US4021369A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ion-exchanged transition metal catalysts for the direct oxidation of olefins to epoxyalcohols
Assignee: Sun Ventures Inc
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Filing: 1975-02-05
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Granted: 1977-05-03
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Expires: 1995-02-05
Abstract
Abstract Acylic or cyclic epoxyalcohols can be prepared by direct oxidation of an olefin when there is employed a ion-exchanged bimetallic catalyst, wherein one metal is from Groups IB or VIII, and the other from Group V or VI.
Inventors
- 👤 James E. Lyons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:16
CPC Classifications
C; C07; C07D; C07D303/00; C07D303/02; C07D303/12; C07D303/14; B; B01; B01J; B01J31/00; B01J31/02; B01J31/06; B01J31/08; B01J31/10; B01J2231/00; B01J2231/70; B01J2231/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
22 words
A catalyst for the oxidation of olefins to form epoxyalcohols comprising a sulfonic acid-type divinylbenzene-polystyrene ion-exchange resin having valence-bonded rhodium and vanadium.
Claim 2
Dependent Claim
22 words
A catalyst for the oxidation of olefins to form epoxyalcohols comprising a sulfonic acid-type divinylbenzene-polystyrene ion-exchange resin having valence-bonded rhodium and vanadium.
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) | 1980-05-02 | 1980-11-01 | 1981-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-05-02 | 1984-11-01 | 1985-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-05-02 | 1988-11-01 | 1989-05-03 | $7700.00 | Window Closed / Lapsed |