Global Patent Index - EP 0544670 B1

EP 0544670 B1 19940720 - SPRAY-DRIED BRIGHTENING ADDITIVE FOR WASHING AGENTS.

Title (en)

SPRAY-DRIED BRIGHTENING ADDITIVE FOR WASHING AGENTS.

Title (de)

SPRÜHGETROCKNETES, AVIVIEREND WIRKENDES WASCHMITTELADDITIV.

Title (fr)

ADDITIF D'AVIVAGE SECHE PAR PULVERISATION POUR AGENTS DE LAVAGE.

Publication

EP 0544670 B1 19940720

Application

EP 91906393 A 19910318

Priority

  • DE 4009618 A 19900326
  • EP 9100514 W 19910318

Abstract (en)

[origin: WO9114762A1] A granular additive for washing agents with brightening properties contains (A) 12.5 to 20 wt. % of a laminar silicate, (B) 52 to 65 wt. % of fine crystalline, synthetic zeolite (referred to the anhydrous substance), (C) 2 to 8 wt. % of sodium sulphate (referred to the anhydrous substance), (D) 1.5 to 8 wt. % of a sodium salt of a (meth)acrylic acid homopolymer or copolymer and (E) 0 to 30 wt. % of nonionic tensides from the class of polyglycol ethers, the difference from 100 % consisting of water.

IPC 1-7

C11D 3/12

IPC 8 full level

C11D 3/12 (2006.01); C11D 3/37 (2006.01); C11D 17/00 (2006.01)

CPC (source: EP)

C11D 3/126 (2013.01); C11D 3/128 (2013.01); C11D 3/3761 (2013.01); C11D 17/0034 (2013.01)

Citation (examination)

EP 1844794 A1 20071017 - PSIMEDICA LTD [GB]

Designated contracting state (EPC)

AT BE DE ES FR GB IT NL

DOCDB simple family (publication)

WO 9114762 A1 19911003; AT E108823 T1 19940815; DE 4009618 A1 19911002; DE 59102283 D1 19940825; EP 0544670 A1 19930609; EP 0544670 B1 19940720; ES 2056643 T3 19941001

DOCDB simple family (application)

EP 9100514 W 19910318; AT 91906393 T 19910318; DE 4009618 A 19900326; DE 59102283 T 19910318; EP 91906393 A 19910318; ES 91906393 T 19910318