Polyalkylene glycols useful as lubricant additives for hydrocarbon base oils
US9850447B2 · kind B2 · utility
1Cited by
18References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 13, 2014 |
| Grant date | Dec 26, 2017 |
| Priority date | — |
| Expiry date | May 28, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/30
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Provided are lubricant compositions comprising a base oil, a polyoxypropylene polymer, and a butyleneoxy based polyoxyalkylene polymer. The base oil, polyoxypropylene polymer and polyoxyalkylene polymer are soluble with one another.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.