Compound comprising polyamine, acidic and boron functionalities and its use as a lubricant additive
US11111452B2 · kind B2 · utility
1Cited by
3References
20Claims
0Family size
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Key dates
| Filing date | May 30, 2018 |
| Grant date | Sep 7, 2021 |
| Priority date | — |
| Expiry date | May 30, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/252
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A product resulting from the reaction of at least: a hydroxybenzoic acid, optionally substituted by a hydrocarbyl group, a boron compound, an amine component selected from a di-fatty-alkyl(ene) polyalkylamine composition including one or more polyalkylamines of formulae (I) or (II). A lubricant composition includes this product. Use of this product as a lubricant for two-stroke marine engines and four-stroke marine engines, more preferably two-stroke marine engines.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.