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:
Jul. 24, 1990
Filed:
Jun. 07, 1989
Applicant:
Inventors:
B Timothy Pennington, Sulphur, LA (US);
Michael C Fullington, Lake Charles, LA (US);
Assignee:
Olin Corporation, Cheshire, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
549532 ; 549533 ;
Abstract
A process for the vapor phase oxidation of olefins in molten salt catalyst to produce alkylene oxides in increased molar selectivity and per-pass yields while reducing the molar selectivity of aldehyde by-products. The process involves the use of molten nitrate salt catalyst compositions which comprise lithium nitrate and which are heated and operated at a low temperature within the range of about 180.degree. C. up to about 250.degree. C., more preferably 200.degree. C. to 250.degree. C.