1361227-58-8Relevant articles and documents
Hole transport type main body material, preparation method thereof and application of hole transport type main body material in preparation of organic electroluminescent device
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Paragraph 0048-0051; 0055; 0088-0091; 0094, (2021/08/07)
The invention belongs to the technical field of organic photoelectric materials, and discloses a hole transport type main body material, a preparation method thereof and an application of the hole transport type main body material in preparation of an organic electroluminescent device. The hole transport type main body material has a structural formula as shown in a formula (I). The hole transport material provided by the invention has high hole transport capability, can be applied to a hole layer of an organic electroluminescent device or can be combined with an electron transport material to form an exciplex as a luminescent layer or a main body material in the luminescent layer, and realizes relatively high device efficiency. The hole transport material disclosed by the invention has relatively high stability, can be applied to an exciplex main body, and effectively realizes an electroluminescent device with relatively long service life.
A 3 - bromo - 9, 9' - fluorene synthetic method
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Paragraph 0021; 0024; 0025; 0026; 0029, (2018/04/02)
The invention discloses a synthetic method of 3-bromo-9,9'-spirobifluorene and belongs to the field of organic chemical synthesis. The synthetic method is implemented by the following steps: under the protection of an inert gas, after preparation of a Gri
MATERIALS FOR ELECTRONIC DEVICES
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Paragraph 0232-0235, (2017/07/23)
The present invention relates to a compound of the formula (I), (II) or (III), to the use of the compound in an electronic device, and to an electronic device comprising a compound of the formula (I), (II) or (III). The present invention furthermore relates to a process for the preparation of a compound of the formula (I), (II) or (III) and to a formulation comprising one or more compounds of the formula (I), (II) or (III).