US Patent Issued to DEXERIALS on July 22 for "Filler-containing film" (Japanese Inventors)

ALEXANDRIA, Va., July 23 -- United States Patent no. 12,365,772, issued on July 22, was assigned to DEXERIALS Corp. (Tokyo).

"Filler-containing film" was invented by Reiji Tsukao (Utsunomiya, Japan) and Takeshi Miyake (Koyama, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "In a filler-containing film in which fillers are dispersed in a resin layer, a flow of the fillers caused by an unnecessary flow of the resin layer is suppressed during the pressure bonding of the filler-containing film and an article. This filler-containing film (10A) includes a filler-dispersed layer (3) in which fillers (1) are dispersed in a resin layer (2). The surface in the vicinity of the fillers (1) of the resin layer (2) ha...