US Patent Issued to TAKAGI, Shinshu University on Feb. 10 for "Method for producing gas separation membrane, and gas separation membrane" (Japanese Inventors)

ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,544,720, issued on Feb. 10, was assigned to TAKAGI Co. Ltd. (Kitakyushu, Japan) and Shinshu University (Matsumoto, Japan).

"Method for producing gas separation membrane, and gas separation membrane" was invented by Toshio Takagi (Kitakyushu, Japan), Yasushi Shimizu (Kitakyushu, Japan), Katsuyuki Murata (Kitakyushu, Japan), Katsumi Kaneko (Nagano, Japan) and Radovan Kukobat (Nagano, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for producing a gas separation membrane includes a step of leaving a dispersion liquid to stand still, the dispersion liquid being obtained by mixing zeolite microcrystalline bodies formed from MFI zeolite and grap...