US 11,938,713 B2
Protective film
Jae Bok Lee, Yesan-gun (KR); Hang Gyun Park, Suwon-si (KR); Jin Woo Park, Anyang-si (KR); and Sung Hoon Lee, Cheonan-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-do (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on Sep. 4, 2020, as Appl. No. 17/012,103.
Claims priority of application No. 10-2020-0012564 (KR), filed on Feb. 3, 2020.
Prior Publication US 2021/0237399 A1, Aug. 5, 2021
Int. Cl. B32B 7/12 (2006.01); B32B 3/08 (2006.01); B32B 3/26 (2006.01); B32B 7/06 (2019.01); C09J 7/29 (2018.01); C09J 7/38 (2018.01); C09J 7/40 (2018.01)
CPC B32B 7/12 (2013.01) [B32B 3/08 (2013.01); B32B 3/266 (2013.01); B32B 7/06 (2013.01); C09J 7/29 (2018.01); C09J 7/38 (2018.01); C09J 7/403 (2018.01); B32B 2307/748 (2013.01); B32B 2457/20 (2013.01); B32B 2571/00 (2013.01); C09J 2203/326 (2013.01); C09J 2301/122 (2020.08)] 16 Claims
OG exemplary drawing
 
1. A protective film comprising:
a release film;
a base film which is disposed on the release film and comprises a protective part and a first pull tab part protruding from a first side surface of the protective part; and
a first dummy film which is disposed on the release film, does not overlap the base film in a plan view, and comprises a part partially surrounding the first pull tab part,
wherein edges of the base film and edges of the first dummy film are disposed inside edges of the release film in the plan view,
wherein the release film defines a first hole provided in an area overlapping the first pull tab part in the plan view,
wherein the first pull tab part includes three edges which are disposed inside edges of the first hole in the plan view, and
wherein the edges of the first dummy film are disposed outside the edges of the first hole in the plan view.