Patent ID: 7170087
Filing Date: 2007-01-30
Classification: H01L

Abstract:
1. An EL device comprising: a substrate; an EL element formed on a surface of the substrate and including at least a first electrode layer, a light emitting layer, and a second electrode layer; a first protective film formed on a surface of the EL element through a dry process to cover the whole of the EL element, the first protective film having a function of avoiding the intrusion of gases and moisture from the outside; and a second protective film formed on a surface of the first protective film to cover the whole of the first protective film by using polysilazane applied onto the surface of the first protective film and then baked, the second protective film having a function of avoiding the intrusion of gases and moisture from the outside, the second protective film covering any portion of the surface of the EL element not covered by the first protective film.