US2813908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydration of olefins with ion exchange resins catalyst
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1954-11-15
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Granted: 1957-11-19
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Expires: 1974-11-15
Abstract
No abstract record available.
Inventors
- 👤 David W Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:27
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/03; C07C29/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A PROCESS FOR CONVERTING A NORMAL MONOOLEFINIC HYDROCARBON FEED HAVING 2 TO 4 CARBON ATOMS PER MOLECULE INTO A HYDRATION PRODUCT WHICH COMPRISES MAINTAIN-ING A FEED MIXTURE OF SAID NORMAL OLEFINIC HYDROCARBON FEED AND WATER AT LEAST PARTLY IN LIQUID PHASE IN A CLOSED CONVERSION ZONE UNDER HYDRATION CONDITIONS AT A TEMPERATURE BETWEEN ABOUT 250 AND 425*F. IN CONTACT WITH A CATALYST WHICH COMPRISES A SULFONATED SYNTHETIC ARYL CATION EXCHANGE RESIN IN ITS ACID FORM POSSESSING ESSENTIALLY A HYDROCARBON SKELETON AND WHICH HAS AN ACIDITY OF ABOUT 2 TO 10 MILLIEQUIVALENTS PER GRAM AND IS STABLE AND INSOLUBLE UNDER THE REACTION CONDITIONS.
Claim 2
Dependent Claim
102 words
A PROCESS FOR CONVERTING A NORMAL MONOOLEFINIC HYDROCARBON FEED HAVING 2 TO 4 CARBON ATOMS PER MOLECULE INTO A HYDRATION PRODUCT WHICH COMPRISES MAINTAIN-ING A FEED MIXTURE OF SAID NORMAL OLEFINIC HYDROCARBON FEED AND WATER AT LEAST PARTLY IN LIQUID PHASE IN A CLOSED CONVERSION ZONE UNDER HYDRATION CONDITIONS AT A TEMPERATURE BETWEEN ABOUT 250 AND 425*F. IN CONTACT WITH A CATALYST WHICH COMPRISES A SULFONATED SYNTHETIC ARYL CATION EXCHANGE RESIN IN ITS ACID FORM POSSESSING ESSENTIALLY A HYDROCARBON SKELETON AND WHICH HAS AN ACIDITY OF ABOUT 2 TO 10 MILLIEQUIVALENTS PER GRAM AND IS STABLE AND INSOLUBLE UNDER THE REACTION CONDITIONS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-18 | 1961-05-20 | 1961-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-18 | 1965-05-20 | 1965-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-18 | 1969-05-20 | 1969-11-19 | $7700.00 | Window Closed / Lapsed |