Organic electroluminescence element including metal doped molybdenum oxide layer and method for producing the same

摘要

It is an object of the present invention to provide an organic electroluminescence element which can be easily produced and has a good light-emitting property and a good lifetime property, and a method for producing the same.;That is, the present invention provides the organic electroluminescence element comprising an anode, a light-emitting layer and a cathode, and further comprising a metal doped molybdenum oxide layer provided between the anode and the light-emitting layer; and the method for producing the organic electroluminescence element including a stacking step to obtain a metal doped molybdenum oxide layer by simultaneously depositing molybdenum oxide and a dopant metal on another layer which constitutes the element.

主权项

1. An organic electroluminescence element comprising: an anode; a light-emitting layer; a cathode; a metal doped molybdenum oxide layer provided between the anode and the light-emitting layer; and a layer that contains a polymer compound on the metal doped molybdenum oxide layer and that has been formed by a wet process, wherein:
the metal doped molybdenum oxide layer contains 98% by weight or more of the molybdenum oxide and the dopant metal, and a content ratio of the dopant metal in the metal doped molybdenum oxide is 1.3 to 3.5 mol %; and the dopant metal is aluminum.