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US2835685A Expired / Lapsed US ⏱️ 0.0 years remaining

Metal triacylates of unsaturated higher molecular monocarboxylic acids

Assignee: J W Ayers & Co
•
Filing: 1955-03-17
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Granted: 1958-05-20
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Expires: 1975-03-17
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Abstract

No abstract record available.

Inventors

  • 👤 Rinse Jacobus

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 04:14
CPC Classifications
C; C08; C08G; C08G79/00; C08G79/10; C07; C07C; C07C2603/00; C07C2603/02; C07C2603/04; C07C2603/22; C07C2603/26

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 145 words
A PROCESS FOR THE PRODUCTION OF SUBSTANTIALLY PURE ALUMINUM TRIACYLATES OF UNSATURATED HIGHER MOLECULAR MONOCARBOXYLIC ACIDS COMPRISING, MIXING AND REACTING AN ALUMINUM R-OXIDE OF A HYDROXY HYDROCARBON VAPORIZABLE AT A TEMPERATURE BELOW THE DECOMPOSITION TEMPERATURE OF THE TRIACYLATE BEING FORMED WITH A MONOBASIC HIGHER MOLECULAR UNSATURATED CARBOXYLIC ACID IN A MOL RATIO OF APPROXIMATELY 1:3 IN A REACTION MASS CONTAINING AT LEAST 3 MOLS OF SAID ACID PER MOL OF SAID OXIDE DURING SUBSTANTIALLY THE WHOLE OF THE REACTION PERIOD, EFFECTING SAID REACTION BY HEATING AT ELEVATED TEMPERATURES WHICH CAUSE VAPORIZING OFF FROM THE REACTING MASS THE HYDROXY HYDROCARBON BEING LIBERATED BY THE REACTION, CONTINUING THE HEATING AN VAPORIZATION AT GRADUALLY INCREASING TEMPERATURES UNTIL ABOUT THREE MOLECULES OF LIBERATED HYDROXY HYDROCARBON AND AS WELL ANY SOLVENT PRESENT HAVE BEEN REMOVED, WHEREBY AN ALUMINUM TRIACYLATE IS OBTAINED IN A FORM SUBSTANTIALLY FREE OF SIDE REACTION PRODUCT.
Claim 2
Dependent Claim 145 words
A PROCESS FOR THE PRODUCTION OF SUBSTANTIALLY PURE ALUMINUM TRIACYLATES OF UNSATURATED HIGHER MOLECULAR MONOCARBOXYLIC ACIDS COMPRISING, MIXING AND REACTING AN ALUMINUM R-OXIDE OF A HYDROXY HYDROCARBON VAPORIZABLE AT A TEMPERATURE BELOW THE DECOMPOSITION TEMPERATURE OF THE TRIACYLATE BEING FORMED WITH A MONOBASIC HIGHER MOLECULAR UNSATURATED CARBOXYLIC ACID IN A MOL RATIO OF APPROXIMATELY 1:3 IN A REACTION MASS CONTAINING AT LEAST 3 MOLS OF SAID ACID PER MOL OF SAID OXIDE DURING SUBSTANTIALLY THE WHOLE OF THE REACTION PERIOD, EFFECTING SAID REACTION BY HEATING AT ELEVATED TEMPERATURES WHICH CAUSE VAPORIZING OFF FROM THE REACTING MASS THE HYDROXY HYDROCARBON BEING LIBERATED BY THE REACTION, CONTINUING THE HEATING AN VAPORIZATION AT GRADUALLY INCREASING TEMPERATURES UNTIL ABOUT THREE MOLECULES OF LIBERATED HYDROXY HYDROCARBON AND AS WELL ANY SOLVENT PRESENT HAVE BEEN REMOVED, WHEREBY AN ALUMINUM TRIACYLATE IS OBTAINED IN A FORM SUBSTANTIALLY FREE OF SIDE REACTION PRODUCT.

References Cited (Backward Citations)

US2169577A Cited
US2582833A Cited
US2618536A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1961-05-19 1961-11-18 1962-05-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1965-05-19 1965-11-18 1966-05-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1969-05-19 1969-11-18 1970-05-20 $7700.00 Window Closed / Lapsed

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