US Patent Issued to ASAHI KASEI on Aug. 4 for "Polycarbonate diol composition and coating material composition comprising same" (Japanese Inventor)

ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,698,412, issued on Aug. 4, was assigned to ASAHI KASEI K.K. (Tokyo).

"Polycarbonate diol composition and coating material composition comprising same" was invented by Yasufumi Kawai (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a polycarbonate diol composition comprising a polycarbonate diol represented by a specific formula and a diol component represented by a specific formula, wherein 90% by mol or more of the total quantity of terminal groups is hydroxy groups, a hydroxy value is 10 to 400 mg-KOH/g, a proportion of the polycarbonate diol is 80% by mass or more and 99.90% by mass or less and a proportion of the diol component is 0....