Title (en)

Pourable aqueous dispersions of polycarboxylic acid corrosion inhibitors.

Title (de)

Fliessfähige wässrige Dispersionen von Polycarbonsäure-Korrosionsinhibitoren.

Title (fr)

Dispersions aqueuses coulables d'acides polycarboxyliques, utilisés comme inhibiteurs de corrosion.

Publication

EP 0511163 A1 19921028 (DE)

Application

EP 92810280 A 19920415

Priority

CH 122891 A 19910424

Abstract (en)

High-percentage pourable dispersions of corrosion inhibitors can be prepared by stirring a filter cake of the corrosion inhibitor with a dispersing agent and a thickener. These dispersions are stable on storage.

Abstract (de)

Hochprozentige fließfähige Dispersionen von Korrosionsinhibitoren lassen sich durch Verrühren eines Filterkuchens des Korrosionsinhibitor mit einem Dispergiermittel und einem Verdicker herstellen. Diese Dispersionen sind lagerstabil.

IPC 1-7

C23F 11/10

IPC 8 full level

C09K 15/06 (2006.01); C09K 15/30 (2006.01); C23F 11/10 (2006.01); C23F 11/14 (2006.01)

CPC (source: EP US)

C23F 11/10 (2013.01 - EP US)

Citation (search report)

• [Y] EP 0201958 A1 19861120 - AKZO NV [NL]
• [YD] EP 0129506 A2 19841227 - CIBA GEIGY AG [CH]
• [AD] EP 0046139 B1 19840718
• [A] GB 2149782 A 19850619 - SCRAS
• [A] DE 3142059 A1 19830505 - HOECHST AG [DE]
• [Y] CHEMICAL ABSTRACTS, vol. 94, no. 6, 9. Februar 1981, Columbus, Ohio, US; abstract no. 35219W, JAPAN ORGANO CO LTD.: 'Corrosion inhibition of metals in water' Seite 297 ;

Designated contracting state (EPC)

BE DE ES FR GB IT NL

DOCDB simple family (publication)

EP 0511163 A1 19921028; EP 0511163 B1 19950726; BR 9201495 A 19921124; CA 2066806 A1 19921025; CA 2066806 C 20020312; DE 59203008 D1 19950831; ES 2075671 T3 19951001; JP 3259185 B2 20020225; JP H05179243 A 19930720; MX 9201868 A 19921001; US 5549847 A 19960827

DOCDB simple family (application)

EP 92810280 A 19920415; BR 9201495 A 19920423; CA 2066806 A 19920422; DE 59203008 T 19920415; ES 92810280 T 19920415; JP 13189692 A 19920424; MX 9201868 A 19920423; US 34501394 A 19941123