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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.:

US 10300478 B1

PDFFull Text
Date of Patent:
May. 28, 2019

Filed:

Sep. 16, 2015

Bipolar ion exchange sheet and manufacturing method therefor

Applicant:

Coway Co., Ltd., Chungcheongnam-do, KR;

Inventors:

Sung-Min Moon, Seoul, KR;

Jun-Young Lee, Seoul, KR;

Sun-Beom Choi, Seoul, KR;

Sang-Hyeon Kang, Seoul, KR;

Kyung-Seok Kang, Daejeon, KR;

Won-Keun Son, Daejeon, KR;

Assignee:

Coway co., Ltd, , KR;

Attorney:

The Farrell Law Firm, P.C.

Primary Examiner:

Michael Bernshteyn

Int. Cl.
CPC ...
B01J 47/12 (2017.01); B01D 61/46 (2006.01); B01D 69/02 (2006.01); B01D 69/12 (2006.01); B01D 71/26 (2006.01); B01D 71/52 (2006.01); B01J 39/04 (2017.01); B01J 39/18 (2017.01); B01J 41/04 (2017.01); B01J 41/12 (2017.01); B01D 61/44 (2006.01); B01J 23/745 (2006.01); B01J 35/00 (2006.01); B01J 37/02 (2006.01); C02F 1/461 (2006.01); C02F 1/469 (2006.01); B01J 47/016 (2017.01);
U.S. Cl.
CPC ...
B01J 47/12 (2013.01); B01D 61/445 (2013.01); B01D 61/46 (2013.01); B01D 69/02 (2013.01); B01D 69/12 (2013.01); B01D 71/26 (2013.01); B01D 71/52 (2013.01); B01J 23/745 (2013.01); B01J 35/0013 (2013.01); B01J 37/0215 (2013.01); B01J 37/0236 (2013.01); B01J 39/04 (2013.01); B01J 39/18 (2013.01); B01J 41/04 (2013.01); B01J 41/12 (2013.01); B01J 47/016 (2017.01); C02F 1/4618 (2013.01); C02F 1/4693 (2013.01); B01D 2325/10 (2013.01); B01D 2325/24 (2013.01); B01D 2325/42 (2013.01); C02F 2201/46115 (2013.01);
Abstract

The present invention relates to a bipolar ion exchange sheet and a manufacturing method therefor, the bipolar ion exchange sheet comprising: a cation exchange film comprising a cation adsorption sheet and a cation exchange coating layer formed on one side of the cation adsorption sheet; and an anion exchange film comprising an anion adsorption sheet and an anion exchange coating layer formed on one side of the anion adsorption sheet, wherein the cation exchange film and the anion exchange film are bonded so that the cation exchange coating layer and the anion exchange coating layer face each other.

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