Global Patent Index - EP 0025125 B1

EP 0025125 B1 19831130 - USE OF HYDROXY CARBOXYLIC ACIDS THAT CONTAIN SULPHUR AS CORROSION INHIBITORS FOR AQUEOUS SYSTEMS

Title (en)

USE OF HYDROXY CARBOXYLIC ACIDS THAT CONTAIN SULPHUR AS CORROSION INHIBITORS FOR AQUEOUS SYSTEMS

Publication

EP 0025125 B1 19831130 (DE)

Application

EP 80104710 A 19800809

Priority

DE 2933388 A 19790817

Abstract (en)

[origin: EP0025125A1] 1. The use of sulfur-containing hydroxycarboxylic acids corresponding to the following general formula see diagramm : EP0025125,P8,F1 in which R**1 is an alkyl radical containing from 6 to 16 carbon atoms and preferably from 6 to 12 carbon atoms, R**2 is an alkyl radical containing from 1 to 3 carbon atoms and n=1 or 0, or water-soluble salts thereof for preventing the corrosion of metals in aqueous systems in the pH range from 6 to 9, more particularly in industrial water systems.

IPC 1-7

C23F 11/16

IPC 8 full level

C23F 11/16 (2006.01)

CPC (source: EP)

C23F 11/16 (2013.01)

Designated contracting state (EPC)

AT BE CH FR GB IT LI NL

DOCDB simple family (publication)

EP 0025125 A1 19810318; EP 0025125 B1 19831130; AT E5488 T1 19831215; DE 2933388 A1 19810326; DE 2933388 C2 19870312

DOCDB simple family (application)

EP 80104710 A 19800809; AT 80104710 T 19800809; DE 2933388 A 19790817