Patents by Inventor Chang-Lin HUNG

Chang-Lin HUNG 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).

  • Polyphenolic condensates and epoxy resins thereof
    Patent number: 10138325
    Abstract: Polyphenolic condensates and epoxidized products prepared from said condensates are prepared by a reaction utilizing multi catalysts to control the weight average molecular weight (Mw) and the number average molecular weight (Mn). Improved color and ultraviolet absorbance are possessed by the condensates described herein.
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: November 27, 2018
    Assignee: CHANG CHUN PLASTICS CO., LTD.
    Inventors: Yu-Jen Chen, Sung-Kuang Chung, Chang-Lin Hung, An-Pang Tu, Kuen-Yuan Hwang
  • POLYPHENOLIC CONDENSATES AND EPOXY RESINS THEREOF
    Publication number: 20170327629
    Abstract: Polyphenolic condensates and epoxidized products prepared from said condensates are prepared by a reaction utilizing multi catalysts to control the weight average molecular weight (Mw) and the number average molecular weight (Mn). Improved color and ultraviolet absorbance are possessed by the condensates described herein.
    Type: Application
    Filed: April 28, 2017
    Publication date: November 16, 2017
    Inventors: Yu-Jen CHEN, Sung-Kuang CHUNG, Chang-Lin HUNG, An-Pang TU, Kuen-Yuan HWANG