Metalworking oil composition and metalworking method
US11214751B2 · kind B2 · utility
1Cited by
2References
17Claims
0Family size
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Key dates
| Filing date | Aug 24, 2017 |
| Grant date | Jan 4, 2022 |
| Priority date | — |
| Expiry date | Aug 24, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/20
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Provided are: a metalworking oil composition having excellent workability and rust inhibiting performance, which is prepared by blending (A) at least one carboxylate selected from a polyhydric alcohol ester of a monocarboxylic acid and a monohydric alcohol ester of a polycarboxylic acid, (B) a phosphorus-containing compound, and (C) a rust inhibitor, wherein the monocarboxylic acid has 9 or more and 21 or less carbon atoms, and the content of the carboxylate is 0.6% by mass or more based on the total amount of the composition; and a metalworking method using the composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.