Phosphorus-sulfur olefinic derivatives as multifunctional lubricants and multifunctional additives for lubricants
US5037567A · kind A · utility
8Cited by
10References
68Claims
0Family size
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Key dates
| Filing date | Dec 30, 1988 |
| Grant date | Aug 6, 1991 |
| Priority date | — |
| Expiry date | Dec 30, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/08
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Addition reaction products of phosphorus and sulfur-containing moieties to alpha olefins, internal olefins and functionalized olefins provides superior multifunctional additives for lubricating oils, greases and fuels and/or superior functionalized lubricants with multifunctional properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.