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.

Date of Patent:
Aug. 25, 2020

Filed:

Jul. 11, 2017
Applicants:

Nanomembrane Technologies, Inc., Fukuoka, JP;

Tokyo Ohka Kogyo Co., Ltd., Kanagawa, JP;

Inventors:

Shigenori Fujikawa, Fukuoka, JP;

Selyanchyn Roman, Fukuoka, JP;

Takahiro Senzaki, Kawasaki, JP;

Takuya Noguchi, Kawasaki, JP;

Toshiyuki Ogata, Kawasaki, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 71/70 (2006.01); B01D 71/44 (2006.01); C08G 77/18 (2006.01); C08G 77/16 (2006.01); C08G 77/20 (2006.01); C08G 77/398 (2006.01); C08L 43/04 (2006.01); B01D 53/22 (2006.01); B01D 67/00 (2006.01); C08G 77/58 (2006.01);
U.S. Cl.
CPC ...
B01D 71/44 (2013.01); B01D 53/228 (2013.01); B01D 67/0083 (2013.01); B01D 67/0093 (2013.01); B01D 71/70 (2013.01); C08G 77/16 (2013.01); C08G 77/18 (2013.01); C08G 77/20 (2013.01); C08G 77/398 (2013.01); C08G 77/58 (2013.01); C08L 43/04 (2013.01); B01D 2323/30 (2013.01);
Abstract

The present invention provides a gas-permeable membrane comprising a partial structure represented by formula (I) or formula (II), (wherein Rand Reach independently represents a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, an alkenyl group having 2 to 6 carbon atoms, an alkoxy group having 1 to 6 carbon atoms, an alkenyloxy group having 2 to 6 carbon atoms, an aryl group or an aryloxy group, M, Mand Meach independently represents a metal atom, m1 represents an integer, n1, n2 and n3 each independently represents an integer of 1 to 3, * represents a bonding hand), a composition for forming the gas-permeable membrane and a production process of the gas-permeable membrane.


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