US Patent Issued to Ajinomoto on July 28 for "Resin sheet" (Japanese Inventor)

ALEXANDRIA, Va., July 28 -- United States Patent no. 12,692,384, issued on July 28, was assigned to Ajinomoto Co. Inc. (Tokyo).

"Resin sheet" was invented by Shu Ikehira (Kawasaki, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A resin sheet including a support and a resin composition layer formed on the support, in which the resin composition layer contains (A) an epoxy resin, (B) an organic solvent, (C) an inorganic filler, and (D) a stress relaxing material, in which a content of an aromatic solvent having a boiling point of lower than 120deg C. in the (B) component is in the range of 0 to 9% by mass relative to 100% by mass of total of the (B) component, can suppress an irregularity after laminatio...