Functional fluid compositions containing epoxide acid scavengers
US7018559B2 · kind B2 · utility
3Cited by
7References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 8, 2001 |
| Grant date | Mar 28, 2006 |
| Priority date | — |
| Expiry date | Nov 9, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/08
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A phosphate ester-based functional fluid composition that generates reduced levels of carboxylic acid during use by incorporating at least one acid scavenger selected from the epoxides of the invention. The phosphate ester-based functional fluids are particularly useful as hydraulic fluids.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.