ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,269, issued on June 17, was assigned to THREEBOND Co. LTD. (Tokyo).
"Cleaning composition, aerosol, cleaning sprayer, and cleaning method" was invented by Shogo Hashimoto (Hachioji, Japan) and Manabu Kirino (Hachioji, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cleaning composition has reduced erodibility to members having plastic base materials, suitable dryability, and nonflammability. The cleaning composition contains components (A) and (B) below in a mass ratio between component (A) and component (B) of 85:15 to 55:45, and being hydrocarbon-based solvent-free: (A): cis-1-chloro-3,3,3-trifluoropropene; and (B): a fluorine-based solvent...