Patents by Inventor Jyh-Chiang JIANG

Jyh-Chiang JIANG 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).

  • Alcohol-soluble conjugated polymer and use thereof
    Patent number: 9446400
    Abstract: A conjugated polymer is provided, having a structure of formula (I): in formula (I), n is an integer greater than 10, wherein (i) R1 is R2 is wherein A1 is a functional group having a tertiary amine group or a quaternary ammonium salt group, R4 is independently selected from hydrogen, fluorine, alkyl, alkoxy, fluoroalkyl, or fluoroalkoxy, or (ii) R1 is R2 is A2, wherein R3 is independently selected from hydrogen, alkyl, fluoroalkyl, A2, or and A2 is a functional group having a tertiary amine group or a quaternary ammonium salt group, wherein R5 is independently selected from hydrogen, alkyl, alkoxy, or fluoroalkyl.
    Type: Grant
    Filed: June 24, 2015
    Date of Patent: September 20, 2016
    Assignee: NATIONAL TAIWAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Der-Jang Liaw, Yian Tai, Jyh-Chiang Jiang
  • ALCOHOL-SOLUBLE CONJUGATED POLYMER AND USE THEREOF
    Publication number: 20160002392
    Abstract: A conjugated polymer is provided, having a structure of formula (I): in formula (I), n is an integer greater than 10, wherein (i) R1 is R2 is wherein A1 is a functional group having a tertiary amine group or a quaternary ammonium salt group, R4 is independently selected from hydrogen, fluorine, alkyl, alkoxy, fluoroalkyl, or fluoroalkoxy, or (ii) R1 is R2 is A2, wherein R3 is independently selected from hydrogen, alkyl, fluoroalkyl, A2, or and A2 is a functional group having a tertiary amine group or a quaternary ammonium salt group, wherein R5 is independently selected from hydrogen, alkyl, alkoxy, or fluoroalkyl.
    Type: Application
    Filed: June 24, 2015
    Publication date: January 7, 2016
    Inventors: Der-Jang LIAW, Yian TAI, Jyh-Chiang JIANG