US3026345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing dialkyl aluminum hydrides
Assignee: Beazer East Inc
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Filing: 1958-02-05
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Granted: 1962-03-20
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Expires: 1978-02-05
Abstract
No abstract record available.
Inventors
- 👤 Elmer H Dobratz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:27
CPC Classifications
C; C07; C07F; C07F5/00; C07F5/06; C07F5/061; C07F5/065
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A PROCESS FOR THE PRODUCTION OF AN ALKYL ALUMINUM HYDRIDE COMPRISING FORMING A REACTION MIXTURE AND THEN REACTING SAID REACTION MIXTURE OF INACTIVE ALUMINUM, HYDROGEN, AN ALUMINUM COMPOUND SELECTED FROM THE CLASS CONSISTING OF ALUMINUM ALKYLS AND ALKYL ALUMINUM HYDRIDES AND SODIUM HYDROXIDE, ADDING AN ALPHA OLEFIN OF FROM TWO TO TEN CARBON ATOMS TO SAID REACTION MIXTURE THEREBY FORMING ALKYL ALUMINUM HYDRIDE BY THE REACTION OF SAID OLEFIN WITH SAID ALUMINUM COMPOUND AND HYDROGEN AND ACTIVATING ADDITIONAL ALUMINUM.
Claim 2
Dependent Claim
79 words
A PROCESS FOR THE PRODUCTION OF AN ALKYL ALUMINUM HYDRIDE COMPRISING FORMING A REACTION MIXTURE AND THEN REACTING SAID REACTION MIXTURE OF INACTIVE ALUMINUM, HYDROGEN, AN ALUMINUM COMPOUND SELECTED FROM THE CLASS CONSISTING OF ALUMINUM ALKYLS AND ALKYL ALUMINUM HYDRIDES AND SODIUM HYDROXIDE, ADDING AN ALPHA OLEFIN OF FROM TWO TO TEN CARBON ATOMS TO SAID REACTION MIXTURE THEREBY FORMING ALKYL ALUMINUM HYDRIDE BY THE REACTION OF SAID OLEFIN WITH SAID ALUMINUM COMPOUND AND HYDROGEN AND ACTIVATING ADDITIONAL ALUMINUM.
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) | 1965-03-19 | 1965-09-18 | 1966-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-19 | 1969-09-18 | 1970-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-19 | 1973-09-18 | 1974-03-20 | $7700.00 | Window Closed / Lapsed |