ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,523,660, issued on Jan. 13, was assigned to Huangshan Jiajia Fluorescent Materials Co. Ltd (Huangshan, China).

"Nano fluorescent latex pigment with high fluorescence intensity and high stability and preparation method therefor" was invented by Jimin Wang (Anhui, China), Liping Zhang (Anhui, China), Chongjian Wang (Anhui, China), Jianming Pan (Anhui, China), Yan Zhou (Anhui, China) and Shibin Yu (Anhui, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a nano fluorescent latex pigment with high fluorescent intensity and high stability and a preparation method therefor in the technical field of fluorescent pigments. An oil phase and an aq...