3M Innovative Properties Company

Eric F Funkenbusch

Moses Mekala David

Michael Andrew Yandrasits

Kazuhiko Mizuno

Ryan C Shirk

Eric Joseph Hanson

Jinsheng Zhou

David Scott Seitz

A separation membrane for selectively separating (e.g., pervaporating) a first fluid (e.g., a first liquid) from a mixture comprising the first fluid (e.g., first liquid) and a second fluid (e.g., second liquid), wherein the separation membrane includes a polymeric ionomer that has a highly fluorinated backbone and recurring pendant groups according to the following formula (Formula I): &#x2014;O&#x2014;R&#x2014;[&#x2014;SO&#x2014;N(Z+)&#x2014;SO&#x2014;R&#x2014;]&#x2014;[SO]-Q wherein: Ris a perfluorinated organic linking group; R is an organic linking group; Zis H, a monovalent cation, or a multivalent cation; Q is H, F, &#x2014;NH, &#x2014;NH, &#x2014;OY, or &#x2014;CF+1; Yis H, a monovalent cation, or a multivalent cation; x=1 to 4; m=0 to 6; and n=0 or 1; with the proviso that at least one of morn must be non-zero.

Polymeric ionomer separation membranes and methods of use

Growing community of inventors

Hudson, WI, United States of America

Eric F Funkenbusch