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. 02, 2002
Filed:
May. 23, 2000
Applicant:
Inventors:
Akifumi Ueno, Tenryu, JP;
Naoto Azuma, Hamamatsu, JP;
Tomomi Sugino, Shimizu, JP;
Ayako Kido, Fuji, JP;
Assignee:
President of Shizuoka University, Shizuoka, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C 4/528 ;
U.S. Cl.
CPC ...
C07C 4/528 ;
Abstract
The present invention provides a method of using a silica-supported 12-molybdosilicic acid catalyst consisting of 12-moloybdosilicic acid supported on silica, in which 12-molybdosilicic acid is supported in an amount not smaller than 10 mass % on silica, wherein the reaction system is heated in the presence of the silica-supported 12-molybdosilicic acid catalyst to the operating temperature of the catalyst at a rate not lower than 100° C./min.