Bus electrodes for plasma display panel

1. A plasma display panel (PDP), comprising;

a front substrate; and

a sustain electrode formed on the front substrate and comprising a transparent electrode and a bus electrode coupled to each other, the bus electrode comprising a first bus electrode layer formed on the transparent electrode and a second bus electrode layer formed on the first bus electrode layer,

wherein the first and second bus electrode layers comprise conductive particles and adhesive particles;

wherein an average diameter of the conductive particles and an average diameter of the adhesive particles are less than 5 μm;

wherein the average diameter of the adhesive particles is equal to or less than the average diameter of the conductive particles; and

wherein the total thickness of the first and second bus electrode layers does not exceed 6.5 μm.

2. The PDP of claim 1 , wherein the average diameter of the conductive particles and the average diameter of the adhesive particles are in a range of 1 to 2 μm.

3. The PDP of claim 1 , wherein the conductive particles of the first bus electrode layer are black.

4. The PDP of claim 3 , wherein the conductive particles of the first bus electrode layer comprise Ru, Co, or Mn.

5. The PDP of claim 1 , wherein the conductive particles of the second bus electrode layer are white.

6. The PDP of claim 5 , wherein the conductive particles of the second bus electrode layer comprise Ag, Al, or Au.

7. The PDP of claim 1 , wherein the adhesive particles are formed of a frit.

8. The PDP of claim 7 , wherein the frit comprises PbO, B 2 O 3 , SiO 2 , Al 2 O 3 , or Bi 2 O 2 .

9. The PDP of claim 1 , wherein the first bus electrode layer is more than 0.4 μm thick.