Use of adducts of 0, 0-dialkyldithiophosphoric acids

C - Chemistry – Metallurgy – 07 – F

Patent

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Details

C07F 9/173 (2006.01) C07F 9/165 (2006.01) C10M 137/10 (2006.01) C10M 153/04 (2006.01) C10M 159/12 (2006.01)

Patent

CA 2139438

The invention concerns adducts of O,O-dialkyldithiophosphoric acids, in which the alkvl groups have 4 to 18 carbon at- oms, with long-chain unsaturated monohydric alcohols or with addition products of ethylene oxide and/or propylene oxide with such alcohols. These adducts are suitable for use as metal-free. hydrolysis-stable anti-wear additives for lubricants.

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