Metalworking lubricant comprising an oil-in-water microemulsion
US4781848A · kind A · utility
10Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 21, 1987 |
| Grant date | Nov 1, 1988 |
| Priority date | — |
| Expiry date | May 21, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2050/01
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A metalworking lubricant comprising an oil-in-water microemulsion and containing about 1-30 wt % natural or synthetic oil; about 0.5-30 wt % of a water-soluble surfactant, preferably a nonionic surfactant; about 1-20 wt % of an organic consurfactant, preferably 1,2-octanediol; and about 45-97.5 wt % water containing less than about 1 wt % dissolved inorganic salts. The lubricant is suitable for various metalworking methods, including hot rolling and cold rolling of aluminum and aluminum alloys.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.