Patent ID: 8507793

Claim:
A plasma display panel comprising a front glass substrate and a rear glass substrate, delimiting a space between the front glass substrate and the rear glass substrate which is air tightly sealed by a seal extending along a periphery of the front glass substrate and the rear glass substrate, and having a discharge gas sealed in the space between the front glass substrate and the rear glass substrate, the plasma display panel having a display area within the area sealed by the seal; wherein the seal has an opening therethrough for introducing the discharge gas through the opening into the space between the front glass substrate and the rear glass substrate; wherein after introducing the discharge gas through the opening in the seal, the opening in the seal is sealed by a plug sealant for preventing entry of atmosphere through the plug sealant which seals the opening in the seal; and wherein a bank is formed between the seal and the display area at least in a region of the opening in the seal which is plugged by the plug sealant for preventing leakage of the plug sealant into the display area of the plasma display panel.