High VI synthetic lubricants from cracked refined wax
US5136118A · kind A · utility
31Cited by
9References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 23, 1990 |
| Grant date | Aug 4, 1992 |
| Priority date | — |
| Expiry date | Aug 23, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2020/01
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process is disclosed for the production of synthetic hydrocarbon lubricants having high viscosity index by oligomerizing a mixture of alpha-olefins comprising the reaction product from the thermal cracking of refined wax. The oligomerization is carried out with Lewis acid catalyst or reduced chromium oxide on porous support.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.