ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,528,051, issued on Jan. 20, was assigned to ASTOM Corp. (Tokyo).
"Bipolar membrane and process for producing the same" was invented by Minoru Kawashima (Shunan, Japan) and Kenji Fukuta (Shunan, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A bipolar membrane BP characterized in that particles 5 of a basic metal chloride are distributed in the interface between a cation-exchange membrane 1 and an anion-exchange membrane 3."
The patent was filed on March 19, 2019, under Application No. 16/982,275.
*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2...