US 12,234,396 B2
Optical adhesive film structure, stitching display module and manufacturing method thereof
Yi-Hsin Lin, Hsin-Chu (TW); Wen-Lung Chen, Hsin-Chu (TW); Yu-Chin Wu, Hsin-Chu (TW); and Wei-Lung Liau, Hsin-Chu (TW)
Assigned to AUO CORPORATION, Hsin-Chu (TW)
Filed by AUO Corporation, Hsin-Chu (TW)
Filed on Dec. 8, 2022, as Appl. No. 18/077,358.
Claims priority of application No. 110145774 (TW), filed on Dec. 8, 2021.
Prior Publication US 2023/0174829 A1, Jun. 8, 2023
Int. Cl. C09J 7/40 (2018.01); H01L 25/075 (2006.01); H01L 27/15 (2006.01); H01L 33/58 (2010.01)
CPC C09J 7/403 (2018.01) [H01L 25/0753 (2013.01); H01L 27/15 (2013.01); H01L 33/58 (2013.01); H01L 2933/0058 (2013.01)] 4 Claims
OG exemplary drawing
 
1. A stitching display module, comprising:
an optical adhesive film structure having an alignment function, the optical adhesive film structure comprising:
an optical adhesive layer; and
a release film, disposed on the optical adhesive layer, wherein a first film surface of the release film facing away from the optical adhesive layer has a plurality of marks, and the marks are recessed into the release film relative to the first film surface and do not run through the release film; and
a plurality of display panels, disposed on the optical adhesive layer;
wherein the marks are disposed in a form of a two-dimensional array, and the display panels are disposed in a form of a corresponding two-dimensional array;
wherein the optical adhesive layer is disposed between the display panels and the release film, and the display panels are disposed respectively to correspond to the marks.