公开(公告)号：US09741941B2

公开(公告)日：2017-08-22

申请号：US14264787

申请日：2014-04-29

Applicant: Universal Display Corporation

Inventor： Tzu-Chin Yeh ,  Ken-Tsung Wong ,  Raymond Kwong ,  Siu Tung Lam ,  Chi Hang Lee

IPC: H01L51/50 ,  H01L51/00 ,  C07D471/04 ,  C09K11/06

CPC classification number: H01L51/0072 ,  C07D471/04 ,  C09K11/06 ,  C09K2211/1007 ,  C09K2211/1014 ,  C09K2211/1029 ,  C09K2211/1088 ,  C09K2211/1092 ,  H01L51/0061 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/5012

Abstract: A compound that has the structure according to Formula 1: as well as, devices and formulations containing the compound of Formula 1 are disclosed. In the compound of Formula 1: X1, X2, X3, X4, X5, and X6 are independently selected from the group consisting of C—R and N; each R is independently selected from the group consisting of hydrogen, deuterium, halide, alkyl, cycloalkyl, heteroalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carbonyl, carboxylic acids, ester, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof; and at least one R comprises a donor group with at least two electron donating nitrogens.