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:
Jan. 17, 1978
Filed:
Nov. 12, 1973
Applicant:
Inventors:
Wolfgang Gaenzler, Darmstadt-Eberstadt, DT;
Klaus Kabs, Seeheim, DT;
Guenter Schroeder, Ober-Ramstadt, DT;
Assignee:
Rohm GmbH, Darmstadt, DT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560-1 ; 560198 ; 560224 ; 560246 ;
Abstract
An improved method for making glycol monoesters and diesters of carboxylic acid by the reaction of an olefin and oxygen in the presence of a carboxylic acid and a catalyst, wherein said catalyst includes a compound of a metal of groups IVB - VIIB having an atomic number between 40 and 42 inclusive or between 72 and 75 inclusive, i.e. zirconium, niobium, molybdenum, hafnium, tantalum, tungsten, or rhenium.