Invention Grant
US09281489B2 Organic luminescent materials, coating solution using organic luminescent materials for organic emitting layer, organic light emitting device using coating solution, light source device using organic light emitting device and method of organic light emitting device 有权
有机发光材料,使用有机发光层的有机发光材料的涂布溶液,使用涂布溶液的有机发光装置,使用有机发光装置的光源装置及有机发光装置的方法

  • Patent Title: Organic luminescent materials, coating solution using organic luminescent materials for organic emitting layer, organic light emitting device using coating solution, light source device using organic light emitting device and method of organic light emitting device
  • Patent Title (中): 有机发光材料,使用有机发光层的有机发光材料的涂布溶液,使用涂布溶液的有机发光装置,使用有机发光装置的光源装置及有机发光装置的方法
  • Application No.: US13817960
    Application Date: 2010-09-10
  • Publication No.: US09281489B2
    Publication Date: 2016-03-08
  • Inventor: Hirotaka SakumaSukekazu Aratani
  • Applicant: Hirotaka SakumaSukekazu Aratani
  • Applicant Address: JP Tokyo
  • Assignee: HITACHI, LTD.
  • Current Assignee: HITACHI, LTD.
  • Current Assignee Address: JP Tokyo
  • Agency: Volpe and Koenig, P.C.
  • International Application: PCT/JP2010/005530 WO 20100910
  • International Announcement: WO2012/032578 WO 20120315
  • Main IPC: H01L51/50
  • IPC: H01L51/50 H01L51/00 C09K11/06 H05B33/14
Organic luminescent materials, coating solution using organic luminescent materials for organic emitting layer, organic light emitting device using coating solution, light source device using organic light emitting device and method of organic light emitting device
Abstract:
The objects of the present invention are to provide an organic luminescent material capable of being easily controlled for dopant concentrations. The present invention is characterized in that a organic light-emitting device comprising a upper electrode, a lower electrode; and a light-emitting layer positioned between the upper electrode and the lower electrode, wherein the light-emitting layer contains a host, a first dopant and a second dopant, the first dopant is a blue-light-emitting dopant or a green-light-emitting dopant, the first dopant has a first functional group, and the first functional group makes the first dopant transfer toward the surface of the light-emitting layer on the upper electrode side in the light-emitting layer.
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