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. 21, 2025
Filed:
Sep. 24, 2020
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, KR;
Inventors:
Assignee:
Samsung SDI Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 5/18 (2005.12); B32B 7/02 (2018.12); B32B 7/12 (2005.12); B32B 15/02 (2005.12); B32B 15/04 (2005.12); B32B 15/088 (2005.12); B32B 27/34 (2005.12); C08J 5/18 (2005.12); C08J 7/04 (2019.12); C08J 7/044 (2019.12); C09D 5/00 (2005.12); C09D 5/24 (2005.12); C09D 7/20 (2017.12); C09D 7/40 (2017.12); C09D 133/10 (2005.12); C09D 179/08 (2005.12); G02B 1/14 (2014.12); G02B 1/16 (2014.12); G02B 7/20 (2020.12);
U.S. Cl.
CPC ...
G02B 1/14 (2015.01); B32B 7/02 (2012.12); B32B 15/02 (2012.12); B32B 15/043 (2012.12); B32B 15/088 (2012.12); B32B 27/34 (2012.12); C08J 5/18 (2012.12); C08J 7/042 (2012.12); C08J 7/0427 (2019.12); C08J 7/044 (2019.12); C09D 5/002 (2012.12); C09D 5/24 (2012.12); C09D 7/20 (2017.12); C09D 7/70 (2017.12); C09D 133/10 (2012.12); C09D 179/08 (2012.12); G02B 1/16 (2015.01); B32B 7/12 (2012.12); B32B 2255/06 (2012.12); B32B 2255/10 (2012.12); B32B 2255/26 (2012.12); B32B 2307/412 (2012.12); B32B 2307/418 (2012.12); B32B 2307/536 (2012.12); B32B 2307/546 (2012.12); B32B 2457/20 (2012.12); C08J 2379/08 (2012.12); C08J 2433/10 (2012.12); C08J 2479/08 (2012.12);
Abstract
Provided are a flexible window film and a display apparatus comprising same, the flexible window film having a substrate layer, a buffer layer and a hard coating layer that are sequentially layered, wherein the buffer layer comprises, in a thickness direction, a first area in which the amount of an amide group gradually increases from the interface between the hard coating layer and the buffer layer, and a second area in which the amount of an amide group gradually decreases from the interface between the substrate layer and the buffer layer.