Polyolefin-substituted dicarboxylic derivatives
US6268439A · kind A · utility
1Cited by
2References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 14, 1999 |
| Grant date | Jul 31, 2001 |
| Priority date | — |
| Expiry date | Jan 14, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10M2215/12
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Polyolefin-substituted dicarboxylic ester derivatives, having an ester group derived from a polyether polyol and process for making such; wherein the ester derivatives are useful additives in lubricating oil compositions and concentrates thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.