Patents by Inventor Yuan-Pin PAN

Yuan-Pin PAN 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).

  • Acid dye composition, use thereof and method using the same for dyeing nylon textiles
    Publication number: 20190119848
    Abstract: An acid dye composition for dyeing nylon textiles is disclosed, which comprises: an acid dye; and a water soluble Ca2+ compound, wherein, on the basis of a total weight of the acid dye as 100 parts by weight, a content of the water soluble Ca2+ compound is ranged from 0.1 parts by weight to 50 parts by weight. In addition, a use of the aforesaid acid dye composition and a method using the same for dyeing nylon textiles are also disclosed.
    Type: Application
    Filed: October 9, 2018
    Publication date: April 25, 2019
    Inventors: Bao-Kun LAI, Te-Chin SUNG, Yuan-Pin PAN
  • Polyurethane-based UV absorber
    Patent number: 10005958
    Abstract: A polyurethane-based UV absorber, obtained by reacting a UV absorber having a reactive hydrogen with a polyisocyanate and a diol or polyol; wherein the weight average molecular weight of the polyurethane-based UV absorber is in a range of 10,000 to 200,000.
    Type: Grant
    Filed: June 1, 2017
    Date of Patent: June 26, 2018
    Assignee: EVERLIGHT CHEMICAL INDUSTRIAL CORPORATION
    Inventors: Mei-Ting Lu, Huei-Jen Yang, Yuan-Pin Pan, Tzu-Heng Ko, Der-Gun Chou, Bao-Kun Lai
  • Polyurethane-based UV absorber
    Publication number: 20180002602
    Abstract: A polyurethane-based UV absorber, obtained by reacting a UV absorber having a reactive hydrogen with a polyisocyanate and a diol or polyol; wherein the weight average molecular weight of the polyurethane-based UV absorber is in a range of 10,000 to 200,000.
    Type: Application
    Filed: June 1, 2017
    Publication date: January 4, 2018
    Inventors: Mei-Ting LU, Huei-Jen YANG, Yuan-Pin PAN, Tzu-Heng KO, Der-Gun CHOU, Bao-Kun LAI
  • Softener composition
    Patent number: 9683202
    Abstract: The present invention provides a softener composition, which attaches onto the fabric during the rinsing process, and thus enables the fabric to have the anti-ultraviolet function. The softener composition comprises (A) 0.05 to 50 wt % of polyurethane-based polymeric UV light absorber, (B) 2 to 15 wt % of cationic softener, and (C) 35 to 97 wt % of water.
    Type: Grant
    Filed: August 11, 2015
    Date of Patent: June 20, 2017
    Assignee: EVERLIGHT CHEMICAL INDUSTRIAL CORPORATION
    Inventors: Mei-Ting Lu, Tzu-Heng Ko, Yuan-Pin Pan, Der-Gun Chou, Shu-Chu Chou
  • SOFTENER COMPOSITION
    Publication number: 20160060580
    Abstract: The present invention provides a softener composition, which attaches onto the fabric during the rinsing process, and thus enables the fabric to have the anti-ultraviolet function. The softener composition comprises (A) 0.05 to 50 wt % of polyurethane-based polymeric UV light absorber, (B) 2 to 15 wt % of cationic softener, and (C) 35 to 97 wt % of water.
    Type: Application
    Filed: August 11, 2015
    Publication date: March 3, 2016
    Inventors: Mei-Ting LU, Tzu-Heng KO, Yuan-Pin PAN, Der-Gun CHOU, Shu-Chu CHOU