Procedure for producing poly-alpha-olefine-type lubricants
US4956512A · kind A · utility
31Cited by
6References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 14, 1988 |
| Grant date | Sep 11, 1990 |
| Priority date | — |
| Expiry date | Nov 14, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2020/01
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
In producing lubricants by oligomerizing alpha-olefins with the aid of a catalyst of a BF.sub.3 and alcohol or carboxylic acid cocatalyst, the utilized catalyst complex can be recovered by distillation and reused as catalyst in a similar oligomerizing process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.