Patents by Inventor Chuan-Hsi Lee

Chuan-Hsi Lee 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).

  • 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
  • Ink composition
    Patent number: 7967903
    Abstract: The present invention relates to a novel ink composition and, more particularly, to an ink composition for digital textile printing, which is suitable for ink-jet printing on cellulose fiber materials. The novel ink composition of the present invention has stable pH value, fine storage stability, smoothness and ease in printing, and reduction in color deterioration.
    Type: Grant
    Filed: January 26, 2009
    Date of Patent: June 28, 2011
    Assignee: Everlight USA, Inc.
    Inventors: Chuan-Hsi Lee, Hsiao-San Chen
  • Inc composition
    Publication number: 20090211488
    Abstract: The present invention relates to a novel ink composition and, more particularly, to an ink composition for digital textile printing, which is suitable for ink-jet printing on cellulose fiber materials. The novel ink composition of the present invention has stable pH value, fine storage stability, smoothness and ease in printing, and reduction in color deterioration.
    Type: Application
    Filed: January 26, 2009
    Publication date: August 27, 2009
    Applicant: Everlight USA, Inc.
    Inventors: Chuan-hsi Lee, Hsiao-San Chen
  • Black dye composition and black ink composition for textile digital printing
    Patent number: 7524368
    Abstract: The present invention relates to a black dye composition, comprising: (a) at least one azo dye of the following formula (I), (b) at least one azo dye of the following formula (II) or (III), wherein R1, R2, and R3 are defined the same as the specification. The present invention also relates to a black ink composition afforded from the aforementioned black dye composition. The black ink composition of the present invention for textile digital printing exhibits the properties of excellent color depth, fixation, stability of storage, stability and accuracy of printing for long time, and improves the issue of nozzle cloggage.
    Type: Grant
    Filed: September 10, 2007
    Date of Patent: April 28, 2009
    Assignee: Everlight USA, Inc.
    Inventors: Chuan-Hsi Lee, Tzu-Kwei Sun, Reng-Fang Lin, Hsiao-San Chen
  • Black dye composition and black ink composition for textile digital printing
    Publication number: 20080184912
    Abstract: The present invention relates to a black dye composition, comprising: (a) at least one azo dye of the following formula (I), (b) at least one azo dye of the following formula (II) or (III), wherein R1, R2, and R3 are defined the same as the specification. The present invention also relates to a black ink composition afforded from the aforementioned black dye composition. The black ink composition of the present invention for textile digital printing exhibits the properties of excellent color depth, fixation, stability of storage, stability and accuracy of printing for long time, and improves the issue of nozzle cloggage.
    Type: Application
    Filed: September 10, 2007
    Publication date: August 7, 2008
    Applicant: Everlight USA, Inc.
    Inventors: Chuan-hsi Lee, Tzu-Kwei Sun, Reng-Fang Lin, Hsiao-San Chen