Organic electroluminescence element

摘要

An organic electroluminescence element is comprised of a laminate of an anode, a light emitting layer made of an organic compound, an electron transport layer made of an organic compound, and a cathode. In the electroluminescence element, a hole blocking layer made of an organic compound is laminated between the light emitting layer and the electron transport layer. The hole blocking layer is a mixed layer made of plural kinds of electron transport materials.