Organic electroluminescent element having improved durability
First Claim
1. An organic EL element comprising an electron injection electrode, a hole injection electrode, and at least one layer made from an organic material between the electron injection electrode and the hole injection electrode, wherein said organic material comprises an oxadiazole series compound having a plurality of oxadiazole rings, each of the oxadiazole rings being substituted by a condensed polycyclic aromatic group.
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Abstract
There is disclosed an EL element having at least one layer made from an organic material between an electron injection electrode and a hole injection electrode. The organic material consists of an oxadiazole series compound which has a plurality of oxadiazole rings, each of the oxadiazole rings being substituted by a condensed polycyclic aromatic group.
36 Citations
28 Claims
- 1. An organic EL element comprising an electron injection electrode, a hole injection electrode, and at least one layer made from an organic material between the electron injection electrode and the hole injection electrode, wherein said organic material comprises an oxadiazole series compound having a plurality of oxadiazole rings, each of the oxadiazole rings being substituted by a condensed polycyclic aromatic group.
Specification