Lubricating oil composition for internal combustion engines
US6114288A · kind A · utility
35Cited by
18References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 3, 1999 |
| Grant date | Sep 5, 2000 |
| Priority date | — |
| Expiry date | May 3, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2050/10
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Lubricating oil composition for internal combustion engines having a high temperature shear viscosity of from 2.1 to less than 2.9 mPas wherein the lubricating base oil comprises 1) a zinc dialkyldithiophosphate, 2) a metallic detergent chosen from calcium alkylsalicylate and a mixture of calcium alkylsalicylate and magnesium alkylsalicylate and optionally 3) friction modifier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.