US Patent Issued to SHIN-ETSU CHEMICAL, TOHOKU UNIVERSITY on Jan. 27 for "Bile acid adsorbing agent composed of imidazole silane-treated silica" (Japanese Inventors)

ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,532,904, issued on Jan. 27, was assigned to SHIN-ETSU CHEMICAL Co. LTD. (Tokyo) and TOHOKU UNIVERSITY (Sendai, Japan).

"Bile acid adsorbing agent composed of imidazole silane-treated silica" was invented by Shigeki Yasuda (Annaka, Japan), Tsuneo Kimura (Annaka, Japan), Munenao Hirokami (Annaka, Japan), Masaki Tanaka (Tokyo) and Naoki Tanaka (Sendai, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "This bile acid adsorbing agent composed of silica particles, to which an organosilicon compound represented by general formula (1) is bonded, has the advantage that water-absorption swelling does not occur.(In formula (1), R1, R2, and R3 each independently...