- Patent Title: Electroluminescent device, and display device comprising thereof
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Application No.: US17005392Application Date: 2020-08-28
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Publication No.: US10923668B2Publication Date: 2021-02-16
- Inventor: Kun Su Park , Kwanghee Kim , Tae Ho Kim , Eun Joo Jang , Won Sik Yoon
- Applicant: SAMSUNG ELECTRONICS CO., LTD.
- Applicant Address: KR Suwon-si
- Assignee: SAMSUNG ELECTRONICS CO., LTD.
- Current Assignee: SAMSUNG ELECTRONICS CO., LTD.
- Current Assignee Address: KR Suwon-si
- Agency: Cantor Colburn LLP
- Priority: KR10-2018-0097450 20180821
- Main IPC: H01L51/00
- IPC: H01L51/00 ; H01L51/50

Abstract:
An electroluminescent device, a method of manufacturing the same, and a display device including the same.
The electroluminescent device includes a first electrode, a hole transport layer disposed on the first electrode, an emission layer disposed on the hole transport layer and including light emitting particles, an electron transport layer disposed on the emission layer and including nanoparticles having electron transport capability, and a second electrode disposed on the electron transport layer, wherein at least a portion of the nanoparticles having electron transport capability include an inorganic oxide core represented by Chemical Formula 1, and a metal-organic compound chemically bound to the surface of the inorganic oxide core. MxOy Chemical Formula 1
The electroluminescent device includes a first electrode, a hole transport layer disposed on the first electrode, an emission layer disposed on the hole transport layer and including light emitting particles, an electron transport layer disposed on the emission layer and including nanoparticles having electron transport capability, and a second electrode disposed on the electron transport layer, wherein at least a portion of the nanoparticles having electron transport capability include an inorganic oxide core represented by Chemical Formula 1, and a metal-organic compound chemically bound to the surface of the inorganic oxide core. MxOy Chemical Formula 1
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