Polymeric fluorescent substance and organic electroluminescence device
申请人:Sumitomo Chemical Company, Limited
公开号:EP0964045A1
公开(公告)日:1999-12-15
Provided is a high heat-resistant polymeric fluorescent substance having a divalent condensed polycyclic aromatic group of specific size having a bonding part at specific position shows fluorescence at a long wave length from orange to red, which is useful for fabricating an organic EL device having excellent properties by a coating method.
Polymer fluorescent substance and organic electroluminescence device
申请人:SUMITOMO CHEMICAL COMPANY LIMITED
公开号:EP0825242B1
公开(公告)日:2002-11-20
Hole transporting polymer and organic electroluminescence device
申请人:Sumitomo Chemical Company, Limited
公开号:EP0893485B1
公开(公告)日:2003-06-11
Hole transporting polymer and organic electroluminescence device using the same
申请人:Sumitomo Chemical Company, Ltd.
公开号:US20030211358A1
公开(公告)日:2003-11-13
A hole transporting polymer having a specific repeating unit and specific molecular weight, which has excellent hole transporting property, and is superior in durability and film-forming property, and the organic EL device using the hole transporting polymer has excellent light emitting characteristics.