Dual purpose cutting oil composition
US4210544A · kind A · utility
11Cited by
5References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 18, 1976 |
| Grant date | Jul 1, 1980 |
| Priority date | — |
| Expiry date | Aug 18, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/22
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Described are dual purpose cutting oils which serve as heavy duty cutting oils and machine lubricants in automatic screw machines. The oils comprise a base oil, a combination of extreme pressure agents comprising primarily a di-tertiary alkyl polysulfide, a chlorinated paraffin, and a copper corrosion inhibitor comprising a sulfur scavenger such as a 2,5-bis(n-alkyldithio)thiadiazole.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.