ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES

• Main Authors: RYNO SEAN MICHAEL, FELDMAN JERALD, DYATKIN ALEXEY BORISOVICH, FLEETHAM TYLER, MACINNIS MORGAN C, LIN CHUN, TSAI JUI YI, CHEN HSIAO FAN, WOLOHAN PETER, BOUDREAULT PIERRE LUC T, JI ZHIQIANG, HAMZE RASHA
• Format: Patent
• Language: English; Korean
• Published: 06.08.2021
• Subjects: ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM; ADHESIVES; CHEMISTRY; DYES; ELECTRICITY; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC CHEMISTRY; PAINTS; POLISHES

Provided is a compound comprising a ligand L_A comprising a moiety L having a structure of formula I. In formula I, L_A is coordinated to a metal M; A^1 is selected from B, N, P, P=O, P=S, Al, Ga, SiR", GeR", and SnR"; rings A, B, and C are 5- or 6-membered rings; Y^1, Y^2, and Y^3 are selected from direct bonds, the metal M, and a variety of linkers; a + b + c = 2 or 3; and one of a number of specific conditions is met. OLED devices, consumer products, and formulations including the compound are also provided. 화학식 I TIFFpat00273.tif4144의 구조를 갖는 모이어티 L을 포함하는 리간드 LA를 포함하는 화합물이 제공된다. 화학식 I에서, LA는 금속 M에 배위되고; A1은 B, N, P, P=O, P=S, Al, Ga, SiR", GeR", 및 SnR"에서 선택되고; 고리 A, B, 및 C는 5- 또는 6원 고리이고; Y1, Y2, 및 Y3은 직접 결합, 금속 M, 및 각종 링커에서 선택되고; a + b + c = 2 또는 3이고; 다수의 특정 조건들 중 하나가 적용된다. 상기 화합물을 포함하는 OLED 디바이스, 소비자 제품, 및 배합물이 또한 제공된다.