Invention Grant
- Patent Title: Reactive dyestuff with dialkylether bridge group
- Patent Title (中): 反应性染料与二烷基醚桥组
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Application No.: US12382087Application Date: 2009-03-09
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Publication No.: US07687612B1Publication Date: 2010-03-30
- Inventor: Chien-Yu Chen , Chen-Lung Kao , Wen-Jang Chen
- Applicant: Chien-Yu Chen , Chen-Lung Kao , Wen-Jang Chen
- Applicant Address: US NC Pineville
- Assignee: Everlight USA, Inc.
- Current Assignee: Everlight USA, Inc.
- Current Assignee Address: US NC Pineville
- Agency: Bacon & Thomas, PLLC
- Priority: CN200810169189 20081104
- Main IPC: C09B62/513
- IPC: C09B62/513 ; C09B62/515
Abstract:
The present invention relates to a novel reactive dyestuff with dialkylether bridge group, represented by the following formula (I): wherein B, B′, E1, E2, Z, Z′, i, j, (R1)0-3, (R2)0-3, m and n are defined the same as the specification. The reactive dyestuff of the present invention is suitable for exhaust dyeing, cold batch-up dyeing, continuous dyeing, printing and digital spray printing materials that contain hydroxyl group or amino group fibers.
Information query
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