Heat resistant lubricating oil composition
US6586376B1 · kind B1 · utility
7Cited by
13References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 14, 2000 |
| Grant date | Jul 1, 2003 |
| Priority date | — |
| Expiry date | Apr 14, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/28
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A heat resistant lubricating oil composition which exhibits high heat resistance and oxidation resistance under high temperature conditions, and can withstand severe working conditions, as in jet engine turbines. The lubricating oil composition comprises a polyphenylthioether of formula I in a lubricating base oil, comprising any one of a polyol ester, a polyphenyl ether, an organopolysiloxane and mixtures thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.