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:
Feb. 11, 2020
Filed:
Aug. 26, 2016
Applicant:
Tosoh Corporation, Yamaguchi, JP;
Inventors:
Yasuyuki Takamitsu, Yamaguchi, JP;
Tomoya Ishikawa, Yamaguchi, JP;
Mitsuaki Yoshimitsu, Yamaguchi, JP;
Assignee:
TOSOH CORPORATION, Yamaguchi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 39/48 (2006.01); B01J 29/70 (2006.01); C01B 39/02 (2006.01);
U.S. Cl.
CPC ...
C01B 39/026 (2013.01); B01J 29/70 (2013.01); C01B 39/48 (2013.01); B01J 2229/16 (2013.01); B01J 2229/18 (2013.01); B01J 2229/62 (2013.01);
Abstract
Provided is a method for producing an AEI zeolite without the use of a zeolite Y and a raw material containing fluorine and phosphorus, the method including a crystallization step of crystallizing a composition containing a structure directing agent, a sodium source, water, and a zeolite having at least one of the following structures as a silica alumina source.