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:
Aug. 18, 2020
Filed:
Nov. 17, 2015
Sumitomo Chemical Company, Limited, Tokyo, JP;
Renaissance Energy Research Corporation, Kyoto-shi, Kyoto, JP;
Yudai Ota, Osaka, JP;
Yoshihito Okubo, Pittsburgh, PA (US);
Osamu Okada, Kyoto, JP;
Nobuaki Hanai, Kyoto, JP;
Peng Yan, Kyoto, JP;
Yasato Kiyohara, Kyoto, JP;
SUMITOMO CHEMICAL COMPANY, LIMITED, Chuo-ku, Tokyo, JP;
RENAISSANCE ENERGY RESEARCH CORPORATION, Kyoto-shi, Kyoto, JP;
Abstract
Provided are a COgas separation membrane, a method for manufacturing the same, and a carbon dioxide gas separation membrane module including the same, the COgas separation membrane including: a first layer (A) containing at least one alkali metal compound selected from the group consisting of an alkali metal carbonate, an alkali metal bicarbonate and an alkali metal hydroxide, and a first resin in which a polymer having a carboxyl group has been crosslinked; a second layer (B) containing at least one of the alkali metal compounds, and a second resin having a structural unit derived from a vinyl ester of a fatty acid; and a hydrophobic porous membrane (C).