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:
Jun. 04, 2019
Filed:
Jul. 23, 2015
Applicant:
Asahi Kasei Medical Co., Ltd., Tokyo, JP;
Inventors:
Hiroki Taniguchi, Tokyo, JP;
Ichiro Koguma, Tokyo, JP;
Assignee:
ASAHI KASEI MEDICAL CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07K 1/18 (2006.01); C07K 16/00 (2006.01); C08J 7/18 (2006.01); C08J 9/36 (2006.01); G01N 30/02 (2006.01); G01N 30/88 (2006.01); G01N 30/96 (2006.01); B01D 15/36 (2006.01); B01D 15/38 (2006.01); C07K 1/22 (2006.01); C08J 5/22 (2006.01); B01J 39/26 (2006.01); B01J 47/12 (2017.01); B01J 39/19 (2017.01); B01J 47/014 (2017.01);
U.S. Cl.
CPC ...
C07K 1/18 (2013.01); B01D 15/362 (2013.01); B01D 15/3809 (2013.01); B01J 39/19 (2017.01); B01J 39/26 (2013.01); B01J 47/014 (2017.01); B01J 47/12 (2013.01); C07K 1/22 (2013.01); C07K 16/00 (2013.01); C08J 5/2243 (2013.01); C08J 7/18 (2013.01); C08J 9/36 (2013.01); G01N 30/02 (2013.01); G01N 30/88 (2013.01); G01N 30/96 (2013.01); C07K 2317/21 (2013.01); C08J 2323/06 (2013.01);
Abstract
The present invention provides a cation-exchange chromatographic support, comprising a membrane matrix and a copolymer immobilized on the surface of the membrane matrix, wherein the copolymer comprises a (meth)acrylamide-based compound and/or a (meth)acrylate-based compound as monomer units, and the support has one or more species of cation-exchange groups including at least a weak cation-exchange group at a density higher than 30 mmol/L per volume of the support.