Selective Preparations; 361. A Convenient Preparation of 2- and 4-(1-Imidazolyl)-phenols and their Benzo Analogs using thet-Butyl Group as a Positional Protective Group
PHENANTHRENE DERIVATIVE, AND MATERIAL FOR ORGANIC EL ELEMENT
申请人:Kawamura Masahiro
公开号:US20100331585A1
公开(公告)日:2010-12-30
A phenanthrene derivative is represented by a formula (1) below. In the formula (1), Ar
1
and Ar
2
each represent an aromatic hydrocarbon ring group having 6 to 18 carbon atoms for forming the ring. The aromatic hydrocarbon ring group contains none of anthracene skeleton, pyrene skeleton, aceanthrylene skeleton and naphthacene skeleton. R
1
represents a substituent, the number of which may be 0, 1 or more. R
1
may be bonded in any position of the phenanthrene skeleton. n and m each represent an integer of 1 to 3. k represents an integer of 0 to 8.
ORGANIC ELECTROLUMINESCENCE ELEMENT AND ELECTRONIC APPARATUS
申请人:IDEMITSU KOSAN CO., LTD.
公开号:US20210005826A1
公开(公告)日:2021-01-07
An organic electroluminescence device comprising a cathode, an anode and an organic layer disposed between the cathode and the anode, wherein the organic layer comprises a fluorescent emitting layer and the fluorescent emitting layer comprises a first compound, a second compound having a hole mobility larger than that of the first compound, and a dopant material showing a fluorescent spectrum with a half width of 30 nm or less; and an organic electroluminescence device comprising a cathode, an anode and an organic layer disposed between the cathode and the anode, wherein the organic layer comprises a fluorescent emitting layer and the fluorescent emitting layer comprises a first compound, a third compound having an affinity larger than that of the first compound, and a dopant material showing a fluorescent spectrum with a half width of 30 nm or less and the content of the third compound in the fluorescent emitting layer is less than that of the first compound in the fluorescent emitting layer are excellent in their performance.
METAL COMPLEX COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE USING SAME
申请人:Chuo University
公开号:EP1961743A1
公开(公告)日:2008-08-27
Provided are an organic electroluminescence device whose wavelength of light emission is short and which can emit blue light having a high color purity, and a metal complex compound for realizing the device. The metal complex compound is of a specific structure having a partial structure including two tridentate ligands. The organic electroluminescence device includes: a pair of electrodes; and an organic thin film layer which has one layer or a plurality of layers including at least a light emitting layer and is disposed between the pair of electrodes. In the organic electroluminescence device, at least one layer of the organic thin film layer contains the metal complex compound. The organic electroluminescence device emits light by applying a voltage between both the electrodes.
AROMATIC AMINE DERIVATIVE AND ORGANIC ELECTROLUMINESCENCE ELEMENT USING SAME
申请人:Idemitsu Kosan Co., Ltd
公开号:EP2762478A1
公开(公告)日:2014-08-06
An aromatic amine derivative represented by formula (1):
wherein L1, L2, Ar1, Ar2, R1, R2, a, b, and Q are as defined in the specification. An organic electroluminescence device having at least one organic thin film layer which includes the aromatic amine derivative has high emission efficiency and long lifetime.
[EN] POLYCYCLIC COMPOUND AND AN ORGANIC ELECTROLUMINESCENCE DEVICE COMPRISING THE POLYCYCLIC COMPOUND OR THE COMPOSITION<br/>[FR] COMPOSÉ POLYCYCLIQUE ET DISPOSITIF ÉLECTROLUMINESCENT ORGANIQUE COMPRENANT LE COMPOSÉ POLYCYCLIQUE OU UNE COMPOSITION
申请人:IDEMITSU KOSAN CO
公开号:WO2020217229A1
公开(公告)日:2020-10-29
Specific polycyclic compounds, a material for an organic electroluminescence device comprising said specific polycyclic compound, an organic electroluminescence device comprising said specific polycyclic compound, an electronic equipment comprising said organic electroluminescence device, a process for preparing said polycyclic compounds, and the use of said polycyclic compounds in an organic electroluminescence. (Formula I) (I)