Global patent index - EP 0675978 B1

EP 0675978 B1 2000-02-02 - COATED PEROXYACID BLEACH PRECURSOR COMPOSITIONS

Title (en)

COATED PEROXYACID BLEACH PRECURSOR COMPOSITIONS

Title (de)

ZUSAMMENSETZUNGEN AUS BLEICHMITTELVORLÄUFERN ENTHALTEND EINE BESCHICHTETE PEROXYSÄURE

Title (fr)

COMPOSITION DE PRECURSEURS DE PEROXYACIDE ENROBES, SERVANT D'AGENTS DE BLANCHIMENT

Publication

EP 0675978 B1 (EN)

Application

EP 93917292 A

Priority

  • EP 93917292 A
  • EP 92204060 A
  • US 9306818 W

Abstract (en)

[origin: WO9415010A1] Solid peroxyacid bleach precursor compositions are disclosed which comprise particles of peroxyacid bleach pecursor material, wherein said composition comprises particles of different sizes, wherein said precursor is coated with a coating material, wherein said coating material is selected form water-soluble acidic polymers, and wherein the coating level is greater in particles of smaller size.

IPC 1-7 (main, further and additional classification)

D06L 3/02; C11D 3/30; C11D 3/37; C11D 3/39; C11D 3/395; C11D 11/00; C11D 17/06

IPC 8 full level (invention and additional information)

D06L 3/02 (2006.01); C11D 3/30 (2006.01); C11D 3/37 (2006.01); C11D 3/39 (2006.01); C11D 3/395 (2006.01); C11D 11/00 (2006.01); C11D 17/00 (2006.01); C11D 17/06 (2006.01)

CPC (invention and additional information)

C11D 3/3935 (2013.01); C11D 3/3761 (2013.01); C11D 3/3907 (2013.01); C11D 17/0039 (2013.01)

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE

EPO simple patent family

WO 9415010 A1 19940707; AT 189492 T 20000215; AU 4685193 A 19940719; CA 2141584 A1 19940707; CA 2141584 C 20000613; CN 1069696 C 20010815; CN 1088612 A 19940629; DE 69327797 D1 20000309; DE 69327797 T2 20000831; EP 0675978 A1 19951011; EP 0675978 A4 19960327; EP 0675978 B1 20000202; ES 2141770 T3 20000401; JP H08504867 A 19960528; MX 9304666 A 19940630; TW 227016 B 19940721

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