ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,698,357, issued on Aug. 4, was assigned to KANEKA Corp. (Osaka, Japan).

"High temperature benzoxazine resins, methods, and uses thereof" was invented by Young Hoon Lim (Pasadena, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A benzoxazine resin composition is provided. The benzoxazine resin composition includes a benzoxazine resin that is a reaction product of an amine, a phenol, and an aldehyde. Either the amine is a diamine or the phenol is a bisphenol, and the benzoxazine resin has at least one nitrogen-containing crosslinking functional group or pyrocitric functional group. A method of preparing a benzoxazine resin composition is also provided...