US2976265A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing epoxide compositions using a dehydrated acid cation exchange resin catalyst
Assignee: SC Johnson and Son Inc
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Filing: 1955-04-26
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Granted: 1961-03-21
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Expires: 1975-04-26
Abstract
No abstract record available.
Inventors
- 👤 John W Pearce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:42
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/91; C08G63/914; B; B01; B01J; B01J31/00; B01J31/02; B01J31/06; B01J31/08; B01J31/10; C07; C07D; C07D301/00; C07D301/02; C07D301/03; C07D301/14; C07D303/00; C07D303/02; C07D303/38; C07D303/40; C07D303/42; C08G59/00; C08G59/02; C08G59/027; B01J2231/00; B01J2231/70; B01J2231/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
IN THE EPOXIDATION OF A HYDROPHILIC ORGANIC COMPOUND HAVING AN OLEFINIC UNSATURATED ALIPHATIC PORTION BY REACTING AT BELOW BOILING TEMPERATURES MIXTURES OF SAID COMPOUND AND A PERORGANIC ACID SELECTED FROM THE GROUP CONSISTING OF PERACETIC ACID, PERFORMIC ACID AND PERBENZOIC ACID, THE IMPROVEMENT COMPRISING FORMING SAID PERORGANIC ACID IN SITU WITH SAID ORGANIC COMPOUND AND SIMULTANEOUSLY DURING THE EPOXIDATION REACTION, BY REACTING AN ORGANIC ACID SELECTED FROM THE GROUP CONSISTING OF ACETIC ACID, FORMIC ACID AND BENZOIC ACID WITH HYDROGEN PEROXIDE IN THE PRESENCE OF A DEHYDRATED SULFONIC ACID CATION EXCHANGE RESIN CATALYST.
Claim 2
Dependent Claim
93 words
IN THE EPOXIDATION OF A HYDROPHILIC ORGANIC COMPOUND HAVING AN OLEFINIC UNSATURATED ALIPHATIC PORTION BY REACTING AT BELOW BOILING TEMPERATURES MIXTURES OF SAID COMPOUND AND A PERORGANIC ACID SELECTED FROM THE GROUP CONSISTING OF PERACETIC ACID, PERFORMIC ACID AND PERBENZOIC ACID, THE IMPROVEMENT COMPRISING FORMING SAID PERORGANIC ACID IN SITU WITH SAID ORGANIC COMPOUND AND SIMULTANEOUSLY DURING THE EPOXIDATION REACTION, BY REACTING AN ORGANIC ACID SELECTED FROM THE GROUP CONSISTING OF ACETIC ACID, FORMIC ACID AND BENZOIC ACID WITH HYDROGEN PEROXIDE IN THE PRESENCE OF A DEHYDRATED SULFONIC ACID CATION EXCHANGE RESIN CATALYST.
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) | 1964-03-20 | 1964-09-19 | 1965-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-20 | 1968-09-19 | 1969-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-20 | 1972-09-19 | 1973-03-21 | $7700.00 | Window Closed / Lapsed |