[EN] DIBENZO[c,g]FLUORENE COMPOUND AND AN ORGANIC LIGHT-EMITTING DEVICE USING THE SAME [FR] COMPOSE DE DIBENZO[C,G]FLUORENE ET DISPOSITIF ELECTROLUMINESCENT ORGANIQUE LE CONTENANT
ORGANIC COMPOUND AND PHOTOELECTRIC CONVERSION ELEMENT
申请人:CANON KABUSHIKI KAISHA
公开号:US20190119258A1
公开(公告)日:2019-04-25
An organic compound represented by the following general formula [1] is excellent in thermal stability.
In the general formula [1], R
1
to R
12
are each independently selected from the group consisting of a hydrogen atom and a substituent. Symbol A is selected from the group consisting of a divalent residue of naphthalene, phenanthrene, fluorene, benzofluorene, dibenzofluorene or spirofluorene, and a heteroarylene group having 4 to 12 carbon atoms. Symbol B is selected from the group consisting of an arylene group having 6 to 25 carbon atoms and a heteroarylene group having 4 to 12 carbon atoms. Symbol n is an integer of 0 to 3.
[5]-helicene and dibenzofluorene materials for use in organic light emitting devices
申请人:——
公开号:US20030143422A1
公开(公告)日:2003-07-31
Organic materials based on [5] helicenes or dibenzofluorenes are shown to have excellent properties for use in electroluminescent devices, including high stability and efficiency and low excimer formation. The materials may advantageously be adapted to have hole transport or electron transport capabilities in addition to emissive properties.
DIBENZO[c,g]FLUORENE COMPOUND AND AN ORGANIC LIGHT-EMITTING DEVICE USING THE SAME
申请人:Canon Kabushiki Kaisha
公开号:EP2291342B1
公开(公告)日:2014-06-04
DIBENZO[C,G]FLUORENE COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE USING SAME
申请人:Nishiura Chiaki
公开号:US20110260150A1
公开(公告)日:2011-10-27
An organic light-emitting device is provided which efficiently emits light with high brightness and has durability. The organic light-emitting device includes a dibenzo[c,g]fluorene compound having two dibenzo[c,g]fluorene skeletons, and has an organic compound layer containing the dibenzo[c,g]fluorene compound.