US Patent Issued to Sharp on July 29 for "Method of treating quantum dot-containing aqueous solution" (Japanese Inventors)

ALEXANDRIA, Va., July 30 -- United States Patent no. 12,371,615, issued on July 29, was assigned to Sharp K.K. (Osaka, Japan).

"Method of treating quantum dot-containing aqueous solution" was invented by Yusuke Ikeda (Sakai, Japan), Masakazu Kamura (Sakai, Japan), Yuka Utsumi (Sakai, Japan), Yasushi Asaoka (Sakai, Japan) and Takahiro Adachi (Sakai, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of treating an aqueous solution containing quantum dots, the method includes: a dissolution liquid preparation step of dissolving a quaternary ammonium salt and a potassium salt in an aqueous solution containing quantum dots to prepare a dissolution liquid; a phase separation step of heating the dissolu...