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:
Jun. 25, 1985
Filed:
Nov. 24, 1982
Applicant:
Inventors:
Enrico Moretti, Milan, IT;
Valentino Zamboni, Milan, IT;
Raymond Le Van Mao, Montreal, CA;
Mario Padovan, Milan, IT;
Marcello Solari, Milan, IT;
Assignee:
Montedison S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
502 63 ; 502 62 ; 502 68 ; 423328 ;
Abstract
A process for synthetizing mordenites having a high catalytic activity, in which the SiO.sub.2 :Al.sub.2 O.sub.3 molar ratio ranges from 16 to 40, said process comprising the step of mixing an organic base with H.sub.2 O and with at least a Na compound, an Al compound, and a Si compound, wherein said base is a diethyl-piperidinium compound and wherein the crystallization temperature of mordenite and the SP factor are selected within area A B C D of FIG. 1, the crystallization time being longer than two days.