ORGANIC ELECTROLUMINESCENCE ELEMENT, ORGANIC ELECTROLUMINESCENCE DISPLAY DEVICE, AND METHOD FOR PRODUCING ORGANIC ELECTROLUMINESCENCE ELEMENT

• Main Authors: UCHIDA, Hideki, TSUKAMOTO, Yuto, NAKAJIMA, Shinji, KOIKE, Eiji, ISOMURA, Yoshiyuki, ITO, Asae, NIBOSHI, Manabu
• Format: Patent
• Language: English
• Published: 15.11.2018
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; SEMICONDUCTOR DEVICES

To provide an organic EL element having good injection properties and transport properties of a carrier. Included are: an InGaZnO layer with a composition rich in In2O3 as a transparent electrode contacting a negative electrode; an InGaZnO layer with a stoichiometric ratio of In:Ga:Zn:O=1:1:1:4 as a...