- Asymmetric antracene derivatives having two phenyl groups and organic light-emitting diode including the same
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The present invention relates to an antracene derivative represented by [Chemical Formula A] and an organic light-emitting diode including the same, wherein substituents X_1 to X_5, Y, and Z are the same as defined in the detailed description of the invention. [Chemical Formula A].
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Paragraph 0362-0364
(2021/05/11)
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- Antracene derivatives having heteroaryl substituted phenyl group and organic light-emitting diode including the same
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The present invention relates to an anthracene derivative represented by Chemical Formula A and an organic light-emitting device including the same, wherein substituents X1 to X5, Y, and Z are the same as defined in detailed explanation of the invention.
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Paragraph 0364-0366
(2020/12/15)
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- Asymmetric antracene derivatives having two naphthyl groups and organic light-emitting diode including the same
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The present invention relates to antracene derivatives represented by [Formula A] and [Formula B], and an organic light-emitting diode including the same. Substituents X_1 to X_14, Y, and Z are the same as defined in the detailed description.
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Paragraph 0363; 0380-0381; 0474-0476
(2019/12/25)
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- Asymmetric antracene derivatives having two naphthyl groups and organic light-emitting diode including the same
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The present invention relates to an antracene derivative represented by the following [Formula A] or [Formula B], and an organic light-emitting diode including the same. Substituents X_1 to X_7 , Y, and Z are the same as defined in the detailed description of the invention.
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Paragraph 0356; 0373; 0374; 0459-0461
(2020/01/09)
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- Antracene derivatives having heteroaryl substituted naphthyl group and organic light-emitting diode including the same
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The present invention relates to an antracene derivative represented by the following [Formula A] and an organic light-emitting diode including the same. Substituents X_1 to X_7 , Y, and L are the same as defined in the detailed description of the invention.
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Paragraph 0325-0327
(2020/03/24)
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- Bipolar material and organic light emitting diode element
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The invention provides a bipolar material in which carbazole is linked with benzimidazole carbon nitrogen and an organic light emitting diode element utilizing the bipolar material. The organic lightemitting diode element comprises a substrate, a first conducting layer, an electric hole transfer layer, a light emitting layer, an electronic transfer layer and a second conducting layer, wherein thefirst conducting layer is arranged on the substrate; the electric hole transfer layer is arranged on the first conducting layer; the light emitting layer is arranged on the electric hole transfer layer and comprises the bipolar material in which carbazole is linked with benzimidazole carbon nitrogen; and the electronic transfer layer is arranged on the electronic transfer layer.
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- Organic compound taking triazine and benzimidazole as cores and application thereof
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The invention relates to an organic compound taking triazine and benzimidazole as cores and application thereof to an OLED (Organic Light Emitting Diode) device. The compound provided by the invention has relatively high glass transition temperature and m
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Paragraph 0110; 0111; 0112
(2017/09/01)
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- Nitrogen-containing heterocyclic derivative and application of nitrogen-containing heterocyclic derivative to organic electroluminescence device
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The invention provides a nitrogen-containing heterocyclic derivative and application of the nitrogen-containing heterocyclic derivative to an organic electroluminescence device, and relates to the technical field of organic photoelectric materials. The nitrogen-containing heterocyclic derivative is of a structure shown in the formula I and can be used for preparing the organic electroluminescence device. A compound synthesized by the nitrogen-containing heterocyclic derivative is used as a material of an electron injection layer in the preparation of an OLED device, so that the driving voltage can be effectively reduced, and the luminescent intensity of the device can be enhanced; the nitrogen-containing heterocyclic derivative is an organic light emitting material with high performance. The device can be used in the application field of flat displays, illumination light sources, mobile phone screens, signal lamps and the like.
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- Organic light-emitting diode including aryl substituted antracene derivatives
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The present invention, in regards to an organic light emitting diode comprising a luminous layer and an electron transport layer between a first electrode and a second electrode, relates to an organic light emitting diode which includes one or more anthracene derivatives selected from compounds represented by chemical formula A below in the electron transport layer, and which includes one or more anthracene derivatives selected from compounds represented by chemical formula B below in the luminous layer. L_a, L_b, A, Y and m below are defined in the detailed description of the present invention.
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Paragraph 0371-0373
(2020/04/01)
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- Organic light-emitting diode including aryl substituted antracene derivatives
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The present invention relates to an organic light emitting diode comprising a light emitting layer and an electron transport layer between a first electrode and a second electrode. The electron transport layer contains one or more kinds of anthracene derivatives selected from compounds represented by chemical formula A. The light emitting layer includes one or more kinds of anthracene derivatives selected from compounds represented by chemical formula B. A, X1 to X7, and Q1 to Q7 are as defined in the detailed description of the present invention.
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Paragraph 0306; 0323; 0324
(2020/04/09)
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- Organic light-emitting diode including aryl substituted antracene derivatives
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The present invention, in regards to an organic light-emitting diode comprising a luminous layer and an electron transport layer between a first electrode and a second electrode, relates to an organic light emitting diode which includes one or more anthracene derivatives selected from compounds represented by chemical formula A below in the electron transport layer, and which includes one or more anthracene derivatives selected from compounds represented by chemical formula B below in the luminous layer. L_1, L_2, Y, Z, m, and m′ below are defined in the detailed description of the present invention.
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Paragraph 0308-0310
(2020/04/28)
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- Organic light-emitting diode including aryl substituted antracene derivatives
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The present invention refers to number 1 number 2 electrode and including unevenness on the between the electrodes in organic light emitting device, the light takeout efficiency to the derivative is represented by the following formula A 1 which is selected from includes indicates on the paper, the light emitting layer to said derivative is represented by the following formula B on the paper 1 which is selected from organic light emitting device including an anthracene derivative of relates to a A, X 1 to X 7, Q 1 to Q 7 are the same as defined in the detailed description of the invention.. [Formula A] [formula B]
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Paragraph 0284-0286
(2021/08/15)
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- Organic Electroluminescent Compounds and Organic Electroluminescent Device Comprising the Same
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The present invention relates to organic electroluminescent compounds and an organic electroluminescent device comprising the same. The organic electroluminescent compounds of the present invention can manufacture the organic electroluminescent device having excellent driving lifespan, and improved current efficiency and power efficiency since driving voltage is low.COPYRIGHT KIPO 2015
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- NITROGENOUS HETEROCYCLE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT ELEMENT EMPLOYING THE SAME
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Provided is a material for an organic EL device realizing an organic EL device capable of having a high current efficiency even at a low voltage. Provided is a derivative of heterocyclic compound having a nitrogen atom represented by the following general formula (A-1) or (A-2). In the formulae, R 1a to R 5a each represent a substituent, Ar 1a to Ar 3a each represent a single bond or a divalent connecting group, and HAr represents a group represented by a general formula (A-3) or (A-4). R 6a to R 10a each represent a substituent.
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Page/Page column 43
(2008/06/13)
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- NITROGEN-CONTAINING HETEROCYCLE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT ELEMENT USING THE SAME
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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.
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Page/Page column 35
(2010/02/14)
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