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:
Jun. 17, 2008
Filed:
May. 25, 2005
Huei-chin Huang, Taoyuan, TW;
Sheena Lee, Taoyuan, TW;
Sheue-rong Lee, Bade, TW;
Bao-kun Lai, Dayuan Shiang, TW;
Cheng-hsiang Hsu, Taipei, TW;
Ya-chi Tseng, Pingjen, TW;
Huei-Chin Huang, Taoyuan, TW;
Sheena Lee, Taoyuan, TW;
Sheue-Rong Lee, Bade, TW;
Bao-Kun Lai, Dayuan Shiang, TW;
Cheng-Hsiang Hsu, Taipei, TW;
Ya-Chi Tseng, Pingjen, TW;
Everlight USA, Inc., Pineville, NC (US);
Abstract
A dye composition, comprising (A) at least one disazo dye selected from the formula (I) or (II), wherein R, R, R, Dand Dare defined as in the specification; and (B) a diazo dye of the formula (III), wherein (R), (R), Qand Qare defined as in the specification. These dye compositions have high fixation and good build-up. They are distinguished also by high washing off and low nylon staining and they are suitable for dyeing and printing of materials containing either cellulose fibers, such as cotton, artificial cotton, linen, and artificial linen, or polyamide fibers, such as wool, silk, and nylon etc. Dyed materials with excellent properties can be obtained, showing especially outstanding performance in washing off, levelness, build-up, wet fastness and light fastness.