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:
Aug. 07, 2018
Filed:
Mar. 18, 2016
Fujifilm Corporation, Tokyo, JP;
Ryota Usami, Ashigarakami-gun, JP;
Koji Hironaka, Ashigarakami-gun, JP;
Satoshi Sano, Ashigarakami-gun, JP;
Takeshi Narita, Ashigarakami-gun, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
Provided are a gas separation membrane which includes a gas separation layer formed to include a polyimide compound and in which the polyimide compound includes a repeating unit represented by the following Formula (I), a gas separation module, a gas separation device, and a gas separation method using the same. In Formula (I), R represents a group having a specific structure. Rrepresents a specific substituent group. Ato Arepresent a hydrogen atom or a specific substituent group, but all of Ato Ado not represent a hydrogen atom at the same time. In this case, at least one of R, A, A, and Arepresents a specific polar group.