US2704294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxidation process
Assignee: Celanese Corp
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Filing: 1951-06-30
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Granted: 1955-03-15
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Expires: 1971-06-30
Abstract
No abstract record available.
Inventors
- 👤 Jr Chester S Morgan
- 👤 Nat C Robertson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:57
CPC Classifications
B; B01; B01J; B01J31/00; B01J31/02; B01J31/04; B01J2231/00; B01J2231/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
PROCESS FOR THE PRODUCTION OF OXYGENATED ORGANIC COMPOUNDS WHICH COMPRISES OXIDIZING AN ALIPHATIC HYDROCARBON BY PASSING AN OXYGEN-CONTAINING GAS THROUGH A REACTION MIXTURE COMPRISING A SOLUTION OF SAID HYDROCARBON IN A OXIDATION-RESISTANT SOLVENT THEREFOR UNDER CONDITIONS OF ELEVATED TEMPERATURE AND SUPERATMOSPHERIC PRESSURE TO CAUSE THE OXIDATION REACTION TO PROCEED, SAID SOLUTION CONTAINING BOTH A CATALYST FAVORING THE OXIDATION OF SAID HYDROCARBON AND, AS A MODERATOR OF THE OXIDATION REACTION TO INHIBIT OXIDATION OF INTERMEDIATE ESTER AND KETONE OXIDATION PRODUCTS PRODUCED IN SAID REACTION, 2 TO 20% ON THE WEIGHT OF THE SOLVENT OF A SALT OF A STRONG BASE AND WEAK ACID, SAID SALT BEING SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL SALTS, ALKALINE EARTH METAL SALTS AND QUATERNARY AMMONIUM HYDROXIDE SALTS.
Claim 2
Dependent Claim
123 words
PROCESS FOR THE PRODUCTION OF OXYGENATED ORGANIC COMPOUNDS WHICH COMPRISES OXIDIZING AN ALIPHATIC HYDROCARBON BY PASSING AN OXYGEN-CONTAINING GAS THROUGH A REACTION MIXTURE COMPRISING A SOLUTION OF SAID HYDROCARBON IN A OXIDATION-RESISTANT SOLVENT THEREFOR UNDER CONDITIONS OF ELEVATED TEMPERATURE AND SUPERATMOSPHERIC PRESSURE TO CAUSE THE OXIDATION REACTION TO PROCEED, SAID SOLUTION CONTAINING BOTH A CATALYST FAVORING THE OXIDATION OF SAID HYDROCARBON AND, AS A MODERATOR OF THE OXIDATION REACTION TO INHIBIT OXIDATION OF INTERMEDIATE ESTER AND KETONE OXIDATION PRODUCTS PRODUCED IN SAID REACTION, 2 TO 20% ON THE WEIGHT OF THE SOLVENT OF A SALT OF A STRONG BASE AND WEAK ACID, SAID SALT BEING SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL SALTS, ALKALINE EARTH METAL SALTS AND QUATERNARY AMMONIUM HYDROXIDE SALTS.
References Cited (Backward Citations)
US2274057A
Cited
US2265948A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-14 | 1958-09-13 | 1959-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-14 | 1962-09-13 | 1963-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-14 | 1966-09-13 | 1967-03-15 | $7700.00 | Window Closed / Lapsed |