Arent Fox LLP
Color film substrate and preparation method therefor, and display panel and display device
A color film substrate and a preparation method therefor, and a display panel and a display device comprising the color film substrate. The color film substrate comprises: an auxiliary cathode layer formed on a substrate; a black matrix layer formed on the auxiliary cathode layer, a plurality of first via holes penetrating through the black matrix layer in a direction vertical to the substrate being provided on the black matrix layer; a flat layer formed on the black matrix layer, a plurality of second via holes having one-to-one correspondence to the first via holes so as to expose the auxiliary cathode layer being provided on the flat layer; a plurality of spacers formed on the flat layer; and a transparent conductive layer formed on the spacers, the transparent conductive layer being connected to the auxiliary cathode layer by means of the second via holes.
BOE Technology Group Co., Ltd.
H H H H
H01L H01L H01L H01L
inventional inventional inventional inventional
Wei
Liu