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. 06, 2021
Filed:
Aug. 21, 2017
Applicants:
Nissan Chemical Corporation, Tokyo, JP;
Tokyo Metropolitan University, Tokyo, JP;
Inventors:
Hiroyoshi Kawakami, Hachioji, JP;
Manabu Tanaka, Hachioji, JP;
Yuri Kameyama, Hachioji, JP;
Yuki Kudo, Hachioji, JP;
Hiroto Mikami, Hachioji, JP;
Tadayuki Isaji, Funabashi, JP;
Kazutoshi Odaka, Funabashi, JP;
Takamasa Kikuchi, Funabashi, JP;
Assignees:
NISSAN CHEMICAL CORPORATION, Tokyo, JP;
TOKYO METROPOLITAN UNIVERSITY, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 71/78 (2006.01); B01D 71/64 (2006.01); B01D 71/70 (2006.01); B01D 71/68 (2006.01); C01B 33/146 (2006.01); B01D 71/26 (2006.01); B01D 71/52 (2006.01); B01D 71/44 (2006.01); B01D 71/24 (2006.01); B01D 53/22 (2006.01); B01D 69/14 (2006.01); B01D 71/82 (2006.01); B82Y 30/00 (2011.01);
U.S. Cl.
CPC ...
B01D 71/78 (2013.01); B01D 53/228 (2013.01); B01D 69/148 (2013.01); B01D 71/24 (2013.01); B01D 71/26 (2013.01); B01D 71/44 (2013.01); B01D 71/52 (2013.01); B01D 71/64 (2013.01); B01D 71/68 (2013.01); B01D 71/70 (2013.01); B01D 71/82 (2013.01); C01B 33/146 (2013.01); B01D 2323/08 (2013.01); B01D 2323/36 (2013.01); B01D 2323/38 (2013.01); B01D 2323/40 (2013.01); B82Y 30/00 (2013.01);
Abstract
A gas separation membrane containing a matrix resin and hyperbranched polymer- or dendrimer-bound, heteromorphous shaped silica nanoparticles, which are formed of heteromorphous shaped silica nanoparticles having surfaces onto which a hyperbranched polymer or a dendrimer is chemically added.