公开(公告)号：US20170194530A1

公开(公告)日：2017-07-06

申请号：US15256943

申请日：2016-09-06

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Tingting Zhou ,  Bin Zhang ,  Yonglian Qi ,  Dini Xie

IPC: H01L33/04 ,  B05D3/02 ,  B05D1/00

CPC classification number: G03F7/16 ,  G03F7/0007 ,  G03F7/0047 ,  G03F7/027 ,  H01L33/502

Abstract: A quantum dot film, its preparation method, its patterning method and its display device are provided. Quantum dots can be efficiently dispersed in a photoresist solution to obtain a quantum dot film with a high concentration of quantum dots. The quantum dot film is prepared from the following raw materials: quantum dots, greater than 0 and less than or equal to 60 parts by weight; a dispersant, from 5 to 90 parts by weight; a resin, from 5 to 45 parts by weight; a monomer containing an unsaturated double bond, from 0.5 to 18 parts by weight; a photoinitiator from 0.1 to 3 parts by weight; silicon coupling agent, from 0.1 to 7 parts by weight; an auxiliary, from 0.1 to 1 part of weight; and a solvent, from 40 to 85 parts by weight. This disclosure can be applied in quantum dot film preparation processes.

公开(公告)号：US11578400B2

公开(公告)日：2023-02-14

申请号：US16235758

申请日：2018-12-28

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Bin Zhang ,  Xinxing Wang ,  Tingting Zhou ,  Xuefei Sun ,  Weijie Wang ,  Haibin Zhu

IPC: C23C14/04 ,  B05D1/32 ,  C23C16/04 ,  H01L51/56 ,  H01L51/00 ,  B05C21/00 ,  B05C17/06 ,  H01L21/308 ,  G03F1/64 ,  H05K3/12 ,  H01L27/32

Abstract: The fine metal mask provided in the present disclosure includes at least one mask pattern portion, and at least one protective portion that is disposed on and connected with at least one side edge of the at least one mask pattern portion, wherein a thickness of the at least one protective portion is less than a thickness of the at least one mask pattern portion.

公开(公告)号：US20220364885A1

公开(公告)日：2022-11-17

申请号：US17765269

申请日：2021-05-12

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jing Niu ,  Tingting Zhou ,  Fangzhen Zhang ,  Jintao Peng

IPC: G01D5/14 ,  H01L27/20 ,  H01L41/047 ,  H01L41/187 ,  H01L41/113 ,  H01L41/29 ,  H01L41/311

Abstract: A piezoelectric sensor and a manufacturing method therefor, and a detection apparatus, which relate to the technical field of sensing. The piezoelectric sensor includes: an array substrate: a first capping layer located on the array substrate and including a first portion and a second portion, wherein the first portion covers the array substrate, a cavity is provided between the second portion and the array substrate, and the second portion is provided with a first opening: a first electrode located above the first capping layer and above the cavity, a piezoelectric thin film located on the first electrode, and a second electrode located on the piezoelectric thin film.

公开(公告)号：US11177297B2

公开(公告)日：2021-11-16

申请号：US16316174

申请日：2018-05-14

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Bin Zhang ,  Yu Cheng Chan ,  Tingting Zhou ,  Xiaolong He

IPC: H01L27/12 ,  H01L29/786

Abstract: An array substrate, a manufacturing method thereof, and a display device are provided. The array substrate includes a base substrate and a thin film transistor on the base substrate; a light shielding layer is disposed between the thin film transistor and the base substrate, and the light shielding layer includes a light shielding metal layer and a light reflection adjusting layer which are stacked on the base substrate, the light reflection adjusting layer covers the light shielding metal layer, and a reflectance of the light reflection adjusting layer is lower than a reflectance of the light shielding metal layer.

公开(公告)号：US10784218B2

公开(公告)日：2020-09-22

申请号：US16317658

申请日：2018-05-10

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Li Xiao ,  Tingting Zhou ,  Xiaochuan Chen ,  Shengji Yang ,  Dongni Liu ,  Lei Wang ,  Jie Fu ,  Pengcheng Lu ,  Han Yue

IPC: H01L23/00 ,  H01L27/12 ,  H01L27/32 ,  G02F1/1345

Abstract: The present disclosure provides a display apparatus and a manufacturing method thereof. The display apparatus includes a silicon substrate, a plurality of metal data interfaces disposed on the silicon substrate, and a plurality of conductive patterns covering upper surfaces of the metal data interfaces respectively. The plurality of the conductive patterns is formed by enabling a semiconductor material to be conductive and the plurality of conductive patterns are not contacted with each other.

公开(公告)号：US10386724B2

公开(公告)日：2019-08-20

申请号：US15313910

申请日：2015-09-29

Applicant: BOE Technology Group Co., Ltd.

Inventor： Bin Zhang ,  Tingting Zhou ,  Feng Zhang ,  Wei Zhang ,  Jincheng Gao

IPC: G03F7/40 ,  G03F7/038 ,  G03F7/039 ,  G03F7/16 ,  G03F7/20 ,  G03F7/26 ,  H01L33/00 ,  H01L33/06 ,  H01L33/28 ,  H01L33/30 ,  H01L51/00 ,  H01L51/50

Abstract: A photoresist, a patterning method of a quantum dot layer, a QLED, a quantum dot color filter and a display device are disclosed, which can solve the problem that current patterning methods destroy quantum dots. The patterning method of a quantum dot layer includes the steps of: forming a hydrophilic photoresist pattern which comprises forming a photoresist material layer on a substrate by using a photoresist, patterning the photoresist material layer to form a photoresist pattern, and subjecting the photoresist to hydrophilic treatment; applying quantum dots; removing the quantum dots retained on the photoresist pattern; and stripping the photoresist pattern. The patterning method of a quantum dot layer in the present disclosure can improve the hydrophilic performance of the photoresist and reduce the adhesion of the lipophilic quantum dots on the photoresist.

公开(公告)号：US20190103578A1

公开(公告)日：2019-04-04

申请号：US16117663

申请日：2018-08-30

Applicant: BOE Technology Group Co., Ltd.

Inventor： Chengchung Yang ,  Tingting Zhou

IPC: H01L51/52 ,  H01L27/32 ,  H01L21/8238

Abstract: Embodiments of the present disclosure provide an array substrate and a display apparatus having the array substrate. The array substrate includes: a plurality of pixel units which are arranged in an array and, which include a plurality of pixel electrodes arranged at intervals, respectively; a conductive layer disposed above or below two adjacent ones of the plurality of pixel electrodes, and configured such that when a preset electric potential is applied to the conductive layer, a first equivalent capacitance is formed between the conductive layer and a first one of the two adjacent pixel electrodes and a second equivalent capacitance is formed between the conductive layer and a second one of the two adjacent pixel electrodes.

公开(公告)号：US20170183567A1

公开(公告)日：2017-06-29

申请号：US15311718

申请日：2015-12-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Tingting Zhou ,  Bin Zhang ,  Yonglian Qi

IPC: C09K11/88 ,  H01L27/32 ,  C09K11/02

CPC classification number: C09K11/883 ,  B82Y20/00 ,  B82Y30/00 ,  B82Y40/00 ,  C09K11/025 ,  G02F1/133514 ,  G02F1/133516 ,  G02F1/133617 ,  G02F1/133621 ,  G02F2001/133614 ,  G02F2202/36 ,  G03F7/0007 ,  G03F7/0047 ,  G03F7/027 ,  G03F7/105 ,  G03F7/2053 ,  H01L27/322 ,  H01L2251/5369 ,  Y10S977/774 ,  Y10S977/824 ,  Y10S977/892 ,  Y10S977/896 ,  Y10S977/95

Abstract: The embodiments of this disclosure provide a luminescent complex, a luminescent material, a substrate for display and a production method thereof, and a display apparatus. This disclosure relates to the technical field of display. It is possible to increase the dispersibility of the luminescent particles, such as quantum dots or the like in the main material of a color filter to solve problems, such as uneven light emission, low light emission efficiency or the like of a substrate for display comprising the luminescent particles, so as to further reduce the loss of the back light brightness. This luminescent complex comprises a luminescent particle; an organic ligand attached to the surface of the luminescent particle; group A in the structural formula of the organic ligand is a binding group which binds to the luminescent particle; and in the structural formula of the organic ligand, the carbon-carbon double bond which is attached to the X1 group, the X2 group and the X3 group may be subjected to a crosslinking reaction with a photosensitive resin under an exposure condition. This disclosure further provides a luminescent material which is used for the luminescent complex and comprises the luminescent complex, a substrate for display comprising this luminescent material, and a production method of a display apparatus.

公开(公告)号：US20170176811A1

公开(公告)日：2017-06-22

申请号：US15038527

申请日：2015-10-15

Applicant: Boe Technology Group Co., Ltd.

Inventor： Xin Gu ,  Yonglian Qi ,  Bin Zhang ,  Tingting Zhou ,  Dini Xie

IPC: G02F1/1335 ,  C09K11/88 ,  C09K11/56 ,  C09K11/66 ,  C09K11/02 ,  C08F265/06 ,  C08K3/30 ,  C08K7/18 ,  C08K3/34 ,  C08F267/04 ,  G03F7/00 ,  G03F7/031 ,  G03F7/033 ,  G03F7/004 ,  G02B5/20

CPC classification number: G02F1/133514 ,  B82Y20/00 ,  C08F257/02 ,  C08F265/06 ,  C08F267/04 ,  C08K3/30 ,  C08K3/34 ,  C08K7/18 ,  C08K2003/3027 ,  C08K2201/001 ,  C08K2201/005 ,  C08K2201/011 ,  C09K11/025 ,  C09K11/565 ,  C09K11/66 ,  C09K11/883 ,  G02B5/206 ,  G02F1/133516 ,  G02F1/133617 ,  G02F2202/36 ,  G03F7/0005 ,  G03F7/0007 ,  G03F7/0042 ,  G03F7/0047 ,  G03F7/027 ,  G03F7/031 ,  G03F7/033 ,  Y10S977/774 ,  Y10S977/814 ,  Y10S977/824 ,  Y10S977/95 ,  C08F220/14 ,  C08F222/1006 ,  C08F2222/1013 ,  C08F2220/1816 ,  C08F220/18

Abstract: The present invention discloses a color photoresist and its use, a color film substrate, a display panel and a liquid crystal display, which pertains to the field of photosensitive materials. The color photoresist comprises a photoinitiator and QDs. The photoinitiator is a first photoinitiator containing no electron-rich group or a second photoinitiator containing an electron-rich group. The second photoinitiator comprises a conjugation structure, and the conjugation structure consists of the electron-rich group and an adjacent group of the electron-rich group. The color photoresist provided in embodiments of the present invention contains QDs which emit light normally. The color film substrate prepared by using the color photoresist has a high color gamut and can effectively improve the picture quality of the liquid crystal display.

公开(公告)号：US20210367003A1

公开(公告)日：2021-11-25

申请号：US16330561

申请日：2018-07-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Tingting Zhou ,  Chengchung Yang ,  Bin Zhang

IPC: H01L27/32 ,  H01L51/56 ,  H01L51/52

Abstract: The present application provides a display substrate having a plurality of subpixel areas. The display substrate includes a base substrate; a first electrode layer on the base substrate and including a plurality of first electrodes respectively in the plurality of subpixel areas; an auxiliary electrode layer; and an insulating layer between the first electrode layer and the auxiliary electrode layer. The first electrode layer and the auxiliary electrode layer are spaced apart and insulated from each other by the insulating layer. An orthographic projection of each individual one of the plurality of first electrodes on the base substrate at least partially overlap with an orthographic projection of the auxiliary electrode layer on the base substrate. Each of the plurality of first electrodes is electrically connected to a pixel circuit configured to drive light emission in a respective one of the plurality of subpixel areas.