Patent ID: 8866383

Claim:
A flat display device comprising: a substrate; a light-emitting diode on the substrate; and a sealing layer on the light-emitting diode, the sealing layer comprising at least one sealing unit extending beyond an edge of the light-emitting diode and comprising an organic film, an oxygen-free buffer layer on the organic film, and an inorganic film on and contacting the oxygen-free buffer layer, wherein the oxygen-free buffer layer comprises an oxygen-free material represented by Formula 1 below: (Ar 1 )—(R 1 ) p Formula 1 wherein in Formula 1, Ar 1 is a monocyclic core or a polycyclic core that is oxygen-free; R 1 is hydrogen, a halogen, a C 1 -C 60 aryl group, or —Si(R 10 )(R 11 )(R 12 ); R 10 to R 12 are each independently a C 1 -C 60 alkyl group or a C 6 -C 60 aryl group; and p is an integer from 1 to 10.