HIGH EFFICIENCY YELLOW LIGHT EMITTERS FOR OLED DEVICES

• Main Authors: XIA, Chuanjun, KOTTAS, Gregg, ANSARI, Nasrin, ELSHENAWAY, Zeinab, ALLEYNE, BERT, TSAI, Jui-Yi
• Format: Patent
• Language: English; French; German
• Published: 04.12.2019
• Subjects: ADHESIVES; CHEMISTRY; DYES; ELECTRICITY; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; PAINTS; POLISHES

Novel heteroleptic iridium complexes are described. These iridium compounds contain alkyl substituted phenylpyridine ligands, which provide these compounds with beneficial properties when the iridium complexes are incorporated into OLED devices.