Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.

Wuhan China Star Optoelectronics Technology Co., Ltd.

Guangzhou Chinaray Optoelectronic Materials Ltd.

Semiconductor Display Technology Co., Ltd.

Wuhan China Star Optoelectronics

Xu Wang

Xianjie Li

Munjae Lee

Jiajia Luo

Junyou Pan

Xi Yang

Yue Zhang

Tao Li

Jiahui Tan

Lin Y Yang

Jinchang Huang

Yu Gu

Yanjie Wang

Qu Zhang

Kailong Wu

A fluorescent material and a method of synthesizing thereof are provided. The fluorescent material includes a formula (1) as follows: and Y is N or B; Xand Xare the same or different; Xand Xare selected from C or Si; R, R, R, and Rare the same or different; R, R, R, and Rare selected from a hydrogen atom, an alkyl group, an aromatic hydrocarbon group, or a heteroaryl group; R, R, R, and Rare the same or different; R, R, R, and Rare selected from an alkyl group, an aromatic hydrocarbon group, or a heteroaryl group; or Rand Rform a cyclic group; or Rand Rform a cyclic group.

Fluorescent material and method of synthesizing thereof

The present disclosure relates to an organic light-emitting diode. The organic light-emitting diode includes a substrate, an anode layer, an organic functional layer, a cathode layer, and a cover layer that are sequentially stacked from bottom to top.

Organic light-emitting diode

A display panel and manufacturing method thereof are provided. The display panel includes a substrate, a first electrode, a hole injection layer, a hole transport layer, an electron blocking layer, an organic electroluminescent layer, a hole blocking layer, an electron transport layer, an electron injection layer, and a second electrode arranged sequentially. The electron blocking layer corresponding to a green sub-pixel region of the organic electroluminescent layer is made of a p-type green light host material. Accordingly, the present invention effectively simplifies a manufacturing process, adjusts and balances charge carriers, and improves device performance.

Display panel and manufacturing method thereof

A thin film electroluminescent device, a preparation method thereof, and an electronic device are provided. The thin film electroluminescent device includes a first electrode, a functional structural layer disposed on the first electrode, a second electrode disposed on the functional structural layer, and a cover layer disposed on a side of the second electrode away from the first electrode. The cover layer includes an ionic compound having a chemical formula of AX2, wherein A is selected from divalent metal, and X is selected from halogen.

Thin film electroluminescent device, preparation method thereof, and electronic device

The present invention provides a hole transport material, a preparation method thereof, and an electroluminescent device. Through ingenious molecular design, a xanthracene structure is combined with different electron-donating groups to synthesize a series of hole transport materials with a suitable highest occupied molecular orbital (HOMO) energy level and a suitable lowest unoccupied molecular orbital (LUMO) energy level, and a series of high-performance display devices can be manufactured using the hole transport materials provided by the present invention.

Hole transport material, preparation method thereof, and electroluminescent device

A thermal active delay fluorescent material includes a structural formula in formula 1:  The application adopts a strong electron-withdrawing group of a large conjugate plane as an electron acceptor, and combines an electron acceptor with a strong electron donor to achieve a deep red light thermal active delay fluorescent material with a typical TADF characteristics and a low energy level. The thermal active delay fluorescent material of the application is a deep red light TADF material having a lower single triplet energy level difference, an ultrafast reverse intersystem crossing speed and a high luminous efficiency, and when it is used as a luminescent material for an organic light-emitting diode device, it can promote a luminous efficiency of the organic light-emitting diode device.

Thermal active delay fluorescent material, method for manufacturing same, and organic light-emitting diode device

An OLED device and a method for manufacturing the OLED device are provided. The OLED device includes a substrate, a first electrode layer, an electron injection layer, an electron transport layer, a photoactive layer, a hole transport layer, and a second electrode layer, which are sequentially disposed on the substrate. The photoactive layer includes an exciton control layer and an active material layer, the active material layer includes a perovskite material and a small molecule luminescent material, and a doping molar ratio of the small molecular luminescent material ranges from 0.1% to 15%.

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Hubei, China

Xu Wang