ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,429,452, issued on Sept. 30, was assigned to ZHEJIANG UNIVERSITY (Zhoushan, China).

"Reference electrode with SPEEK/IL sandwich structure, and preparation method and use thereof" was invented by Yiwen Pan (Zhoushan, China), Yunwen Shen (Zhoushan, China), Xiaoping Wang (Zhoushan, China) and Zhentao Sun (Zhoushan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A reference electrode with a sulfonated polyether ether ketone/ionic liquid (SPEEK/IL) sandwich structure, and a preparation method and use thereof are provided. In the reference electrode, an end of a reference electrode main body is provided with the SPEEK/IL sandwich structure; the SPEEK/I...