Global Patent Index - EP 0473622 B1

EP 0473622 B1 19940629 - GRANULAR, PHOSPHATE-FREE ADDITIVE FOR DETERGENTS, CONTAINING NON-IONIC TENSIDES.

Title (en)

GRANULAR, PHOSPHATE-FREE ADDITIVE FOR DETERGENTS, CONTAINING NON-IONIC TENSIDES.

Title (de)

GRANULARES, NICHTIONISCHE TENSIDE ENTHALTENDES, PHOSPHATFREIES WASCHMITTELADDITIV.

Title (fr)

ADDITIF GRANULAIRE SANS PHOSPHATES CONTENANT DES AGENTS TENSIO-ACTIFS NON IONIQUES POUR PRODUIT A LESSIVE.

Publication

EP 0473622 B1 19940629

Application

EP 90906974 A 19900514

Priority

  • DE 3916629 A 19890522
  • EP 9000776 W 19900514

Abstract (en)

[origin: WO9014412A1] A granular, phosphate-free additive for detergents consists of (A) 10 to 70 wt.% of sodium perborate monohydrate, (B) 25 to 80 wt.% of a granular mixture of salts and (C) 5 to 30 wt.% of non-ionic tensides. Component (B) is a spray-dried, absorbent granulate containing 45 to 75 wt.% (calculated on the anhydrous basis) of fine crystalline zeolite, 0 to 30 wt.% of sodium sulphate, 1 to 12 wt.% of salts of (co)polymer carboxylic acids as well as bound water. In addition, (C) may contain traces of a water-soluble soap; the total content of inorganic compounds in (C) is at least 75 wt.%.

IPC 1-7

C11D 3/39; C11D 3/12

IPC 8 full level

C11D 3/12 (2006.01); C11D 3/39 (2006.01)

CPC (source: EP)

C11D 3/128 (2013.01); C11D 3/3942 (2013.01)

Designated contracting state (EPC)

AT BE CH DE ES FR GB IT LI NL

DOCDB simple family (publication)

WO 9014412 A1 19901129; AT E107957 T1 19940715; DE 3916629 A1 19901129; DE 59006321 D1 19940804; EP 0473622 A1 19920311; EP 0473622 B1 19940629; ES 2055910 T3 19940901; PT 94102 A 19910108

DOCDB simple family (application)

EP 9000776 W 19900514; AT 90906974 T 19900514; DE 3916629 A 19890522; DE 59006321 T 19900514; EP 90906974 A 19900514; ES 90906974 T 19900514; PT 9410290 A 19900521