Patent US2800451A successfully refreshed from Google Patents.
US2800451A
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Process for making alkyl phenolic materials and derivatives thereof
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1953-05-25
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Granted: 1957-07-23
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Expires: 1973-05-25
Abstract
No abstract record available.
Inventors
- 👤 Henry O Mottern
- 👤 Theodore J Peters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:31
CPC Classifications
C; C07; C07C; C07C37/00; C07C37/68; C07C37/88; C07C37/11; C07C37/14
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
101 words
A PROCESS FOR FORMING METAL ALKYL SULFIDES WHICH COMPRISES ALKYLATING PHENOL WITH AN OLEFIN HYDROCARBON HAVING IN THE RANGE OF ABOUT 4 TO 20 CARBON ATOMS IN THE PRESENCE OF BORON FLUORIDE CATALYST, RECOVERING AN ALKYL PHENOL PRODUCT CONTAINING SAID CATALYST, MIXING THEREWITH A C10-C20 ALIPHATIC ALCOHOL IN AN AMOUNT IN THE RANGE OF ABOUT 5 TO 20%. BBASED ON SAID PRODUCT, REACTING THE RESULTING-MIXTURE WITH A SULFUR CHLORIDE TO FORM AN ALKYL PHENEOL SULFUR, DISSOLVING SAID SULFUR IN A MINERAL LUBRICANT BASE STOCK, AND REACTING SAID SULFUR WITH AN ALKALINE ERTH METAL HYDROXIDE TO FORM THE METAL SALT DERIVATIVE THEREOF.
References Cited (Backward Citations)
US2294145A
Cited
US2406564A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-22 | 1961-01-21 | 1961-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-22 | 1965-01-21 | 1965-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-22 | 1969-01-21 | 1969-07-23 | $7700.00 | Window Closed / Lapsed |