Metal working oil composition and metal working method

C - Chemistry – Metallurgy – 10 – M

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C10M 141/10 (2006.01) B21J 3/00 (2006.01) C10M 105/74 (2006.01) C10M 137/10 (2006.01) C10M 169/04 (2006.01)

Patent

CA 2189667

A metal working oil composition containing at least 25 wt.% of one or more zinc dithiophosphates represented by general formula (1) as component (A) and if necessary 0.1-50 wt.% of a molybdenum compound as component (B), wherein R1 to R4 represent each a hydrocarbon group.

Composition d'huile pour l'usinage d'un métal renfermant au moins 25 % en poids de 1 ou plusieurs dithiophosphates de zinc représentés par la formule générale (1) comme composant (A) et, au besoin, de 0,1 à 50 % en poids d'un composé de molybdène comme composant (B). Dans la formule (1), R?1¿ à R?4¿ représentent chacun un groupe hydrocarbure.

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