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:
Mar. 03, 2020
Filed:
Feb. 03, 2016
Applicant:
Tokyo Ohka Kogyo Co., Ltd., Kanagawa, JP;
Inventors:
Tsukasa Sugawara, Kanagawa, JP;
Masanori Ichikawa, Kanagawa, JP;
Jun Koshiyama, Kanagawa, JP;
Mitsuharu Tobari, Kanagawa, JP;
Assignee:
TOKYO OHKA KOGYO CO., LTD., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 71/64 (2006.01); C08J 9/26 (2006.01); B01J 20/26 (2006.01);
U.S. Cl.
CPC ...
B01D 71/64 (2013.01); B01J 20/262 (2013.01); C08J 9/26 (2013.01);
Abstract
Provided are a polyimide and/or polyamideimide porous body and method for manufacturing same, method for separation and/or adsorption using the porous body, a separation material, adsorption material, and filter media composed of the porous body, a laminate, and a filter device. A polyimide and/or polyamideimide porous body in which the polyimide and/or polyamideimide has at least one group selected from the group consisting of a carboxy group, a salt-type carboxy group, and a —NH— bond.