Patent ID: 9349984
Filing Date: 2016-05-24
CPC Classification: H01L

Claim Text:
1. An encapsulation structure for OLED device, comprising a glass substrate, a glass cover plate, an OLED device and a sealing layer, wherein the glass substrate has a recessed portion, the glass cover plate is located at an opening of the recessed portion, and a periphery of the glass cover plate and the glass substrate are bonded through a frit barricade formed by melted glass powders, so that the glass cover plate and the glass substrate have an integral structure, a closed cavity is formed by the glass cover plate and the recessed portion, and both the OLED device and the sealing layer are located within the closed cavity; and wherein in a direction from the bottom surface of the recessed portion toward the glass cover plate, a distance between two opposite side walls of the closed cavity becomes larger gradually.