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:
Jan. 17, 2023
Filed:
Oct. 29, 2018
Applicants:
Toyobo Co., Ltd., Osaka, JP;
Toyota Boshoku Kabushiki Kaisha, Kariya, JP;
Inventors:
Yusuke Hidaka, Otsu, JP;
Keiko Sakaguchi, Otsu, JP;
Takuya Nakazawa, Otsu, JP;
Kimiko Yoshida, Kariya, JP;
Jun Goto, Kariya, JP;
Assignees:
TOYOBO CO., LTD., Osaka, JP;
TOYOTA BOSHOKU KABUSHIKI KAISHA, Kariya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/02 (2006.01); B01D 53/04 (2006.01); B01J 20/06 (2006.01); B01J 20/20 (2006.01); B01J 20/26 (2006.01); B01J 20/32 (2006.01);
U.S. Cl.
CPC ...
B01D 53/04 (2013.01); B01J 20/06 (2013.01); B01J 20/20 (2013.01); B01J 20/26 (2013.01); B01J 20/3204 (2013.01); B01J 20/3291 (2013.01); B01D 2253/25 (2013.01); B01D 2253/3425 (2013.01);
Abstract
It is an object of the present invention to provide a filter which remove acidic gas in the atmosphere with high efficiency and has excellent water resistance. A filter comprising: an aluminium substrate; and an adsorption layer on a surface of the aluminium substrate, wherein the adsorption layer contains activated carbon, a manganese oxide, and an acrylic resin having a pH of 3.0 to 6.5.