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:
Nov. 21, 1978
Filed:
Mar. 25, 1977
Applicant:
Inventors:
Bernhard Scholz, Marl, DE;
Fritz Obenaus, Marl, DE;
Gerhard Franz, Marl, DE;
Hans-Jurgen Erberich, Marl, DE;
Heinz-Otto Reitemeyer, Marl, DE;
Assignee:
Chemische Werke Huels, A.G., , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560239 ; 2606 / ; 562538 ; 568594 ;
Abstract
In an improved process for the production of carboxylic acid esters by catalytic oxidation of alcohols in the liquid phase, primary alcohols of 1-4 carbon atoms are oxidized with molecular oxygen at temperatures of about 100.degree.-250.degree. C. in the presence of catalytic amounts of a compound of Co, Mn, Cr, or Fe, and an acid having a first dissociation constant K.sub.1 greater than 10.sup.-3, dissolved in the reaction mixture.