Emulsifiable lubricating compositions
Abstract
Abstract AN OIL-IN-WATER EMULSIONS HAVING SUPERIOR LUBRICATING AND COOLING PROPERTIES IS COMPRISED OF ABOUT 50-99 WEIGHT PERCENT WATER AND ABOUT 1 TO 50 WEIGHT PERCENT OF AN OLEAGINOUS COMPONENT CONTAINING A MINERAL OIL, AN UNSATURATED FATTY ESTER OF A MONOHYDRIC ALCOHOL, AND AN ALKANOLAMINE SALT OF AN ALIPHATIC ALCOHOL POLYALKYLENOXY PHOSPHATE ESTER ACID. IT IS PREFERRED THAT THE MINERAL OIL HAVE A VISCOSITY OF ABOUT 100 TO 2000 SUS AT 100*F., AND TYPICALLY THE ALKANOLAMINE USED TO FORM THE SALT OF THE PHOSPHATE ESTER CAN BE TRIETHANOLAMINE. THE VISCOSITY OF THE EMULSION AND AN IMPROVEMENT IN ITS ADHESIVE PROPERTIES CAN BE OBTAINED BY INCLUDING A HYDROCOLLOID IN THE WATER OF THE EMULSION.
Inventors
- 👤 Howard J Matson
Bibliographic Details
Claims Analysis
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-25 | 1974-07-27 | 1975-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-25 | 1978-07-27 | 1979-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-25 | 1982-07-27 | 1983-01-26 | $7700.00 | Window Closed / Lapsed |