MANUFACTURING METHOD FOR COMPOSITION OF ORGANIC ELECTROLUMINESCENT ELEMENT, COMPOSITION OF ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC EL DISPLAY, AND ORGANIC EL ILLUMINATION

摘要

PROBLEM TO BE SOLVED: To provide a composition of an organic electroluminescent element capable of raising durability of the organic electroluminescent element having an organic layer formed by using the composition of an organic electroluminescent element including a low molecular compound and a solvent and attaining long lifetime, and a method of manufacturing the same.;SOLUTION: A manufacturing method for a composition of an organic electroluminescent element includes a process of heating at 60C or more and at a temperature range of 10C or more lower than the boiling point of a solvent component with the lowest boiling point included in a mixture after mixing a low molecular compound component and a part or the whole of a solvent component of the composition regarding the composition of an organic electroluminescent element including the low molecular compound and the solvent, or a process of performing ultrasonic vibration.;COPYRIGHT: (C)2010,JPO&INPIT