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:
Mar. 20, 2018
Filed:
Oct. 31, 2014
Applicant:
Johnson Matthey Public Limited Company, London, GB;
Inventors:
Assignee:
Johnson Matthey Public Limited Company, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 39/48 (2006.01); B01J 29/70 (2006.01);
U.S. Cl.
CPC ...
B01J 29/70 (2013.01); C01B 39/48 (2013.01);
Abstract
A novel method for synthesizing AEI zeolites is provided which results in high overall relative yields on silica and the structure directing agent. Structure directing agents useful in the present invention include the cations N,N-Dimethyl-3,5-dimethylpiperidinium, N,N-Dimethyl-2-(2-hydroxyethyl)piperidinium, N,N-Dimethyl-2-ethylpiperidinium, and 2,2,4,6,6-Pentamethyl-2-azoniabycyclo[3.2.1]octane.