Lubricating oil containing an alkyl alkoxyalkylxanthate and zinc dialkyldithiophosphate
US5026492A · kind A · utility
0Cited by
4References
8Claims
0Family size
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Key dates
| Filing date | Sep 7, 1989 |
| Grant date | Jun 25, 1991 |
| Priority date | — |
| Expiry date | Sep 7, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/28
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The addition of an alkyl alkoxyalkylxanthate and a metal thiophosphate to a lubricating oil results in an unexpected synergistic improvement in the antiwear performance of the oil. Butyl ethoxyethylxanthate and zinc dialkyldithiophosphate are most preferred additives.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.