| 摘要 |
Composition of lubricating oil which comprises: a) a greater portion of synthetic lubricating component or a mixture of synthetic lubricating component and a mineral base for lubricating oils, the synthetic lubricating component being prepared by the oligomerization and subsequent hydrogenation and the possible removal of low-boiling by-products, of a composition of olefins basically consisting of: 1) a mixture of n-olefins having a content of olefins from C14 to C17, preferably from C15 to C16, of at least 80%, preferably greater than 85%, 2) alpha olefins from C15 to C17, preferably basically C16, the content of the alpha olefin (2) being from 5 to 25% by weight, preferably from 10 to 20%, with respect to the sum of (1) + (2).
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