| abstract |
The present invention is magnesium oxide; And at least one of a copper component selected from the group consisting of copper and a copper oxide and an aluminum component selected from aluminum and aluminum oxide, the protective film forming composite, the protective film manufacturing method, and a plasma display panel including the protective film. will be.n n n The protective film according to the present invention is provided in the plasma display panel to protect the electrode and the dielectric from plasma ions formed by the discharge of Ne + Xe or He + Ne + Xe mixed gas, shorten the discharge delay time, discharge delay time In addition to reducing the temperature dependence, the sputtering resistance can also be improved.n n n n Plasma display panel, protective film, discharge delay time |