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. 13, 1993
Filed:
May. 09, 1991
Applicant:
Inventors:
Hiroshi Fukuhara, Ichihara, JP;
Fujihisa Matsunaga, Wakayama, JP;
Mitsuki Yasuhara, Yotsukaido, JP;
Shintaro Araki, Ichihara, JP;
Toshiyuki Isaka, Iwakuni, JP;
Assignee:
Mitsui Petrochemical Industries, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
585640 ; 585639 ;
Abstract
Propylene can be prepared in high yield and selectivity by dehydrating isopropanol in the presence of a .gamma.-alumina catalyst having a mean pore diameter of from 30 to 150 .ANG. with a standard deviation (.sigma..sub.n) of from 10 to 40 .ANG. based on statistic calculation from pore diameter and pore volume.
Fukuhara, Hiroshi. (1993). Preparation of propylene by dehydration of isopropanol in the presence (U.S. Patent No. 5227563). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5227563
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile