AMINO FLUORENE POLYMER AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
申请人:SAMSUNG ELECTRONICS CO., LTD.
公开号:US20170062724A1
公开(公告)日:2017-03-02
An amino fluorene polymer including a first repeating unit represented by Formula 1:
wherein, in Formula 1, A, F, F′, m1, n1, n2, R
1
, R
2
, R
3
, and R
4
are the same as described in the specification.
[EN] MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES<br/>[FR] MATÉRIAUX POUR DISPOSITIFS ÉLECTROLUMINESCENTS ORGANIQUES
申请人:MERCK PATENT GMBH
公开号:WO2021074106A1
公开(公告)日:2021-04-22
The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to electronic devices which comprise these compounds.
[EN] COMPOUNDS FOR ELECTRONIC DEVICES<br/>[FR] COMPOSÉS POUR DISPOSITIFS ÉLECTRONIQUES
申请人:MERCK PATENT GMBH
公开号:WO2019170729A1
公开(公告)日:2019-09-12
The present application relates to an amine compound according to formula (I), (II) or (III) which is suitable for use in electronic devices.
本申请涉及符合公式(I),(II)或(III)的胺化合物,适用于电子设备。
ORGANIC LIGHT-EMITTING DEVICE
申请人:Samsung Display Co., Ltd.
公开号:EP3010067A1
公开(公告)日:2016-04-20
An organic light-emitting device includes a first electrode; a second electrode facing the first electrode; an emission layer disposed between the first electrode and the second electrode; and a hole transport region disposed between the first electrode and the emission layer.
HETEROCYCLIC COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING SAME
申请人:Changchun Hyperions Technology Co., Ltd.
公开号:EP4019503A2
公开(公告)日:2022-06-29
Provided are a heterocyclic compound and an organic electroluminescent device comprising the same, which relate to the field of organic electroluminescent technologies. The heterocyclic compound has advantages of good film-forming property, good thermal stability, and relatively high glass-transition temperature, and the service life of the device can be prolonged when the heterocyclic compound is applied to an organic layer of the organic electroluminescent device; meanwhile, the structure has a deep HOMO energy level so that holes can be effectively prevented from diffusing from the emissive layer to the electron transport layer and the recombination probability of the holes and electrons in the emissive layer can be effectively improved; and when the heterocyclic compound is applied to the electron transport layer or hole blocking layer, the luminous efficiency of the device can be effectively improved.
本发明提供了一种杂环化合物和包含该杂环化合物的有机电致发光器件,涉及有机电致发光技术领域。该杂环化合物具有成膜性好、热稳定性好、玻璃化温度相对较高等优点,将该杂环化合物应用于有机电致发光器件的有机层时,可延长器件的使用寿命;同时,该结构具有较深的 HOMO 能级,可有效阻止空穴从发射层扩散到电子传输层,有效提高发射层中空穴和电子的重组概率;当杂环化合物应用于电子传输层或空穴阻挡层时,可有效提高器件的发光效率。