Global Patent Index - EP 0848734 A1

EP 0848734 A1 19980624 - MIXTURES OF DISAZO REACTIVE DYES

Title (en)

MIXTURES OF DISAZO REACTIVE DYES

Title (de)

MISCHUNGEN VON REAKTIVEN DISAZOFARBSTOFFEN

Title (fr)

MELANGES DE COLORANTS REACTIFS DISAZOIQUES

Publication

EP 0848734 A1 19980624 (EN)

Application

EP 96924061 A 19960712

Priority

  • GB 9601665 W 19960712
  • GB 9517570 A 19950826

Abstract (en)

[origin: WO9708246A1] 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 R<1> and R<2> is H and the other is sulpho; one of R<3> and R<4> is H and the other is sulpho; R<5> and R<6> 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.

IPC 1-7

C09B 62/09; C09B 67/22; C09B 67/24; D06P 1/382

IPC 8 full level

C09B 62/09 (2006.01); C09B 67/22 (2006.01); C09B 67/24 (2006.01)

CPC (source: EP)

C09B 62/09 (2013.01); C09B 67/0058 (2013.01)

Citation (search report)

See references of WO 9708246A1

Designated contracting state (EPC)

CH DE FR GB IT LI

DOCDB simple family (publication)

WO 9708246 A1 19970306; AU 6464296 A 19970319; EP 0848734 A1 19980624; GB 9517570 D0 19951101; JP H11511494 A 19991005

DOCDB simple family (application)

GB 9601665 W 19960712; AU 6464296 A 19960712; EP 96924061 A 19960712; GB 9517570 A 19950826; JP 50993197 A 19960712