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:
Dec. 27, 2016
Filed:
Jan. 26, 2012
Applicants:
Kentaro Takagi, Otsu, JP;
Masakazu Koiwa, Otsu, JP;
Masahiro Kimura, Otsu, JP;
Yutaro Suzuki, Otsu, JP;
Inventors:
Kentaro Takagi, Otsu, JP;
Masakazu Koiwa, Otsu, JP;
Masahiro Kimura, Otsu, JP;
Yutaro Suzuki, Otsu, JP;
Assignee:
TORAY INDUSTRIES, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 67/00 (2006.01); B01D 69/08 (2006.01); B01D 63/10 (2006.01); B01D 69/12 (2006.01); B01D 71/56 (2006.01); C02F 1/44 (2006.01); B01D 69/06 (2006.01);
U.S. Cl.
CPC ...
B01D 69/08 (2013.01); B01D 63/10 (2013.01); B01D 67/0009 (2013.01); B01D 67/0011 (2013.01); B01D 67/0013 (2013.01); B01D 69/06 (2013.01); B01D 69/12 (2013.01); B01D 71/56 (2013.01); C02F 1/44 (2013.01); B01D 67/0018 (2013.01); B01D 2323/30 (2013.01);
Abstract
A separation membrane for water treatment, comprising a porous layer that is obtained by a phase separation method using a solution containing a resin and at least one of either an N,N-disubstituted isobutylamide or an N-monosubstituted isobutylamide.