The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 23, 2021
Filed:
Mar. 07, 2017
Dai Nippon Printing Co., Ltd., Tokyo, JP;
Yuki Iwasaki, Tokyo, JP;
Shinya Yoda, Tokyo, JP;
Dai Nippon Printing Co., Ltd., Tokyo, JP;
Abstract
A thermal transfer sheet is provided that accurately removes a transfer layer. The thermal transfer sheet includes a peel-off layer affixed to a substrate. The peel-off layer (i) contains at least a vinyl chloride-type resin and an acrylic-type resin, and a mass of the vinyl chloride-type resin based on a total mass of the peel-off layer is more than 50% by mass and not more than 95% by mass, or the peel-off layer (ii) contains a polyester-type resin having a number average molecular weight (Mn) of not more than 17000 and a glass transition temperature (Tg) of not less than 50° C. and not more than 120° C.