ALEXANDRIA, Va., July 14 -- United States Patent no. 12,679,858, issued on July 14, was assigned to GUANGDONG AGLAIA OPTOELECTRONIC MATERIALS Co. LTD (Foshan, China).
"Metal iridium complex and use thereof" was invented by Liangliang Yan (Foshan, China), Lei Dai (Foshan, China) and Lifei Cai (Foshan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a metal iridium complex and application thereof. The metal iridium complex has a structure as shown in the following formula (I). The compound provided in the present invention has the advantages of low sublimation temperature, great optical and electrical stability, high luminescence efficiency, long service life, and high col...