Heat resistant lubricating oil composition
US6191080A · kind A · utility
7Cited by
12References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 14, 1997 |
| Grant date | Feb 20, 2001 |
| Priority date | — |
| Expiry date | Feb 14, 2017 |
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 engines or gas turbines. The lubricating oil composition comprises a polyphenylthioether of formula {I} ##STR1## in a lubricating base oil, comprising any one of a polyol ester, dibasic acid ester, a polyphenyl ether, an organopolysiloxane and admixtures thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.