Branched ether esters as viscosity index modifiers
US5080834A · kind A · utility
5Cited by
4References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 18, 1990 |
| Grant date | Jan 14, 1992 |
| Priority date | — |
| Expiry date | Oct 18, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C69/593
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention deals with novel internal branched ether esters based upon novel ether alcohols. These materials are useful as viscosity index modifiers where outstanding liquidity, resistance to oxidation, and minimal variation in viscosity as a function of temperature is required.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.