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:
Apr. 27, 2021
Filed:
Dec. 18, 2018
Applicant:
Kuraray Co., Ltd., Kurashiki, JP;
Inventors:
Keita Takahashi, Okayama, JP;
Takayuki Yoshikawa, Okayama, JP;
Tetsuya Hanamoto, Okayama, JP;
Hiroe Yoshinobu, Okayama, JP;
Takayuki Yamada, Okayama, JP;
Assignee:
KURARAY CO., LTD., Okayama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 20/20 (2006.01); B01J 20/28 (2006.01); C02F 1/28 (2006.01); C02F 101/12 (2006.01); C02F 101/32 (2006.01);
U.S. Cl.
CPC ...
B01J 20/20 (2013.01); B01J 20/2803 (2013.01); B01J 20/28011 (2013.01); B01J 20/28028 (2013.01); B01J 20/28071 (2013.01); B01J 20/28073 (2013.01); B01J 20/28076 (2013.01); B01J 20/28085 (2013.01); C02F 1/283 (2013.01); C02F 1/288 (2013.01); C02F 2101/12 (2013.01); C02F 2101/322 (2013.01); C02F 2303/02 (2013.01); C02F 2303/185 (2013.01);
Abstract
One aspect of the present invention relates to an adsorption filter containing an activated carbon and a fibrous binder. The adsorption filter has a density of 0.400 g/ml or more, and a pore volume at a pore diameter of 1 to 20 μm is 0.60 ml/g or less as measured by mercury intrusion porosimetry.