发明名称 Compounds for use in light-emitting devices
摘要 Compounds including optionally substituted Ring Systems 1-4 are described. These compounds may be used as hosts in light-emitting devices. A light-emitting device comprising a compound selected from optionally substituted Ring Systems 1-4 is also described. The Ring Systems 1-4 are:
申请公布号 US8426040(B2) 申请公布日期 2013.04.23
申请号 US201113033473 申请日期 2011.02.23
申请人 ZHENG SHIJUN;MA LIPING;MOCHIZUKI AMANE;NITTO DENKO CORPORATION 发明人 ZHENG SHIJUN;MA LIPING;MOCHIZUKI AMANE
分类号 H01L51/54;C09K11/06 主分类号 H01L51/54
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