Lubricating grease composition containing pyrrolidone derivative as grease thickener
US4253979A · kind A · utility
4Cited by
11References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 5, 1979 |
| Grant date | Mar 3, 1981 |
| Priority date | — |
| Expiry date | Feb 5, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2010/06
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A grease composition having excellent high temperature and multipurpose properties comprising a lubricating oil and an effective amount of a thickener which is a selected pyrrolidone compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.