Global Patent Index - EP 0442549 B1

EP 0442549 B1 19961023 - Aqueous liquid bleach composition

Title (en)

Aqueous liquid bleach composition

Title (de)

Wässrige Bleichmittelzusammensetzung

Title (fr)

Composition de blanchiment aqueuse

Publication

EP 0442549 B1 19961023 (EN)

Application

EP 91200119 A 19910122

Priority

GB 9003200 A 19900213

Abstract (en)

[origin: EP0442549A2] An aqueous liquid bleaching composition is described having a pH of from 1 to 6.5 and comprising a surfactant, an electrolyte and an organic peroxyacid having the formula: <CHEM> wherein X is H, alkyl, halogen, a carboxyl group, or the same peroxycarboxylic acid group: <CHEM> in symmetrical position to the first peroxyacid group on the aromatic ring; R is a straight or branched chain lower alkylene having 1-4 carbon atoms, preferably -CH2-; and n is an integer from 1-12, preferably from 3-8. A preferred peroxyacid is phthaloylaminoperoxycaproic acid.

IPC 1-7

C11D 3/39

IPC 8 full level

C11D 3/39 (2006.01); C11D 3/395 (2006.01); C11D 7/18 (2006.01); C11D 7/54 (2006.01)

CPC (source: EP)

C11D 3/3945 (2013.01); C11D 3/3947 (2013.01)

Designated contracting state (EPC)

CH DE ES FR GB IT LI NL SE

DOCDB simple family (publication)

EP 0442549 A2 19910821; EP 0442549 A3 19920108; EP 0442549 B1 19961023; AU 639296 B2 19930722; AU 7086491 A 19910815; CA 2035790 A1 19910814; DE 69122789 D1 19961128; DE 69122789 T2 19970313; ES 2093672 T3 19970101; GB 9003200 D0 19900411; JP H04214800 A 19920805

DOCDB simple family (application)

EP 91200119 A 19910122; AU 7086491 A 19910208; CA 2035790 A 19910206; DE 69122789 T 19910122; ES 91200119 T 19910122; GB 9003200 A 19900213; JP 4124191 A 19910213