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. 20, 2021
Filed:
Jul. 29, 2019
Applicant:
Mitsubishi Chemical Corporation, Chiyoda-ku, JP;
Inventors:
Nobutake Tanabe, Fukuoka, JP;
Takahiko Takewaki, Kanagawa, JP;
Miki Yamada, Kanagawa, JP;
Kouhei Takatani, Kanagawa, JP;
Assignee:
MITSUBISHI CHEMICAL CORPORATION, Chiyoda-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
B01D 69/12 (2006.01); B01D 71/02 (2006.01); B01D 53/22 (2006.01); B01D 67/00 (2006.01); B01D 53/26 (2006.01); B01D 69/04 (2006.01); B01D 61/36 (2006.01); B01D 69/10 (2006.01);
U.S. Cl.
CPC ...
B01D 71/028 (2013.01); B01D 53/228 (2013.01); B01D 53/268 (2013.01); B01D 61/362 (2013.01); B01D 67/0051 (2013.01); B01D 69/04 (2013.01); B01D 69/12 (2013.01); B01D 69/10 (2013.01); B01D 2253/1085 (2013.01); B01D 2257/80 (2013.01); B01D 2323/12 (2013.01);
Abstract
The present invention relates to a process for producing a porous support-zeolite membrane composite, which comprises forming a CHA type zeolite membrane on a porous support by a hydrothermal synthesis in the presence of seed crystals, wherein an FAU type zeolite is used as the seed crystals.