ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,432, issued on Dec. 30, was assigned to DAICEL Corp. (Osaka, Japan).
"Alicyclic epoxy compound product" was invented by Hiroko Inoue (Tokyo) and Hiroto Tanigawa (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is an alicyclic epoxy compound product used in applications for forming a cured product excellent in transparency and heat resistance. An alicyclic epoxy compound product of the present disclosure has a purity of a compound represented by Formula (1) of 85 wt. % or greater; and a total content of a compound represented by Formula (a) and a compound represented by Formula (b) of 0.5 wt. % or less, where X represents a single bond ...