- 专利标题: Fibre reactive formazan dyes, their preparation and their use
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申请号: US16047969申请日: 2016-12-06
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公开(公告)号: US10550268B2公开(公告)日: 2020-02-04
- 发明人: Hubert Jean-Luc Christnacher , Fanny Ehret , Athanassios Tzikas , Rainer Hildebrand , Michael Nicollet
- 申请人: Huntsman International LLC
- 申请人地址: US TX The Woodlands
- 专利权人: HUNTSMAN INTERNATIONAL LLC
- 当前专利权人: HUNTSMAN INTERNATIONAL LLC
- 当前专利权人地址: US TX The Woodlands
- 代理机构: Huntsman International LLC
- 代理商 Monique Raub
- 优先权: EP16153367 20160129
- 国际申请: PCT/EP2016/079828 WO 20161206
- 国际公布: WO2017/129297 WO 20170803
- 主分类号: C09B62/503
- IPC分类号: C09B62/503 ; C09D11/328 ; D06P5/30 ; D06P1/38 ; D06P3/66
摘要:
A reactive dye of formula wherein Z1 and Z2 are each independently of the other vinyl or a radical —CH2—CH2—Y and Y is a group removable under alkaline conditions, n is the number 1, 2, 3 or 4, m is the number 2, 3 or 4, q is the number 0 or 1, and the substituents —(SO3H)n, —SO2—Z1 and —NH—CO—(CH2)m—SO2—Z2 are bound to the benzene rings A, B and/or C, said benzene rings A, B and/or C are optionally further substituted by at least one substituent selected from the group C1-C4alkyl, C1-C4alkoxy and halogen, is suitable for dyeing and printing cellulosic or amide-group-containing fibre materials.
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