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. 14, 1998
Filed:
Aug. 30, 1995
Applicant:
Inventor:
Raymond Le Mao, Saint-Laurent, CA;
Assignee:
Societe Quebecoise D'Initiatives Petrolieres, Quebec, CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568698 ;
Abstract
In accordance with the present invention, there is now provided a novel selective catalyst useful for the synthesis of methyl-tert-butyl ether (MTBE) or ethyl-tert-butyl ether (ETBE) prepared by reacting isobutene with methanol or ethanol, respectively. More specifically, the catalyst of the present invention comprises from about 0.5 to about 7% by weight of triflic acid (trifluoro-methanesulfonic acid, CF.sub.3 SO.sub.3 H, hereafter referred to as TFA) incorporated onto an acid form Y zeolite.