Lithium soap grease containing monolithium borate
Abstract
Abstract A GREASE COMPOSITION THAT COMBINES GOOD WATER RESISTANCE, GOOD MECHANICAL STABILITY AND HIGH OIL RETENTION WITH EXCELLENT OXIDATION STABILITY AND HIGH DROPPING POINT IS PREPARED BY THE USE OF A NOVEL THICKENER SYSTEM WHOSE ESSENTIAL COMPONENTS INCLUDE A COMBINATION OF THE MONOLITHIUM SALT OF BORIC ACID; AND A LITHIUM SOAP OF A 9-, 10-, OR 12-HYDROXY C12 TO C24 FATTY ACID, E.G., LITHIUM 12HYDROXYSTEARATE. FURTHER IMPROVEMENT IN THIS TYPE OF GREASE RESULTS WHEN A THIRD THICKENER COMPONENT IS INCLUDED, THIS BEING A LITHIUM SALT FORMED IN SITU IN THE GREASE FROM A SECOND HYDROXY CARBOXYLIC ACID OF FROM 3 TO 14 CARBON ATOMS WHEREIN THE OH GROUP IS ATTACHED TO A CARBON ATOM NOT MORE THAN 6 CARBON ATOMS REMOVED FROM THE CARBOXYL GROUP, AND WHEREIN EITHER OF THOSE GROUPS MAY BE ATTACHED TO EITHER ALIPHATIC OR AROMATIC PORTIONS OF A MOLECULE.
Inventors
- 👤 G Harting
Bibliographic Details
Claims Analysis
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| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 1976-09-10 | 1977-03-12 | 1977-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-10 | 1981-03-12 | 1981-09-11 | $3760.00 | Window Closed / Lapsed |
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