US Patent Issued to ASAHI KASEI on Oct. 27 for "Aluminum pigment, method for producing aluminum pigment, coating material composition containing aluminum pigment, and ink composition" (Japanese Inventors)

ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,774,390, issued on Oct. 27, was assigned to ASAHI KASEI K.K. (Tokyo).

"Aluminum pigment, method for producing aluminum pigment, coating material composition containing aluminum pigment, and ink composition" was invented by Masaki Saito (Tokyo) and Atsutoshi Sugimoto (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is an aluminum pigment which is excellent in terms of a sense of compactness, optical characteristics, and dispersion/workability, and which can realize a metallic design. In this aluminum pigment, metallic aluminum particles have an average thickness of 0.02-0.20 micro metre, an average aspect ratio (particle cross section lengt...