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US2537577A Expired / Lapsed US ⏱️ 0.0 years remaining

Selective oxidation process for producing fatty acids and alcohols

Assignee: Standard Oil Development Co
•
Filing: 1948-11-10
•
Granted: 1951-01-09
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Expires: 1968-11-10
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Abstract

No abstract record available.

Inventors

  • 👤 Egi V Fasce

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 11:56
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/48; C07C29/50; C07C51/00; C07C51/16; C07C51/21; C07C51/23; C07C51/235; C07C51/25; C07C51/252

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 133 words
A SELECTIVE LIQUID PHASE OXIDATION PROCESS WHICH COMPRISES OXIDIZING AN ORGANIC MIXTURE DERIVED FROM THE OXO PROCESS, SAID MIXTURE HAVING A RELATIVELY HIGH ALDEHYDE CONTENT AND CONTAINING SUBSTANTIAL AMOUNTS OF OLEFINS AND ALCOHOLS, THERE BEING PRESENT BOTH BRANCHED CHAIN AND STRAIGHT CHAIN COMPOUNDS, WITH AN OXYGEN-CONTAINING GAS AT TEMPERATURES FROM 80* TO 200* F. IN THE PRESENCE OF A SMALL AMOUNT OF A METALLIC SOAP OXIDATION CATALYST, WHEREBY A REACTION MIXTURE IS OBTAINED IN WHICH THE MORE BRANCHED CHAIN ALDEHYDES, OLEFINS, AND ALCOHOLS ARE CONVERTED TO ACIDIC BODIES AND THE MORE STRAIGHT CHAIN ALDEHYDES, OLEFINS, AND ALCOHOLS ARE CONVERTED TO NEUTRAL BODIES, SAPONIFYING SAID REACTION MIXTURE TO CONVERT THE ACIDIC BODIES TO THE CORRESPONDING SOAPS, EXTRACTING THE NON-SAPONIFIABLE NEUTRAL BODIES, ACIDIFYING THE SOAPS, AND RECOVERING THE FREE ACIDIC BODIES FROM THE ACIDIFIED MIXTURE.
Claim 2
Dependent Claim 133 words
A SELECTIVE LIQUID PHASE OXIDATION PROCESS WHICH COMPRISES OXIDIZING AN ORGANIC MIXTURE DERIVED FROM THE OXO PROCESS, SAID MIXTURE HAVING A RELATIVELY HIGH ALDEHYDE CONTENT AND CONTAINING SUBSTANTIAL AMOUNTS OF OLEFINS AND ALCOHOLS, THERE BEING PRESENT BOTH BRANCHED CHAIN AND STRAIGHT CHAIN COMPOUNDS, WITH AN OXYGEN-CONTAINING GAS AT TEMPERATURES FROM 80* TO 200* F. IN THE PRESENCE OF A SMALL AMOUNT OF A METALLIC SOAP OXIDATION CATALYST, WHEREBY A REACTION MIXTURE IS OBTAINED IN WHICH THE MORE BRANCHED CHAIN ALDEHYDES, OLEFINS, AND ALCOHOLS ARE CONVERTED TO ACIDIC BODIES AND THE MORE STRAIGHT CHAIN ALDEHYDES, OLEFINS, AND ALCOHOLS ARE CONVERTED TO NEUTRAL BODIES, SAPONIFYING SAID REACTION MIXTURE TO CONVERT THE ACIDIC BODIES TO THE CORRESPONDING SOAPS, EXTRACTING THE NON-SAPONIFIABLE NEUTRAL BODIES, ACIDIFYING THE SOAPS, AND RECOVERING THE FREE ACIDIC BODIES FROM THE ACIDIFIED MIXTURE.

References Cited (Backward Citations)

US2010358A Cited
US2212900A Cited
US2115892A Cited
US2355140A Cited
US2444399A Cited
US2470859A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1954-01-08 1954-07-10 1955-01-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1958-01-08 1958-07-10 1959-01-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1962-01-08 1962-07-10 1963-01-09 $7700.00 Window Closed / Lapsed

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