Patent ID: 11963383
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Surface technology, coating (Chemistry)
Classification: CPC H  B  C | IPC B  C  H

Claim 4:
5. An organic light-emitting display apparatus comprising a base film and an OLED panel,
wherein the OLED panel comprises a substrate and an organic light-emitting device on the substrate,
wherein the base film comprises a base material and an adhesive layer on an upper surface of the base material,
the base film has a transmittivity of 85 to 98% and a haze of 0.2 to 1.0%, and
an adhesion of the adhesive layer is 250 gf/in or higher, the adhesion is measured by utilizing a measurement method below:
wherein in the measurement method, the adhesive layer was adhered to glass, and after 24 hours, the adhesion of the adhesive layer was measured when the adhesive layer was exfoliated at 180° at a rate of 5 mm per second.