Global Patent Index - EP 0915955 B1

EP 0915955 B1 2002-09-25 - DISHWASHER DETERGENT COMPOSITION CONTAINING AN ANTICORROSIVE AGENT

Title (en)

DISHWASHER DETERGENT COMPOSITION CONTAINING AN ANTICORROSIVE AGENT

Title (de)

WASCHMITTELZUSAMMENSETZUNG FÜR GESCHIRRSPÜLMASCHINEN MIT EINEM KORROSIONSSCHUTZMITTEL

Title (fr)

COMPOSITION DETERGENTE POUR LAVE-VAISSELLE CONTENANT UN AGENT ANTI-CORROSIF

Publication

EP 0915955 B1 (FR)

Application

EP 97933743 A

Priority

  • FR 9701311 W
  • FR 9609064 A
  • FR 9614137 A

Abstract (en)

[origin: WO9802515A1] A dishwasher detergent composition containing an alkali-metal silicate with an average molar ratio of SiO2 to M2O of 1 to 4.2, preferably 2.5-4.2, where M is an alkali metal that is non-corrosive for glass, crystal, porcelain and decorative prints and at its use concentration generates a washing medium with an Si(OH)4 protonated silica monomer concentration of at least 2.5 mmole per litre of the washing medium, is disclosed. The use of said composition for preventing or controlling the corrosion of glass, crystal and porcelain items and of decorative prints on glass and porcelain as a result of repeated washing in a dishwasher is also disclosed. Furthermore, a washing method using said composition in a dishwasher is disclosed.

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

C11D 7/14; C11D 3/08

IPC 8 full level (invention and additional information)

C11D 3/08 (2006.01); C11D 7/14 (2006.01); C11D 17/08 (2006.01)

CPC (invention and additional information)

C11D 7/14 (2013.01); C11D 3/08 (2013.01)

Designated contracting state (EPC)

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

DOCDB simple family

WO 9802515 A1 19980122; AT 224945 T 20021015; AU 3698997 A 19980209; CA 2261090 A1 19980122; CA 2261090 C 20041116; DE 69715871 D1 20021031; DE 69715871 T2 20030508; EP 0915955 A1 19990519; EP 0915955 B1 20020925; FR 2751341 A1 19980123; FR 2751341 B1 20030613; JP H11514035 A 19991130; US 6299701 B1 20011009