Nitrogen containing heterocycle derivative and organic electroluminescent element using the same
申请人:Idemitsu Kosan Co., Ltd.
公开号:US08097349B2
公开(公告)日:2012-01-17
A novel derivative of heterocyclic compound having nitrogen atom with a structure made by bonding special groups to benzimidazole, a material for an organic electroluminescence (EL) device comprising the derivative of heterocyclic compound having nitrogen atom and an organic electroluminescence device comprising at least one organic compound layer containing a light emitting layer sandwiched between a pair of electrodes, wherein the device contains the derivative of heterocyclic compound having nitrogen atom. An organic EL device achieving elevation of luminance and of efficiency in light emission even under low driving voltage is obtainable by an employment of the derivative of heterocyclic compound having nitrogen atom for at least one layer composing organic compound layers of the EL device.
NITROGEN-CONTAINING HETEROCYCLE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT ELEMENT USING THE SAME
申请人:IDEMITSU KOSAN CO., LTD.
公开号:EP1602648A1
公开(公告)日:2005-12-07
A novel derivative of heterocyclic compound having nitrogen atom with a structure made by bonding special groups to benzimidazole, a material for an organic electroluminescence (EL) device comprising the derivative of heterocyclic compound having nitrogen atom and an organic electroluminescence device comprising at least one organic compound layer containing a light emitting layer sandwiched between a pair of electrodes, wherein the device contains the derivative of heterocyclic compound having nitrogen atom. An organic EL device achieving elevation of luminance and of efficiency in light emission even under low driving voltage is obtainable by an employment of the derivative of heterocyclic compound having nitrogen atom for at least one layer composing organic compound layers of the EL device.
COMPOUND, MATERIAL FOR AN ORGANIC ELECTROLUMINESCENCE DEVICE AND AN ORGANIC ELECTROLUMINESCENCE DEVICE COMPRISING THE COMPOUND
申请人:IDEMITSU KOSAN CO., LTD.
公开号:US20230120308A1
公开(公告)日:2023-04-20
Specific compounds represented by formula (I), a material for an organic electroluminescence device comprising said specific compound, an organic electroluminescence device comprising said specific compound, an electronic equipment comprising said organic electroluminescence device and the use of said compounds in an organic electroluminescence device.