Invention Grant
- Patent Title: Disperse azo dyestuffs
- Patent Title (中): 分散偶氮染料
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Application No.: US12281003Application Date: 2007-03-02
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Publication No.: US07682408B2Publication Date: 2010-03-23
- Inventor: Andreas Endres , Rainer Hamprecht , Hartwig Jordan , Anthony Lawrence , Nigel Hall
- Applicant: Andreas Endres , Rainer Hamprecht , Hartwig Jordan , Anthony Lawrence , Nigel Hall
- Applicant Address: DE
- Assignee: Dy Star Textilfarben GmbH & Co.
- Current Assignee: Dy Star Textilfarben GmbH & Co.
- Current Assignee Address: DE
- Agency: Connolly Bove Lodge & Hutz, LLP
- Priority: GB0604681.7 20060308
- International Application: PCT/EP2007/052027 WO 20070302
- International Announcement: WO2007/101828 WO 20070913
- Main IPC: C09B29/08
- IPC: C09B29/08 ; C08B11/155
Abstract:
The present invention relates to a dyestuff of the formula (I) wherein each of G1 and G2, independently is hydrogen, (C1-C4)-alkyl, trifluoromethyl, halogen, nitro, cyano or —SO2—T, wherein T is halogen, (C1-C4)-alkyl, (C1-C4)-alkoxy, aryl or aryloxy; K is a coupling component; and n is 1 or 2. The invention also relates to a process for its preparation and their use and for ink jet printing containing the ink.
Public/Granted literature
- US20090064426A1 DISPERSE AZO DYESTUFFS Public/Granted day:2009-03-12
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