ORGANIC EL MATERIAL-CONTAINING SOLUTION, METHOD FOR FORMING ORGANIC EL THIN FILM, ORGANIC EL DEVICE COMPRISING ORGANIC EL THIN FILM, AND METHOD FOR MANUFACTURING ORGANIC EL DISPLAY PANEL

摘要

Disclosed is an organic EL material-containing solution containing an organic EL material and a solvent. The organic EL material contains at least a host and a dopant, and the host is an anthracene derivative. The solvent dissolves not less than 0.5% by weight of the host. The solvent is preferably composed of a cyclic ketone. It is further preferable that the solvent contains a cyclohexanone derivative as a cyclic ketone.