Lubricating oil composition containing cyclic organophosphorus compound
US6815402B2 · kind B2 · utility
5Cited by
6References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 27, 2002 |
| Grant date | Nov 9, 2004 |
| Priority date | — |
| Expiry date | Jun 27, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/30
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A lubricating oil composition which comprises at least one compound selected from specific cyclic organic phosphorus compounds is disclosed.The lubricating oil composition exhibits excellent extreme pressure property, seizure resistance and wear resistance and is advantageously used as bearing oil, gear oil, hydraulic oil and refrigerator oil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.