US2500913A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxo synthesis followed by hydrogenation to alcohols
Assignee: Standard Oil Development Co
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Filing: 1948-01-23
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Granted: 1950-03-14
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Expires: 1968-01-23
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert E Schexnailder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:10
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/49; C07C45/50; C07C29/00; C07C29/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
IN A CARBONYLATION PROCESS WHEREIN OLEFINS AND ABOUT EQUIMOLAR AMOUNTS OF CARBON MONOXIDE AND HYDROGEN ARE CONTACTED IN A LIQUID PHASE WITH A CARBONYLATION CATALYST IN A CARBONYLATION ZONE UNDER PRESSURES OF 100 TO 300 ATMOSPHERES AND TEMPERATURES OF 200* TO 400*F., TO PRODUCE OXYGENATED ORGANIC REACTION PRODUCTS COMPRISING ALDEHYDES CONTAINING ONE MORE CARBON ATOM PER MOLECULE THAN SAID OLEFINS AND WHEREIN THE PRODUCTS FROM SAID INITIAL STAGE ARE SUBSEQUENTLY HYDROGENATED UNDER PRESSURES OF FROM 100 TO 300 ATMOSPHERES IN A SECOND STAGE TO FORM ALCOHOLS, THE IMPROVEMENT WHICH COMPRISES EMPLOYING AS A CARBONYLATION CATALYST IN SAID INITIAL STAGE, A CATALYST CONSISTING ESSENTIALLY OF SILICA HYDROGEL IMPREGNATED WITH COBALT, THORIA AND COPPER.
Claim 2
Dependent Claim
112 words
IN A CARBONYLATION PROCESS WHEREIN OLEFINS AND ABOUT EQUIMOLAR AMOUNTS OF CARBON MONOXIDE AND HYDROGEN ARE CONTACTED IN A LIQUID PHASE WITH A CARBONYLATION CATALYST IN A CARBONYLATION ZONE UNDER PRESSURES OF 100 TO 300 ATMOSPHERES AND TEMPERATURES OF 200* TO 400*F., TO PRODUCE OXYGENATED ORGANIC REACTION PRODUCTS COMPRISING ALDEHYDES CONTAINING ONE MORE CARBON ATOM PER MOLECULE THAN SAID OLEFINS AND WHEREIN THE PRODUCTS FROM SAID INITIAL STAGE ARE SUBSEQUENTLY HYDROGENATED UNDER PRESSURES OF FROM 100 TO 300 ATMOSPHERES IN A SECOND STAGE TO FORM ALCOHOLS, THE IMPROVEMENT WHICH COMPRISES EMPLOYING AS A CARBONYLATION CATALYST IN SAID INITIAL STAGE, A CATALYST CONSISTING ESSENTIALLY OF SILICA HYDROGEL IMPREGNATED WITH COBALT, THORIA AND COPPER.
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) | 1953-03-13 | 1953-09-12 | 1954-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-13 | 1957-09-12 | 1958-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-13 | 1961-09-12 | 1962-03-14 | $7700.00 | Window Closed / Lapsed |