Patents by Inventor Tung-Ung Chen

Tung-Ung Chen 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).

  • IONIC LIQUID AND VISCOSE COMPOSITION
    Publication number: 20140174320
    Abstract: An ionic liquid, comprising a compound of Formula 1: wherein Ra is a hydrocarbon chain having 2 to 10 carbon atoms and a terminal hydroxyl group and the hydrocarbon chain comprising —O— therein, —CO— therein or comprising both —O— and —CO— therein, Rb is —CxHySO3H, —CxHyPO3H, —CxHyCOOH, —CxHySO3?, —CxHyPO3? or —CxHyCOO?, and x ranges from 1 to 6 and y ranges from 2 to 12.
    Type: Application
    Filed: December 5, 2013
    Publication date: June 26, 2014
    Applicant: Taiwan Textile Research Institute
    Inventors: Kuo-Liang Liu, Tung-Ung Chen, Tai-Hong Cheng, Yu-Deng Lin