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In foldable and rollable AMOLED displays, the substrate peeling between polyimide layers is becoming a very important issue. In this study, we propose a novel flexible substrate structure to achieve excellent storage & mechanical reliability of the AMOLED devices. The adhesion of sandwich substrate was studied by 180° peel test. A 600% rise in the peel force was observed for PI/SiOx/Al/PI as compare...
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