Use of a hydrocarbyl-substituted salicylic acid detergent as an inhibitor of lead corrosion
US10907111B2 · kind B2 · utility
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11References
17Claims
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Key dates
| Filing date | Dec 17, 2015 |
| Grant date | Feb 2, 2021 |
| Priority date | — |
| Expiry date | Dec 17, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/25
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
This invention relates to the use of a metallic or non-metallic detergent which is a hydrocarbyl-substituted salicylic acid or a derivative thereof in a non-aqueous lubricant composition as an inhibitor of lead corrosion associated with ashless, organic ester, anti-wear additives and/or friction modifiers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.