The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 20, 1985
Filed:
Dec. 31, 1979
Applicant:
Inventors:
Frederick A Pesa, Aurora, OH (US);
Thomas A Haase, University, OH (US);
Assignee:
The Standard Oil Company (Ohio), Cleveland, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
562522 ; 560233 ; 562599 ; 568387 ; 570250 ;
Abstract
A process for the selective hydrocarboxylation of propylene to produce predominantly isobutyric acid in the liquid phase is provided. The reaction of propylene, carbon monoxide and water wherein a water to propylene ratio is maintained of from about 0.01 to a value less than 1.0 is effected at a temperature of about 75.degree. C. to about 150.degree. C. and at a pressure of about 250 psi to about 5000 psi in the presence of a carboxylic acid solvent and a catalyst comprising a coordinating palladium compound, an organo-arsine and a hydrogen halide.