| 摘要 |
An OLED device comprises a cathode, an anode and a light-emitting layer therebetween, wherein the light-emitting layer comprises a host containing an anthracene nucleus and a light-emitting material comprising a 1,3-butadiene nucleus, wherein the butadiene nucleus is substituted in the 1 and 4 positions with independently selected aromatic groups, and wherein at least one of said aromatic groups is further substituted with an amino group, and wherein said amino group is further substituted with two independently selected aryl or heteroaryl groups.
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