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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 12098226 B1

PDFFull Text
Date of Patent:
Sep. 24, 2024

Filed:

Jun. 18, 2021

Polymer, method for producing polymer, and method for producing membrane

Applicant:

Agc Inc., Tokyo, JP;

Inventors:

Takeshi Hirai, Tokyo, JP;

Daisuke Jomuta, Tokyo, JP;

Chikaya Tamitsuji, Tokyo, JP;

Takumi Okuyama, Tokyo, JP;

Assignee:

AGC Inc., Tokyo, JP;

Attorney:

Element IP, PLC

Primary Examiner:

Scott J Chmielecki

Int. Cl.
CPC ...
C08F 214/26 (2006.01); B29C 48/00 (2019.01); B29K 27/12 (2006.01); B29L 31/00 (2006.01); C08J 5/18 (2006.01); C08J 5/22 (2006.01); C08J 5/24 (2006.01); H01M 8/10 (2016.01); H01M 8/1004 (2016.01);
U.S. Cl.
CPC ...
C08F 214/26 (2013.01); B29C 48/022 (2019.02); C08J 5/18 (2013.01); C08J 5/2237 (2013.01); C08J 5/243 (2021.05); H01M 8/1004 (2013.01); B29K 2027/12 (2013.01); B29L 2031/755 (2013.01); C08J 2327/18 (2013.01); H01M 2008/1095 (2013.01); H01M 2300/0082 (2013.01);
Abstract

To provide a polymer wherein a linking group that connects the main chain of the polymer and a cyclic perfluoroaliphatic disulfonimide skeleton, is a fluoroalkylene group which may have an ether oxygen atom. A polymer which has either one or both of units represented by formula u1-1 and units represented by formula u1-2: R, R: a Cperfluoroalkylene group; R: a Cperfluoroalkylene group; m: 0 or 1; and X: a hydrogen atom, an alkali metal atom, a fluorine atom, an alkyl group, ammonium or the like.

Find Patent Forward Citations

Hirai, Takeshi. (2024). Polymer, method for producing polymer, and method for producing membrane (U.S. Patent No. 12098226). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12098226

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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