US 12,272,272 B2
Rollable display device having an adhesive unit with reduced modulus
JiHun Song, Seoul (KR); and Hoiyong Kwon, Seoul (KR)
Assigned to LG DISPLAY CO., LTD., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on Dec. 2, 2021, as Appl. No. 17/541,033.
Claims priority of application No. 10-2020-0166915 (KR), filed on Dec. 2, 2020.
Prior Publication US 2022/0172650 A1, Jun. 2, 2022
Int. Cl. G06F 1/16 (2006.01); G09F 9/30 (2006.01)
CPC G09F 9/301 (2013.01) 5 Claims
OG exemplary drawing
 
1. A rollable display device, comprising: a display panel; a cover supporting a rear surface of the display panel and including a plurality of support areas and a malleable area;
a roller configured to wind and unwind the display panel and the cover; and
an adhesive unit bonding the display panel with the cover, wherein the adhesive unit includes:
a first adhesive member;
a base layer disposed on the first adhesive member and having a plurality of through hole patterns; and
a second adhesive member disposed on the base layer, and wherein the malleable area is an area where the display panel is attached and a plurality of through hole openings are included in the malleable area of the cover, and
wherein a shape of each of the plurality of through hole patterns in the base layer is different from a shape of each of the plurality of through hole openings in the cover.