Global Patent Index - EP 0015491 B1

EP 0015491 B1 19820512 - AQUEOUS EMULSIONS FOR METAL WORKING AND CONCENTRATES FOR THEIR PREPARATION

Title (en)

AQUEOUS EMULSIONS FOR METAL WORKING AND CONCENTRATES FOR THEIR PREPARATION

Publication

EP 0015491 B1 19820512 (DE)

Application

EP 80100961 A 19800227

Priority

FR 7905387 A 19790301

Abstract (en)

[origin: EP0015491A1] 1. Aqueous emulsions of the oil-in-water type for metal processing, characterized in that they contain at least from 0.1 to 2 parts, relative to 100 parts of the emulsion, of a secondary C10 -C18 -alkane sulfonate, or a mixture of such a salt with petroleum sulfonates in the form of their alkali metal salts having a molecular weight of from 400 to 600, in a ratio of from 1:3 to 3:1, preferably in a ratio of 1:1.

IPC 1-7

C10M 1/06; C10M 1/38

IPC 8 full level

C10M 173/00 (2006.01)

CPC (source: EP)

C10M 173/00 (2013.01); C10M 2201/02 (2013.01); C10M 2207/021 (2013.01); C10M 2207/125 (2013.01); C10M 2207/129 (2013.01); C10M 2209/104 (2013.01); C10M 2211/08 (2013.01); C10M 2215/08 (2013.01); C10M 2215/082 (2013.01); C10M 2215/28 (2013.01); C10M 2219/044 (2013.01); C10N 2040/20 (2013.01); C10N 2050/01 (2020.05)

Designated contracting state (EPC)

BE CH DE GB IT NL SE

DOCDB simple family (publication)

EP 0015491 A1 19800917; EP 0015491 B1 19820512; DE 3060399 D1 19820701; FR 2450275 A1 19800926; FR 2450275 B1 19820611

DOCDB simple family (application)

EP 80100961 A 19800227; DE 3060399 T 19800227; FR 7905387 A 19790301