US Patent Issued to RIMTEC on July 21 for "Composite material and molded composite material" (Japanese Inventor)

ALEXANDRIA, Va., July 21 -- United States Patent no. 12,686,736, issued on July 21, was assigned to RIMTEC Corp. (Tokyo).

"Composite material and molded composite material" was invented by Masaki Takeuchi (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A composite material obtained by impregnating a fibrous filler to which a hydrocarbon-based resin is attached with a polymerizable composition containing a cycloolefin monomer and a metathesis polymerization catalyst is provided. According to the present invention, it is possible to provide a composite material which has no impregnation unevenness and can give a composite material molded article having excellent strength."

The patent was filed on May 1,...