Patents by Inventor Tz-Yi WU

Tz-Yi 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).

  • Reactive black dye composition and method for dying fibers using the same
    Publication number: 20190031881
    Abstract: A reactive black dye composition is disclosed, which comprises: (A) a reactive blue dye represented by the following formula (I) or a salt thereof; and (B) a reactive red dye or a salt thereof, a reactive yellow dye or a salt thereof, or a combination thereof. Herein, R11, X1, X2, X31, X41 and n are defined in the specification. In addition, a method for dying fibers using the aforesaid reactive black dye composition is also disclosed.
    Type: Application
    Filed: July 16, 2018
    Publication date: January 31, 2019
    Inventors: Chien-Yu CHEN, Hong-Chang HUANG, Chia-Wen LIEN, Cheng-Hsiang HSU, Tz-Yi WU
  • High fixation ink composition for digital textile printing
    Patent number: 10093816
    Abstract: The present invention is related to a novel high fixation ink composition for digital textile printing, which comprises: (A) at least one reactive dye compound with two reactive groups in an amount of 1% to 50% by weight; (B) an organic buffer in an amount of 0.05% to 10% by weight; (C) a humectant in an amount of 10% to 50% by weight; and (D) a solvent in remaining amount. When the aforesaid ink composition is applied in digital textile printing, fixation rate of dye on fabrics is high.
    Type: Grant
    Filed: April 26, 2016
    Date of Patent: October 9, 2018
    Assignee: EVERLIGHT CHEMICAL INDUSTRIAL CORPORATION
    Inventors: Hsiao-San Chen, Chuan-Hsi Lee, Chien-Yu Chen, Tz-Yi Wu, Hsuan Yang
  • HIGH FIXATION INK COMPOSITION FOR DIGITAL TEXTILE PRINTING
    Publication number: 20160326384
    Abstract: The present invention is related to a novel high fixation ink composition for digital textile printing, which comprises: (A) at least one reactive dye compound with two reactive groups in an amount of 1% to 50% by weight; (B) an organic buffer in an amount of 0.05% to 10% by weight; (C) a humectant in an amount of 10% to 50% by weight; and (D) a solvent in remaining amount. When the aforesaid ink composition is applied in digital textile printing, fixation rate of dye on fabrics is high.
    Type: Application
    Filed: April 26, 2016
    Publication date: November 10, 2016
    Inventors: Hsiao-San CHEN, Chuan-Hsi LEE, Chien-Yu CHEN, Tz-Yi WU, Hsuan YANG