CN108735915A - 用于oled蒸镀的荫罩及其制作方法、oled面板的制作方法 - Google Patents
用于oled蒸镀的荫罩及其制作方法、oled面板的制作方法 Download PDFInfo
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- CN108735915A CN108735915A CN201710245015.8A CN201710245015A CN108735915A CN 108735915 A CN108735915 A CN 108735915A CN 201710245015 A CN201710245015 A CN 201710245015A CN 108735915 A CN108735915 A CN 108735915A
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- film layer
- semiconductor base
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- grid film
- shadow mask
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- Granted
Links
- 238000007740 vapor deposition Methods 0.000 title claims abstract description 92
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 34
- 238000002360 preparation method Methods 0.000 title abstract description 4
- 239000004065 semiconductor Substances 0.000 claims abstract description 367
- 238000004020 luminiscence type Methods 0.000 claims abstract description 32
- 239000010408 film Substances 0.000 claims description 318
- 239000000463 material Substances 0.000 claims description 82
- 239000000758 substrate Substances 0.000 claims description 75
- 238000005530 etching Methods 0.000 claims description 71
- 238000000034 method Methods 0.000 claims description 65
- 239000007789 gas Substances 0.000 claims description 35
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 31
- 238000009792 diffusion process Methods 0.000 claims description 26
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 23
- 229910052710 silicon Inorganic materials 0.000 claims description 23
- 239000010703 silicon Substances 0.000 claims description 21
- 229920002120 photoresistant polymer Polymers 0.000 claims description 20
- 230000015572 biosynthetic process Effects 0.000 claims description 19
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 17
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical group N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 17
- 238000001704 evaporation Methods 0.000 claims description 15
- 230000008020 evaporation Effects 0.000 claims description 15
- 239000000377 silicon dioxide Substances 0.000 claims description 14
- 230000003746 surface roughness Effects 0.000 claims description 8
- 238000000151 deposition Methods 0.000 claims description 7
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 6
- 229910052732 germanium Inorganic materials 0.000 claims description 6
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 claims description 6
- 238000010348 incorporation Methods 0.000 claims description 6
- 229910000077 silane Inorganic materials 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 3
- 229910052582 BN Inorganic materials 0.000 claims description 2
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims description 2
- 235000007164 Oryza sativa Nutrition 0.000 claims description 2
- 229910007264 Si2H6 Inorganic materials 0.000 claims description 2
- 229910003818 SiH2Cl2 Inorganic materials 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 235000009566 rice Nutrition 0.000 claims description 2
- 239000010409 thin film Substances 0.000 claims description 2
- 229910003978 SiClx Inorganic materials 0.000 claims 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- 230000002829 reductive effect Effects 0.000 abstract description 8
- 239000010410 layer Substances 0.000 description 497
- 239000000243 solution Substances 0.000 description 27
- 229910052751 metal Inorganic materials 0.000 description 23
- 239000002184 metal Substances 0.000 description 23
- 229910001374 Invar Inorganic materials 0.000 description 18
- 238000001039 wet etching Methods 0.000 description 17
- 229910045601 alloy Inorganic materials 0.000 description 15
- 239000000956 alloy Substances 0.000 description 15
- 238000005516 engineering process Methods 0.000 description 11
- 238000010276 construction Methods 0.000 description 10
- 239000002210 silicon-based material Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 description 8
- 239000004020 conductor Substances 0.000 description 6
- 239000013078 crystal Substances 0.000 description 6
- 239000011241 protective layer Substances 0.000 description 5
- 230000000717 retained effect Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 150000002500 ions Chemical group 0.000 description 3
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 3
- 238000001020 plasma etching Methods 0.000 description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 3
- 229910010271 silicon carbide Inorganic materials 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 2
- 239000012670 alkaline solution Substances 0.000 description 2
- 229910003481 amorphous carbon Inorganic materials 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- 229910001423 beryllium ion Inorganic materials 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002362 mulch Substances 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 1
- 125000003698 tetramethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 210000003905 vulva Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/17—Passive-matrix OLED displays
- H10K59/173—Passive-matrix OLED displays comprising banks or shadow masks
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/24—Vacuum evaporation
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/04—Coating on selected surface areas, e.g. using masks
- C23C14/042—Coating on selected surface areas, e.g. using masks using masks
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/12—Organic material
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/122—Pixel-defining structures or layers, e.g. banks
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/90—Assemblies of multiple devices comprising at least one organic light-emitting element
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/10—Deposition of organic active material
- H10K71/16—Deposition of organic active material using physical vapour deposition [PVD], e.g. vacuum deposition or sputtering
- H10K71/166—Deposition of organic active material using physical vapour deposition [PVD], e.g. vacuum deposition or sputtering using selective deposition, e.g. using a mask
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/20—Changing the shape of the active layer in the devices, e.g. patterning
- H10K71/231—Changing the shape of the active layer in the devices, e.g. patterning by etching of existing layers
- H10K71/233—Changing the shape of the active layer in the devices, e.g. patterning by etching of existing layers by photolithographic etching
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electroluminescent Light Sources (AREA)
- Physical Vapour Deposition (AREA)
Abstract
Description
Claims (36)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710245015.8A CN108735915B (zh) | 2017-04-14 | 2017-04-14 | 用于oled蒸镀的荫罩及其制作方法、oled面板的制作方法 |
PCT/CN2018/082414 WO2018188566A1 (zh) | 2017-04-14 | 2018-04-10 | 用于oled蒸镀的荫罩及其制作方法、oled面板的制作方法 |
US16/599,734 US11038009B2 (en) | 2017-04-14 | 2019-10-11 | Shadow mask for OLED evaporation and manufacturing method therefor, and OLED panel manufacturing method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710245015.8A CN108735915B (zh) | 2017-04-14 | 2017-04-14 | 用于oled蒸镀的荫罩及其制作方法、oled面板的制作方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108735915A true CN108735915A (zh) | 2018-11-02 |
CN108735915B CN108735915B (zh) | 2021-02-09 |
Family
ID=63792255
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710245015.8A Active CN108735915B (zh) | 2017-04-14 | 2017-04-14 | 用于oled蒸镀的荫罩及其制作方法、oled面板的制作方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11038009B2 (zh) |
CN (1) | CN108735915B (zh) |
WO (1) | WO2018188566A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110699637A (zh) * | 2019-10-17 | 2020-01-17 | 昆山国显光电有限公司 | 掩膜版的制作方法、掩膜版和显示面板的制作方法 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11121321B2 (en) * | 2017-11-01 | 2021-09-14 | Emagin Corporation | High resolution shadow mask with tapered pixel openings |
US11773477B2 (en) * | 2018-12-25 | 2023-10-03 | Dai Nippon Printing Co., Ltd. | Deposition mask |
CN113207244A (zh) * | 2020-02-03 | 2021-08-03 | 奥特斯奥地利科技与系统技术有限公司 | 制造部件承载件的方法及部件承载件 |
CN111334750B (zh) * | 2020-03-11 | 2022-02-01 | 京东方科技集团股份有限公司 | 一种soi精细掩模版及其制作方法 |
KR20220019881A (ko) * | 2020-08-10 | 2022-02-18 | 삼성디스플레이 주식회사 | 표시 장치의 제조장치, 마스크 조립체의 제조방법, 및 표시 장치의 제조방법 |
CN111893432B (zh) * | 2020-08-11 | 2022-11-29 | 京东方科技集团股份有限公司 | 一种掩膜板及其制作方法、显示基板及其制作方法 |
DE102021120199A1 (de) | 2021-08-03 | 2023-02-09 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Halbleiterbauelement und Verfahren zu dessen Herstellung |
Citations (4)
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JP2008196029A (ja) * | 2007-02-15 | 2008-08-28 | Seiko Epson Corp | 蒸着用マスクの製造方法および蒸着用マスク |
CN103589997A (zh) * | 2013-10-09 | 2014-02-19 | 昆山允升吉光电科技有限公司 | 一种蒸镀用掩模板 |
CN103864009A (zh) * | 2014-03-11 | 2014-06-18 | 中国电子科技集团公司第五十五研究所 | 利用介质膜掩膜板实现具有斜坡状边缘金属薄膜图形方法 |
CN103866230A (zh) * | 2014-03-20 | 2014-06-18 | 中山新诺科技股份有限公司 | 一种oled显示面板生产用新型荫罩板的制作方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6667215B2 (en) * | 2002-05-02 | 2003-12-23 | 3M Innovative Properties | Method of making transistors |
US10644239B2 (en) * | 2014-11-17 | 2020-05-05 | Emagin Corporation | High precision, high resolution collimating shadow mask and method for fabricating a micro-display |
KR102399569B1 (ko) * | 2015-10-28 | 2022-05-19 | 삼성디스플레이 주식회사 | 마스크 어셈블리, 표시 장치의 제조 장치 및 표시 장치의 제조 방법 |
JP2018170152A (ja) * | 2017-03-29 | 2018-11-01 | Tianma Japan株式会社 | Oled表示装置の製造方法、マスク及びマスクの設計方法 |
-
2017
- 2017-04-14 CN CN201710245015.8A patent/CN108735915B/zh active Active
-
2018
- 2018-04-10 WO PCT/CN2018/082414 patent/WO2018188566A1/zh active Application Filing
-
2019
- 2019-10-11 US US16/599,734 patent/US11038009B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008196029A (ja) * | 2007-02-15 | 2008-08-28 | Seiko Epson Corp | 蒸着用マスクの製造方法および蒸着用マスク |
CN103589997A (zh) * | 2013-10-09 | 2014-02-19 | 昆山允升吉光电科技有限公司 | 一种蒸镀用掩模板 |
CN103864009A (zh) * | 2014-03-11 | 2014-06-18 | 中国电子科技集团公司第五十五研究所 | 利用介质膜掩膜板实现具有斜坡状边缘金属薄膜图形方法 |
CN103866230A (zh) * | 2014-03-20 | 2014-06-18 | 中山新诺科技股份有限公司 | 一种oled显示面板生产用新型荫罩板的制作方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110699637A (zh) * | 2019-10-17 | 2020-01-17 | 昆山国显光电有限公司 | 掩膜版的制作方法、掩膜版和显示面板的制作方法 |
CN110699637B (zh) * | 2019-10-17 | 2021-03-23 | 昆山国显光电有限公司 | 掩膜版的制作方法、掩膜版和显示面板的制作方法 |
Also Published As
Publication number | Publication date |
---|---|
CN108735915B (zh) | 2021-02-09 |
US11038009B2 (en) | 2021-06-15 |
US20200044010A1 (en) | 2020-02-06 |
WO2018188566A1 (zh) | 2018-10-18 |
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