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US3068263A
Expired / Lapsed
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Processes for preparing liquid stable aluminum alkoxide materials
Assignee: Stauffer Chemical Co
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Filing: 1959-12-23
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Granted: 1962-12-11
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Expires: 1979-12-23
Abstract
No abstract record available.
Inventors
- 👤 William E Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:39
CPC Classifications
C; C07; C07F; C07F5/00; C07F5/06; C07F5/069
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
203 words
A PROCESS FOR PRODUCING LIQUID STABLE ALUMINUM ALKOXIDE HAVING LESS THAN FOUR CARBON ATOM ALKOXY RADICALS, COMPRISING THE STEPS OF BLENDING WITH A LIQUID PREPARATION OF SAID ALUMINUM ALKOXIDE IN ALCOHOL ADDITION SELECTED FROM THE GROUP CONSISTING OF ANY OF THE ISOMERIC PRIMARY ALCOHOLS, T. AMYL ALCOHOL, AND S. BUTYL ALCOHOL TO EFFECT AN EQUIVALENT MOLAR REPLACEMENT OF THE LOWER ALKOXY RADICAL BY SAID ADDED ALCOHOL WHICH FORMS A SUBSTITUTIONARY ALKOXY RADICAL BONDED WITH THE ALUMINUM ATOM OF SAID ALUMINUM ALKOXIDE TO PRODUCE THEREBY AN ALCOHOL HAVING LESS THAN FOUR CARBON ATOMS AND WHICH IS FORMED FROM THE REPLACED ALKOXY RADICAL, SAID ADDED ALCOHOL BEING IN AN AMOUNT WHICH LEAVES A REMAINDER OF REPLACEABLE ALKOXY RADICALS OF LESS THAN FOUR CARBON ATOMS BONDED WITH THE ALUMINUM ATOMS SO THAT THE COMPOSITION CONTAINS AN AMOUNT OF LOWER CARBON ATOM ALKOXY MATERIAL EQUIVALENT TO FROM ABOUT 95% TO ABOUT 40% ALUMINUM ALKOXIDE HAVING LESS THAN FOUR CARBON ATOMS, AND HEATING THE BLENDED MIXTURE OF ALUMINUM ALKOXIDE AND SAID ADDED ALCOHOL TO REMOVE THE REPLACED ALKOXY RADICAL OF LESS THAN FOUR CARBON ATOMS AS ALOWER BOILING ALCOHOL TO PRODUCE A MIXTURE WHICH IS OF LIQUID STATE AND CHARACTERIZED BY ITS LIQUID-STABLE CONDITION OVER EXTENDED STORAGE PERIODS.
Claim 2
Dependent Claim
203 words
A PROCESS FOR PRODUCING LIQUID STABLE ALUMINUM ALKOXIDE HAVING LESS THAN FOUR CARBON ATOM ALKOXY RADICALS, COMPRISING THE STEPS OF BLENDING WITH A LIQUID PREPARATION OF SAID ALUMINUM ALKOXIDE IN ALCOHOL ADDITION SELECTED FROM THE GROUP CONSISTING OF ANY OF THE ISOMERIC PRIMARY ALCOHOLS, T. AMYL ALCOHOL, AND S. BUTYL ALCOHOL TO EFFECT AN EQUIVALENT MOLAR REPLACEMENT OF THE LOWER ALKOXY RADICAL BY SAID ADDED ALCOHOL WHICH FORMS A SUBSTITUTIONARY ALKOXY RADICAL BONDED WITH THE ALUMINUM ATOM OF SAID ALUMINUM ALKOXIDE TO PRODUCE THEREBY AN ALCOHOL HAVING LESS THAN FOUR CARBON ATOMS AND WHICH IS FORMED FROM THE REPLACED ALKOXY RADICAL, SAID ADDED ALCOHOL BEING IN AN AMOUNT WHICH LEAVES A REMAINDER OF REPLACEABLE ALKOXY RADICALS OF LESS THAN FOUR CARBON ATOMS BONDED WITH THE ALUMINUM ATOMS SO THAT THE COMPOSITION CONTAINS AN AMOUNT OF LOWER CARBON ATOM ALKOXY MATERIAL EQUIVALENT TO FROM ABOUT 95% TO ABOUT 40% ALUMINUM ALKOXIDE HAVING LESS THAN FOUR CARBON ATOMS, AND HEATING THE BLENDED MIXTURE OF ALUMINUM ALKOXIDE AND SAID ADDED ALCOHOL TO REMOVE THE REPLACED ALKOXY RADICAL OF LESS THAN FOUR CARBON ATOMS AS ALOWER BOILING ALCOHOL TO PRODUCE A MIXTURE WHICH IS OF LIQUID STATE AND CHARACTERIZED BY ITS LIQUID-STABLE CONDITION OVER EXTENDED STORAGE PERIODS.
References Cited (Backward Citations)
US2687423A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-10 | 1966-06-11 | 1966-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-10 | 1970-06-11 | 1970-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-10 | 1974-06-11 | 1974-12-11 | $7700.00 | Window Closed / Lapsed |