Lubricants for electric and hybrid vehicle applications
US11085006B2 · kind B2 · utility
1Cited by
14References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 12, 2019 |
| Grant date | Aug 10, 2021 |
| Priority date | — |
| Expiry date | Jul 12, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/16
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present disclosure relates to methods of lubricating an electric or a hybrid-electric transmission using a lubricant including a solvent system with a blend of one or more base oils with a branched diester and one or more poly(meth)acrylate copolymers, transmissions therefor, and lubricating compositions suitable for such applications that exhibit good lubricant properties, good electrical properties, and good cooling efficiency at the same time.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.