a polymer film wrapping an entire surface of the carbon black core. The polymer film includes a network of a plurality of polymer main chains crosslinked each other, and a plurality of dispersion-side chains bonded to the polymer main chains. The dispersion-side chains come from an acrylate monomer with a chemical structure of: wherein when n is 4 to 7, R1 is H or CH3, and when n is 8 to 14, R1 is CH3.
    Type: Application
    Filed: March 9, 2016
    Publication date: March 30, 2017
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Ching-Mao WU, Szu-Yin LIN, Ming-Tzung WU, Te-Yi CHANG
  • Patent number: 9359483
    Abstract: A hybrid carbon black, a coating composition, and a shielding material employing the same are provided. The hybrid carbon black includes a core of carbon black, and a cross-linked network polymer film covering the whole surface of the carbon black overall. In particular, the carbon black core has a mass fractal dimension between 2 and 3 and a surface fractal dimension between 2 and 2.5, and the cross linking network polymer film includes a product obtained by crosslinking a composition including a styrene monomer and a divinylbenzene monomer.
    Type: Grant
    Filed: December 24, 2014
    Date of Patent: June 7, 2016
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Ching-Mao Wu, Szu-Yin Lin
  • Publication number: 20150183950
    Abstract: A hybrid carbon black, a coating composition, and a shielding material employing the same are provided. The hybrid carbon black includes a core of carbon black, and a cross-linked network polymer film covering the whole surface of the carbon black overall. In particular, the carbon black core has a mass fractal dimension between 2 and 3 and a surface fractal dimension between 2 and 2.5, and the cross linking network polymer film includes a product obtained by crosslinking a composition including a styrene monomer and a divinylbenzene monomer.
    Type: Application
    Filed: December 24, 2014
    Publication date: July 2, 2015
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Ching-Mao WU, Szu-Yin LIN
  • Patent number: 8736797
    Abstract: A biaxial retardation film is disclosed, including a substrate, wherein the substrate includes an alignment film thereon or an alignment-treated surface; and an optically anisotropic coating on the substrate, wherein the optically anisotropic coating includes a top layer and a bottom layer, wherein the bottom layer is a parallel aligned liquid crystal layer along an alignment direction of the substrate, and the top layer is a vertically aligned hexagonal pillar array liquid crystal layer, wherein three-dimensional refractive indices of the optically anisotropic coating satisfy a relationship nx>nz>ny. The disclosure also provides a fabrication method thereof.
    Type: Grant
    Filed: June 7, 2012
    Date of Patent: May 27, 2014
    Assignee: Industrial Technology Research Institute
    Inventors: Ching-Mao Wu, Szu-Yin Lin
  • Patent number: 8593713
    Abstract: Disclosed is an ink composition used in an electrowetting display device and an electrowetting display device employing the same. The ink composition used in the electrowetting display device includes a non-polar solvent and a modified hydrophobic pigment, wherein the modified hydrophobic pigment has a structure represented by Formula (I), of P-Gn wherein P is a pigment moiety, n is 1-4 and G is wherein R1 is a straight chain or a branched C4-20 alkyl group, or C5-20 cycloalkyl group.
    Type: Grant
    Filed: July 23, 2012
    Date of Patent: November 26, 2013
    Assignee: Industrial Technology Research Institute
    Inventors: Ming-Tzung Wu, Te-Yi Chang, Chin-Hua Chang, Wen-Jiunn Chen, Yu-Chin Lin, Ching-Mao Wu
  • Publication number: 20130155359
    Abstract: A biaxial retardation film is disclosed, including a substrate, wherein the substrate includes an alignment film thereon or an alignment-treated surface; and an optically anisotropic coating on the substrate, wherein the optically anisotropic coating includes a top layer and a bottom layer, wherein the bottom layer is a parallel aligned liquid crystal layer along an alignment direction of the substrate, and the top layer is a vertically aligned hexagonal pillar array liquid crystal layer, wherein three-dimensional refractive indices of the optically anisotropic coating satisfy a relationship nx>nz>ny. The disclosure also provides a fabrication method thereof.
    Type: Application
    Filed: June 7, 2012
    Publication date: June 20, 2013
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Ching-Mao WU, Szu-Yin LIN
  • Publication number: 20130155486
    Abstract: Disclosed is an ink composition used in an electrowetting display device and an electrowetting display device employing the same. The ink composition used in the electrowetting display device includes a non-polar solvent and a modified hydrophobic pigment, wherein the modified hydrophobic pigment has a structure represented by Formula (I), of P-Gn wherein P is a pigment moiety, n is 1-4 and G is wherein R1 is a straight chain or a branched C4-20 alkyl group, or C5-20 cycloalkyl group.
    Type: Application
    Filed: July 23, 2012
    Publication date: June 20, 2013
    Inventors: Ming-Tzung WU, Te-Yi Chang, Chin-Hua Chang, Wen-Jiunn Chen, Yu-Chin Lin, Ching-Mao Wu
  • Patent number: 8257800
    Abstract: A retardation film and formula thereof, and method for manufacturing the same are provided. Furthermore, the retardation film is applied to compensate TFT-LCD viewing angle. Referring to the formula of the invention, the positive A film-embedded negative C optically anisotropic coating of the retardation film can be formed by single step coating, and the retardation film with net negative C symmetry in whole is easily manufactured.
    Type: Grant
    Filed: July 1, 2009
    Date of Patent: September 4, 2012
    Assignee: Industrial Technology Research Institute
    Inventors: Ching-Mao Wu, Ming-Tzung Wu, Kuo-Tung Huang
  • Publication number: 20100079720
    Abstract: A retardation film and formula thereof, and method for manufacturing the same are provided. Furthermore, the retardation film is applied to compensate TFT-LCD viewing angle. Referring to the formula of the invention, the positive A film-embedded negative C optically anisotropic coating of the retardation film can be formed by single step coating, and the retardation film with net negative C symmetry in whole is easily manufactured.
    Type: Application
    Filed: July 1, 2009
    Publication date: April 1, 2010
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Ching-Mao Wu, Ming-Tzung Wu, Kuo-Tung Huang