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:
Oct. 27, 1981
Filed:
Jun. 10, 1980
Applicant:
Inventors:
Michel Costantini, Lyons, FR;
Michel Jouffret, Francheville-le-Bas, FR;
Assignee:
Rhone-Poulenc Industries, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
26034816 ;
Abstract
Epoxides, e.g., ethylene and propylene oxides, are prepared from lower alkane-1,2-diols by dehydrating the corresponding diol, in liquid phase, under at least atmospheric pressure, and in the presence of at least one high-boiling organic carboxylic acid and at least one alkali metal or alkaline earth metal carboxylate.