Title:
【発明の名称】安定化された染料組成物
Document Type and Number:
Japanese Patent JPH11508937
Kind Code:
A
Abstract:
PCT No. PCT/GB96/01561 Sec. 371 Date Jan. 8, 1998 Sec. 102(e) Date Jan. 8, 1998 PCT Filed Jun. 28, 1996 PCT Pub. No. WO97/03132 PCT Pub. Date Jan. 30, 1997A composition of a water-soluble bis-azo dye of the Formula (1) and an oxidising agent. (1) wherein A is optionally substituted phenyl or optionally substituted naphthyl; B is optionally substituted phenylene or optionally substituted naphthylene; R1 is H or sulpho; R2 is H, optionally substituted alkyl, optionally substituted aryl or optionally substituted acyl; R3 is H, optionally substituted aryl, optionally substituted alkyl or a group, -D-E, D is optionally substituted C2-6-alkylene; and E is a group of the Formula (1a): or optionally substituted alkyl; and R6 is H, optionally substituted alkyl, optionally substituted aryl or optionally substituted acyl.
Inventors:
Gregory, Peter
Ronald Winford, Kenyon
Wight, paul
Ronald Winford, Kenyon
Wight, paul
Application Number:
JP50557997A
Publication Date:
August 03, 1999
Filing Date:
June 28, 1996
Export Citation:
Assignee:
Zeneca Limited
International Classes:
C09B31/08; C09B67/24; C09B67/42; C09B31/072; (IPC1-7): C09B67/42; C09B31/072
Attorney, Agent or Firm:
Kazuo Shamoto (5 outside)