High performance lubricant containing high molecular weight aromatic amine antioxidant and low boron content dispersant
US7863227B2 · kind B2 · utility
0Cited by
8References
17Claims
0Family size
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Key dates
| Filing date | Mar 16, 2007 |
| Grant date | Jan 4, 2011 |
| Priority date | — |
| Expiry date | Jun 13, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2030/36
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method for improving the seal integrity, oxidation resistance, thermal breakdown deposit protection of lubricating oil by combining a base stock and/or base oil with a high molecular weight aromatic amine and a low boron content dispersant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.