Lubricant additives
US8198223B2 · kind B2 · utility
9Cited by
4References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 1, 2011 |
| Grant date | Jun 12, 2012 |
| Priority date | — |
| Expiry date | Aug 1, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P30/20
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Processes are described for producing liquid, biobased lubricant additives containing from 50 to 100% biobased carbon according to ASTM D6866 from heat-bodied oils by transesterification with biobased or petroleum based alcohols and by hydrotreatment of at least the resulting diesters, triesters and polyesters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.