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:
May. 12, 2020
Filed:
Jan. 19, 2016
Applicant:
Hitachi Chemical Company, Ltd., Tokyo, JP;
Inventors:
Masaru Watanabe, Tokyo, JP;
Tomoko Higashiuchi, Tokyo, JP;
Fumihiko Kawauchi, Tokyo, JP;
Yasushi Gotoh, Tokyo, JP;
Michio Butsugan, Hitachi, JP;
Assignee:
HITACHI CHEMICAL COMPANY, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 20/32 (2006.01); G01N 30/88 (2006.01); C08J 7/04 (2020.01); B01J 20/24 (2006.01); B01D 15/36 (2006.01); B01J 20/26 (2006.01); B01J 20/28 (2006.01); B01J 20/285 (2006.01); B01J 20/30 (2006.01); B01J 41/14 (2006.01); C07K 1/18 (2006.01); B01J 20/281 (2006.01); C07K 1/16 (2006.01);
U.S. Cl.
CPC ...
B01J 20/3282 (2013.01); B01D 15/361 (2013.01); B01J 20/24 (2013.01); B01J 20/267 (2013.01); B01J 20/285 (2013.01); B01J 20/28016 (2013.01); B01J 20/28052 (2013.01); B01J 20/3085 (2013.01); B01J 20/321 (2013.01); B01J 20/3217 (2013.01); B01J 20/3293 (2013.01); B01J 41/14 (2013.01); C07K 1/18 (2013.01); C08J 7/0427 (2020.01); G01N 30/482 (2013.01); G01N 30/88 (2013.01); B01J 2220/445 (2013.01); B01J 2220/52 (2013.01); C07K 1/16 (2013.01); C08J 2325/02 (2013.01); C08J 2405/12 (2013.01);
Abstract
The present invention provides a separation material comprising porous polymer particles that comprise a styrene-based monomer as a monomer unit; and a coating layer that comprises a macromolecule having hydroxyl groups and covers at least a portion of the surface of the porous polymer particles, wherein the rupture strength is 10 mN or higher.