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:
Nov. 23, 2021
Filed:
Mar. 27, 2018
Applicant:
Zeon Corporation, Tokyo, JP;
Inventors:
Shiori Omori, Tokyo, JP;
Takahiro Suzuki, Tokyo, JP;
Takashi Sasanuma, Tokyo, JP;
Hideaki Miki, Tokyo, JP;
Assignee:
ZEON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 69/10 (2006.01); B01D 69/12 (2006.01); B01D 71/02 (2006.01); C01B 39/40 (2006.01); C07C 9/18 (2006.01);
U.S. Cl.
CPC ...
B01D 69/10 (2013.01); B01D 69/12 (2013.01); B01D 71/028 (2013.01); C01B 39/40 (2013.01); C07C 9/18 (2013.01);
Abstract
Provided is a separation membrane that is suitable for use in separating one or more hydrocarbons from a hydrocarbon mixture. More specifically, the separation membrane includes a porous support for which acid content is not substantially detected by ammonia temperature programmed desorption in a temperature range of higher than 450° C. and not higher than 600° C. and a porous separation layer containing a zeolite that is disposed on the porous support.