Method of manufacturing organic electro-luminescence device

Abstract

A manufacturing method of an organic electro-luminescence device is disclosed. The manufacturing method of an organic electro-luminescence device includes sequential steps of: providing a substrate first; forming a first electrode layer on the substrate; forming an insulating layer on the substrate, wherein the insulating layer includes a plurality of openings for exposing the first layer; forming a conducting layer on the sidewall of the insulating layer and on the first electrode layer in the openings; forming a light-emitting layer on the conducting layer in the openings; and finally forming a second electrode layer on the light-emitting layer. The organic electro-luminescence device formed by the above manufacturing method is capable of providing the light-emitting layer with a uniform thickness and therefore raising of yield of the fabricating process and improving of the displaying quality of the organic electro-luminescence device.

1 . A manufacturing method of an organic electro-luminescence device, comprising steps of:
 providing a substrate;   forming a first electrode layer on the substrate;   forming an insulating layer on the substrate, wherein the insulating layer has a plurality of openings for exposing the first electrode layer;   forming a conducting layer on a sidewall of the insulating layer and on the first electrode layer in the openings;   forming a light-emitting layer on the conducting layer in the openings; and   forming a second electrode layer on the light-emitting layer.   
   
   
       2 . The manufacturing method of an organic electro-luminescence device according to  claim 1 , wherein the step of forming the first electrode layer comprises:
 forming an electrode material layer on the substrate; and   patterning the electrode material layer to form the first electrode layer.   
   
   
       3 . The manufacturing method of an organic electro-luminescence device according to  claim 2 , wherein the electrode material layer is patterned by performing a photolithography and etching process. 
   
   
       4 . The manufacturing method of an organic electro-luminescence device according to  claim 1 , wherein the step of forming the insulating layer comprises:
 forming an insulating material layer on the substrate; and   patterning the insulating material layer to form the insulating layer.   
   
   
       5 . The manufacturing method of an organic electro-luminescence device according to  claim 4 , wherein a material of the insulating layer includes photosensitive materials and the insulating material layer is patterned by performing exposure and development to the insulating material layer. 
   
   
       6 . The manufacturing method of an organic electro-luminescence device according to  claim 1 , wherein the step of forming the conducting layer comprises:
 forming a conducting material layer on the substrate; and   patterning the conducting material layer to form the conducting layer.   
   
   
       7 . The manufacturing method of an organic electro-luminescence device according to  claim 6 , wherein the electrode material layer is patterned by performing a photolithography and etching process. 
   
   
       8 . The manufacturing method of an organic electro-luminescence device according to  claim 1 , wherein a method of forming the light-emitting layer including an ink-jet technique.