- 专利标题： QUANTUM DOT MATERIAL, QUANTUM DOT LIGHT EMITTING DEVICE, DISPLAY APPARATUS AND MANUFACTURING METHOD
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申请号： US17465698申请日： 2021-09-02
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公开(公告)号： US20220140271A1公开(公告)日： 2022-05-05
- 发明人: Dong LI , Yichi ZHANG
- 申请人： Beijing BOE Technology Development Co., Ltd. , BOE Technology Group Co., Ltd.
- 申请人地址： CN Beijing; CN Beijing
- 专利权人： Beijing BOE Technology Development Co., Ltd.,BOE Technology Group Co., Ltd.
- 当前专利权人： Beijing BOE Technology Development Co., Ltd.,BOE Technology Group Co., Ltd.
- 当前专利权人地址： CN Beijing; CN Beijing
- 优先权： CN202011193294.6 20201030
- 主分类号： H01L51/50
- IPC分类号： H01L51/50 ; H01L51/56 ; C09K11/06 ; H01L51/00
摘要：
Disclosed are a quantum dot material, a quantum dot light emitting device, a display apparatus and a manufacturing method. The quantum dot material includes: a quantum dot, an anionic ligand, and a linking group linking the quantum dot and the anionic ligand, wherein the anionic ligand is configured to bind to a ring molecule by electrostatic force.