ALEXANDRIA, Va., Feb. 5 -- United States Patent no. 12,214,618, issued on Feb. 4, was assigned to AICELLO Corp. (Toyohashi, Japan).
"Transfer sheet" was invented by Shigenori Saito (Toyohashi, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A transfer sheet has a structure in which a polyester layer as a backing layer, a polyvinyl alcohol (PVA) layer, and a transfer layer, are stacked in this order, where the polyvinyl alcohol layer contains a diol compound and/or triol compound whose adjacent hydroxyl groups are positioned at Delta or farther positions with respect to each other, and which satisfies the condition in (i): (i) a T-peel strength at a peel rate of 100 mm/min between the polyester layer and...