Patent ID: 9362523
Filing Date: 2016-06-07
CPC Classification: H01L,Y02E

Claim Text:
1. An encapsulation structure of OLED device, comprising: an upper substrate and a lower substrate that are disposed in opposition to each other, wherein an OLED device is provided on a side of the lower substrate facing the upper substrate, an encapsulating thin film is provided on the OLED device; an obstruction wall is provided between an edge of the lower substrate and an edge of the upper substrate, the edge of the lower substrate and the edge of the upper substrate are hermetically coupled through the obstruction wall, there is a recess at the edge of the lower substrate on the side facing the upper substrate, one end of the obstruction wall that is coupled to the lower substrate is positioned within the recess of the lower substrate, and configured to seal a periphery of the encapsulating thin film within the recess of the lower substrate; wherein on the side of the lower substrate facing the upper substrate, and between the recess of the lower substrate and the OLED device, there is also provided at least one depressed section, and the encapsulating thin film falls into the depressed section to form a zigzag path.