US Patent Issued to Entegris on Sept. 29 for "Method for purifying iodosilanes" (South Korean, American Inventors)

ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,747,160, issued on Sept. 29, was assigned to Entegris Inc. (Billerica, Mass.).

"Method for purifying iodosilanes" was invented by SungCheol Yoon (Hwaseong-si, South Korea), HyunHo Jung (Hwaseong-si, South Korea), JongWon Nam (Pyeongtaek-si, South Korea), Shane Nunes (Cedar Park, Texas), Pei Zhao (Leander, Texas) and Anthony D. Ozzello (Round Rock, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a method for purification of iodosilanes, such as diiodosilane. In this method, trace amounts of certain metal ion contaminants are removed, thus providing certain liquid compositions comprising the iodosilanes, which can be used advantageously ...