ALEXANDRIA, Va., July 28 -- United States Patent no. 12,692,385, issued on July 28, was assigned to SUMITOMO BAKELITE Co. LTD. (Tokyo).
"Method for producing encapsulated structure and epoxy resin composition" was invented by Makoto Matsuo (Tokyo) and Hidetoshi Seki (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for producing an encapsulated structure, the method including: a step of supplying granules or powder (1) formed from an epoxy resin composition to an extruder equipped with a screw (42) and a die (5) provided at the tip of the screw (42), and heating and melting the granules or powder (1) formed from the epoxy resin composition; a step of extruding the molten epoxy resin composition ...