The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 28, 2009
Filed:
Sep. 10, 2007
Chuan-hsi Lee, Taoyuan Hsien, TW;
Tzu-kwei Sun, Taoyuan Hsien, TW;
Reng-fang Lin, Taoyuan Hsien, TW;
Hsiao-san Chen, Taoyuan Hsien, TW;
Chuan-Hsi Lee, Taoyuan Hsien, TW;
Tzu-Kwei Sun, Taoyuan Hsien, TW;
Reng-Fang Lin, Taoyuan Hsien, TW;
Hsiao-San Chen, Taoyuan Hsien, TW;
Everlight USA, Inc., Pineville, NC (US);
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 R, R, and Rare 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.