"Mixtures"

Abstract: A composition comprising a first, second, third and fourth dye, each of which is of formula (1) or a salt thereof: wherein: X is a labile atom or group; A and B are each independently an optionally substituted phenylene group; one of R1 and R2 is H and the other is sulpho; one of R3 and R4 is H and the other is sulpho; R5 and R6 are each independently C1-4-alkyl; and the first, second, third and fourth dye are different from each other. The compositions are particularly useful for dyeing cellulosic substrates and benefit from high solubility and build-up properties.

Patent Information

Application #

Filing Date

24 July 1996

Publication Number

36/2016

Publication Type

INA

Invention Field

CHEMICAL

Status

Email

Parent Application

Applicants

ZENECA LIMITED

15 STANHOPE GATE, LONDON W1Y 6LN,ENGLAND.

Inventors

1. JOHN ANTHONY TAYLOR

ZENECA SPECIALTIES,P.O.BOX 42, HEXAGON HOUSE, BLACKLEY,MANCHESTER, M9 8ZS, UNITED KINGDOM

Specification

NA

Documents

Application Documents

#	Name	Date
1	1637-del-1996-abstract.pdf	2011-08-21
1	1637-del-1996-gpa.pdf	2011-08-21
2	1637-del-1996-claims.pdf	2011-08-21
2	1637-del-1996-form-6.pdf	2011-08-21
3	1637-del-1996-correspondence-others.pdf	2011-08-21
3	1637-del-1996-form-4.pdf	2011-08-21
4	1637-del-1996-correspondence-po.pdf	2011-08-21
4	1637-del-1996-form-2.pdf	2011-08-21
5	1637-del-1996-form-1.pdf	2011-08-21
5	1637-del-1996-description (complete).pdf	2011-08-21
6	1637-del-1996-description (complete).pdf	2011-08-21
6	1637-del-1996-form-1.pdf	2011-08-21
7	1637-del-1996-correspondence-po.pdf	2011-08-21
7	1637-del-1996-form-2.pdf	2011-08-21
8	1637-del-1996-correspondence-others.pdf	2011-08-21
8	1637-del-1996-form-4.pdf	2011-08-21
9	1637-del-1996-claims.pdf	2011-08-21
9	1637-del-1996-form-6.pdf	2011-08-21
10	1637-del-1996-gpa.pdf	2011-08-21
10	1637-del-1996-abstract.pdf	2011-08-21