Global Patent Index - EP 1723222 A1

EP 1723222 A1 20061122 - BLEACH ACTIVATORS AND METHOD FOR THE PRODUCTION THEREOF

Title (en)

BLEACH ACTIVATORS AND METHOD FOR THE PRODUCTION THEREOF

Title (de)

BLEICHAKTIVATOREN UND VERFAHREN ZU IHRER HERSTELLUNG

Title (fr)

ACTIVATEURS DE BLANCHIMENT ET LEUR PROCEDE DE FABRICATION

Publication

EP 1723222 A1 20061122 (DE)

Application

EP 05706880 A 20050112

Priority

  • EP 2005000286 W 20050112
  • DE 102004012568 A 20040312

Abstract (en)

[origin: WO2005087908A1] The aim of the invention is to significantly improve the compatibility of bleach activators with bleach-sensitive dyestuffs. To this end, the invention relates to a method for producing coated bleach activators, characterised by the following steps: g) at least one bleach activator is granulated with a binding agent; h) the granulated material from step a) is coated with a solution or dispersion of at least one complexing agent; and i) the coated granulated material is dried.

IPC 8 full level

C11D 3/395 (2006.01); B01J 2/00 (2006.01); C11D 3/39 (2006.01); C11D 11/00 (2006.01); C11D 17/00 (2006.01)

CPC (source: EP US)

C11D 3/3935 (2013.01 - EP US); C11D 17/0039 (2013.01 - EP US)

Citation (search report)

See references of WO 2005087908A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2005087908 A1 20050922; AT E426656 T1 20090415; DE 102004012568 A1 20051208; DE 502005006943 D1 20090507; EP 1723222 A1 20061122; EP 1723222 B1 20090325; ES 2322656 T3 20090624; JP 2007528921 A 20071018; PL 1723222 T3 20090831; US 2007197416 A1 20070823

DOCDB simple family (application)

EP 2005000286 W 20050112; AT 05706880 T 20050112; DE 102004012568 A 20040312; DE 502005006943 T 20050112; EP 05706880 A 20050112; ES 05706880 T 20050112; JP 2007502203 A 20050112; PL 05706880 T 20050112; US 59227205 A 20050112