US2010102715A1PendingUtilityA1

Organic light emitting diode display device and method of manufacturing the same

57
Assignee: SUH MIN-CHULPriority: Oct 23, 2008Filed: Oct 23, 2009Published: Apr 29, 2010
Est. expiryOct 23, 2028(~2.3 yrs left)· nominal 20-yr term from priority
Inventors:Min-Chul Suh
H10K 71/40H10K 71/00H10K 59/122H10K 85/10H10K 71/233H10K 2102/351H10K 50/11H10K 71/162
57
PatentIndex Score
0
Cited by
0
References
0
Claims

Abstract

The OLED display device includes a substrate, a first electrode located on the substrate, a pixel defining layer located on the first electrode to expose a part of the first electrode, a fluorine-based polymer layer located on the pixel defining layer, an organic layer located on the first electrode, and a second electrode located on the entire surface of the substrate. The method of manufacturing the OLED display device includes forming a first electrode on a substrate, forming a pixel defining layer on the first electrode, forming a fluorine-based polymer layer on the pixel defining layer, patterning the fluorine-based polymer layer and the pixel defining layer by laser ablation to open a part of the first electrode, forming an organic layer on the opened first electrode, and forming a second electrode on the entire surface of the substrate.

Claims

exact text as granted — not AI-modified
1 . An organic light emitting diode (OLED) display device, comprising:
 a substrate;   a first electrode located on the substrate;   a pixel defining layer located on the first electrode, the pixel defining layer having an opening;   a fluorine-based polymer layer located on the pixel defining layer, the fluorine-based polymer layer having an opening, the opening of the fluorine-based polymer layer interconnecting to the opening of the pixel-defining layer to expose a part of the first electrode;   an organic layer located on the exposed part of the first electrode; and   a second electrode located on the organic layer and the fluorine-based polymer layer.   
   
   
       2 . The OLED display device of  claim 1 , wherein the fluorine-based polymer layer is formed using a hydrophobic material. 
   
   
       3 . The OLED display device of  claim 1 , wherein the fluorine-based polymer layer comprises at least one of the compounds represented by Formulae 1 to 3: 
     
       
         
         
             
             
         
       
       wherein n is an integer of about 50 to 1,000; 
     
     
       
         
         
             
             
         
       
       wherein m is an integer of about 50 to 1,000, and n is an integer of about 50 to 1,000; and 
     
     
       
         
         
             
             
         
       
       wherein n is an integer of about 50 to 1,000. 
     
   
   
       4 . The OLED display device of  claim 1 , wherein the fluorine-based polymer layer comprises a compound represented by Formula 1: 
     
       
         
         
             
             
         
       
       wherein n is an integer of about 50 to 1,000. 
     
   
   
       5 . The OLED display device of  claim 1 , wherein the fluorine-based polymer layer comprises a compound represented by Formula 2: 
     
       
         
         
             
             
         
       
       wherein m is an integer of about 50 to 1,000, and n is an integer of about 50 to 1,000. 
     
   
   
       6 . The OLED display device of  claim 1 , wherein the fluorine-based polymer layer comprises a compound represented by Formula 3: 
     
       
         
         
             
             
         
       
       wherein n is an integer of about 50 to 1,000. 
     
   
   
       7 . The OLED display device of  claim 1 , wherein the fluorine-based polymer layer has a thickness of about 100 to 3,000 Å. 
   
   
       8 . The OLED display device of  claim 1 , wherein the pixel defining layer is formed using a photoresist material. 
   
   
       9 . The OLED display device of  claim 1 , wherein the pixel defining layer has a thickness of about 1,000 Å to 1 μm. 
   
   
       10 . An organic light emitting diode (OLED) display device, comprising:
 a substrate;   a first electrode located on the substrate;   a pixel defining layer located on the first electrode, the pixel defining layer having an opening, the pixel defining layer formed using a photoresist material;   a fluorine-based polymer layer located on the pixel defining layer, the fluorine-based polymer layer having an opening, the opening of the fluorine-based polymer layer interconnecting to the opening of the pixel-defining layer to expose a part of the first electrode, the fluorine-based polymer layer comprising at least one of the compounds represented by Formulae 1 to 3:   
     
       
         
         
             
             
         
       
       
         wherein n is an integer of about 50 to 1,000; 
       
     
     
       
         
         
             
             
         
       
       
         wherein m is an integer of about 50 to 1,000, and n is an integer of about 50 to 1,000; and 
       
     
     
       
         
         
             
             
         
       
       
         wherein n is an integer of about 50 to 1,000; 
       
       an organic layer located on the exposed part of the first electrode; and 
       a second electrode located on the organic layer and the fluorine-based polymer layer. 
     
   
   
       11 . A method of manufacturing an organic light emitting diode (OLED) display device, comprising:
 providing a substrate;   forming a first electrode on the substrate;   forming a pixel defining layer on the first electrode;   forming a fluorine-based polymer layer on the pixel defining layer;   forming an opening in the pixel defining layer and the fluorine-based polymer layer to expose a part of the first electrode;   forming an organic layer on the exposed part of the first electrode; and   forming a second electrode on the organic layer and the fluorine-based polymer layer.   
   
   
       12 . The method of  claim 11 , wherein the formation of the opening in the pixel defining layer and the fluorine-based polymer layer comprises patterning the pixel defining layer and the fluorine-based polymer layer by laser ablation. 
   
   
       13 . The method of  claim 12 , wherein the laser is irradiated at an intensity of about 300 mW/cm 2  or more. 
   
   
       14 . The method of  claim 11 , wherein the pixel defining layer is formed using a photoresist material. 
   
   
       15 . The method of  claim 11 , wherein the fluorine-based polymer layer is formed using at least one of the compounds represented by Formulae 1 to 3: 
     
       
         
         
             
             
         
       
       wherein n is an integer of about 50 to 1,000; 
     
     
       
         
         
             
             
         
       
       wherein m is an integer of about 50 to 1,000, and n is an integer of about 50 to 1,000; and 
     
     
       
         
         
             
             
         
       
       wherein n is an integer of about 50 to 1,000. 
     
   
   
       16 . The method of  claim 15 , wherein the fluorine-based polymer layer comprises a compound represented by Formula 1. 
   
   
       17 . The method of  claim 15 , wherein the fluorine-based polymer layer comprises a compound represented by Formula 2. 
   
   
       18 . The method of  claim 15 , wherein the fluorine-based polymer layer comprises a compound represented by Formula 3. 
   
   
       19 . The method of  claim 11 , wherein the fluorine-based polymer layer is formed to have a thickness of about 100 to 3,000 Å.

Cited by (0)

No later patents cite this yet.

References (0)

No backward citations on record.