MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICES AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE MATERIAL
申请人:IWAKUMA Toshihiro
公开号:US20120319099A1
公开(公告)日:2012-12-20
A material for organic electroluminescence devices comprising a compound in which a heterocyclic group having nitrogen is bonded to an arylcarbazolyl group or a carbazolylalkylene group and an organic electroluminescence device comprising an anode, a cathode and an organic thin film layer comprising at least one layer and disposed between the anode and the cathode, wherein at least one layer in the organic thin film layer comprises the material for organic electroluminescence devices described above. The material can provide an organic electro-luminescence device emitting bluish light with a high purity of color. The organic electroluminescence device uses the material.
A compound represented by the following formula (1):
一个由以下化学式(1)表示的化合物:
COMPOUNDS WITH SPIROBIFLUORENE-STRUCTURES
申请人:Merck Patent GmbH
公开号:US20190106391A1
公开(公告)日:2019-04-11
The present invention describes spirobifluorene derivatives substituted by pyridine and/or pyrimidine groups, especially for use in electronic devices. The invention further relates to a process for preparing the compounds of the invention and to electronic devices comprising these.