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:
Apr. 30, 2024
Filed:
Nov. 29, 2019
Applicant:
Bando Chemical Industries, Ltd., Hyogo, JP;
Inventors:
Yutaka Kamada, Hyogo, JP;
Masahiro Yamaguchi, Hyogo, JP;
Assignee:
BANDO CHEMICAL INDUSTRIES, LTD., Hyogo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/08 (2006.01); B29C 43/24 (2006.01); B29C 43/28 (2006.01); B29C 43/30 (2006.01); B32B 7/06 (2019.01); B32B 27/40 (2006.01); C08J 5/12 (2006.01); C08J 5/18 (2006.01); B29K 75/00 (2006.01);
U.S. Cl.
CPC ...
B32B 27/08 (2013.01); B29C 43/24 (2013.01); B29C 43/28 (2013.01); B29C 43/305 (2013.01); B32B 7/06 (2013.01); B32B 27/40 (2013.01); C08J 5/128 (2013.01); C08J 5/18 (2013.01); B29K 2075/00 (2013.01); C08J 2375/06 (2013.01);
Abstract
The present invention addresses the problem of providing a surface protection film for a flexible display with which films are not adhered to each other. As a solution, provided is the surface protection film for a flexible display that has a protection layer made of polyurethane as an outermost surface thereof, the polyurethane having a tan δ peak temperature of 20° C. or more.