KR102415108B1 - 유기발광 표시장치 - Google Patents
유기발광 표시장치 Download PDFInfo
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- KR102415108B1 KR102415108B1 KR1020150151166A KR20150151166A KR102415108B1 KR 102415108 B1 KR102415108 B1 KR 102415108B1 KR 1020150151166 A KR1020150151166 A KR 1020150151166A KR 20150151166 A KR20150151166 A KR 20150151166A KR 102415108 B1 KR102415108 B1 KR 102415108B1
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- light emitting
- organic light
- layer
- encapsulation
- adhesive
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- 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
- H10K59/80—Constructional details
- H10K59/87—Passivation; Containers; Encapsulations
- H10K59/873—Encapsulations
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- H01L51/5246—
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
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- H01L51/5243—
-
- 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
- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
- H10K59/1213—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements the pixel elements being TFTs
-
- 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
- H10K59/30—Devices specially adapted for multicolour light emission
- H10K59/38—Devices specially adapted for multicolour light emission comprising colour filters or colour changing media [CCM]
-
- 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
- H10K59/80—Constructional details
- H10K59/805—Electrodes
- H10K59/8051—Anodes
-
- 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
- H10K59/80—Constructional details
- H10K59/805—Electrodes
- H10K59/8052—Cathodes
-
- 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
- H10K59/80—Constructional details
- H10K59/87—Passivation; Containers; Encapsulations
- H10K59/874—Passivation; Containers; Encapsulations including getter material or desiccant
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K77/00—Constructional details of devices covered by this subclass and not covered by groups H10K10/80, H10K30/80, H10K50/80 or H10K59/80
- H10K77/10—Substrates, e.g. flexible substrates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/01—Magnetic additives
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- H01L2227/32—
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/549—Organic PV cells
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
Description
도 2는 본 명세서의 실시예에 따른 유기발광 표시장치의 표시 영역 중 일부를 나타낸 단면도이다.
도 3은 본 명세서의 일 실시예에 따른 유기발광 표시장치를 나타낸 도면이다.
도 4는 본 명세서의 일 실시예에 따른 봉지 구조물이 적용된 유기발광 표시장치를 나타낸 도면이다.
도 5a 및 5b는 유기발광 표시장치의 제조 과정 중 일부를 나타낸 도면이다.
110: TFT 어레이 기판
120: 보호막
140: 면 접착 부재
143: 강자성체
190: 봉지 기판
Claims (13)
- 어레이 기판 위에 있는 유기발광 소자; 및
상기 유기발광 소자를 덮어 수분 또는 산소의 침투를 막는 봉지(encapsulation) 구조물을 포함하며,
상기 봉지 구조물은, 강자성제(ferromagnetic substance) 입자를 함유한 면 접착 부재(face seal adhesive) 및 상기 면 접착 부재를 사이에 두고 상기 어레이 기판과 대향하는 봉지 기판(encapsulation plate)을 포함하는 유기발광 표시장치. - 제1 항에 있어서,
상기 면 접착 부재는, 수분흡습제를 포함한 수지(resin)로 구성된 제1 접착층 및 투명한 수지로 구성된 제2 접착층을 포함하고,
상기 강자성체 입자는 상기 제1 접착층에 함유된 유기발광 표시장치. - 제2 항에 있어서,
상기 제1 접착층은, 상기 봉지 기판과 접착되고,
상기 제2 접착층은 상기 유기발광 소자 상의 보호막 및 상기 유기발광 소자 주위의 어레이 기판과 접착된 유기발광 표시장치. - 제2 항에 있어서,
상기 강자성체 입자는, 상기 제1 접착층의 두께의 80% 이하의 크기를 갖는 유기발광 표시장치. - 제2 항에 있어서,
상기 강자성체 입자는, 상기 제1 접착층의 모서리 영역에 위치한 유기발광 표시장치. - 제2 항에 있어서,
상기 강자성체 입자는, 상기 제1 접착층에 5% 내지 50% 중량비로 포함된 유기발광 표시장치. - 제1 항에 있어서,
상기 강자성체 입자는 철, 니켈 및 코발트 중 적어도 하나 이상의 물질로 이루어진 유기발광 표시장치. - 제1 항에 있어서,
상기 봉지 기판은 비자성체(nonmagnetic substance)인 유기발광 표시장치. - 제8 항에 있어서,
상기 봉지 기판은 금속인 유기발광 표시장치. - 제8 항에 있어서,
상기 강자성체 입자는, 상기 봉지 기판에 상기 면 접착 부재가 부착된 상태에서 수행되는 공정에서, 자석을 포함한 작업대에 상기 봉지 기판을 고정시키도록 구비된 유기발광 표시장치. - 유기발광 소자로의 투습을 막는 다층 구조의 면 접착(face seal adhesive) 필름으로서,
수분 흡착제 및 강자성체 입자를 포함하는 경화성 수지로 이루어진 제1 층; 및
투명한 경화성 수지로 이루어지며, 상기 제1 층의 어느 한 면과 맞닿은 일 면을 갖는 제2 층;을 포함하는 면 접착 필름. - 제11 항에 있어서,
상기 강자성체 입자는, 상기 제1 층에 5% 내지 50% 중량비로 포함되며, 상기 제1 층의 모서리 영역에 배치된 면 접착 필름. - 제12 항에 있어서,
상기 강자성체 입자는 철, 니켈 및 코발트 중 적어도 하나 이상의 물질로 이루어진 면 접착 필름.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150151166A KR102415108B1 (ko) | 2015-10-29 | 2015-10-29 | 유기발광 표시장치 |
KR1020220078129A KR20220093067A (ko) | 2015-10-29 | 2022-06-27 | 유기발광 표시장치 |
KR1020250054571A KR20250060181A (ko) | 2015-10-29 | 2025-04-25 | 유기발광 표시장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150151166A KR102415108B1 (ko) | 2015-10-29 | 2015-10-29 | 유기발광 표시장치 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020220078129A Division KR20220093067A (ko) | 2015-10-29 | 2022-06-27 | 유기발광 표시장치 |
Publications (2)
Publication Number | Publication Date |
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KR20170051600A KR20170051600A (ko) | 2017-05-12 |
KR102415108B1 true KR102415108B1 (ko) | 2022-06-30 |
Family
ID=58740018
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020150151166A Active KR102415108B1 (ko) | 2015-10-29 | 2015-10-29 | 유기발광 표시장치 |
KR1020220078129A Ceased KR20220093067A (ko) | 2015-10-29 | 2022-06-27 | 유기발광 표시장치 |
KR1020250054571A Pending KR20250060181A (ko) | 2015-10-29 | 2025-04-25 | 유기발광 표시장치 |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
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KR1020220078129A Ceased KR20220093067A (ko) | 2015-10-29 | 2022-06-27 | 유기발광 표시장치 |
KR1020250054571A Pending KR20250060181A (ko) | 2015-10-29 | 2025-04-25 | 유기발광 표시장치 |
Country Status (1)
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KR (3) | KR102415108B1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20200091460A1 (en) * | 2017-06-09 | 2020-03-19 | Lg Chem, Ltd. | Encapsulation film |
CN110731017B (zh) * | 2017-06-09 | 2022-10-28 | 株式会社Lg化学 | 封装膜 |
US11081669B2 (en) | 2017-06-09 | 2021-08-03 | Lg Chem, Ltd. | Encapsulation film |
KR102073270B1 (ko) * | 2017-08-24 | 2020-03-02 | 장연 | Oled 봉지재, 그 제조방법 및 oled 봉지방법 |
KR102478676B1 (ko) * | 2017-09-29 | 2022-12-16 | 엘지디스플레이 주식회사 | 열전도율이 높은 봉지 기판을 포함하는 유기 발광 표시 장치 |
KR102718928B1 (ko) * | 2023-01-19 | 2024-10-18 | 율촌화학 주식회사 | 유기전자장치 봉지재용 접착필름 및 이를 포함하는 봉지재 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015079755A (ja) | 2013-10-16 | 2015-04-23 | エルジー ディスプレイ カンパニー リミテッド | 有機電界発光素子及びその製造方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US10103352B2 (en) * | 2013-05-21 | 2018-10-16 | Lg Chem, Ltd. | Organic electronic device having dimension tolerance between encapsulating layer and metal-containing layer less than or equal to 200 microns |
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2015
- 2015-10-29 KR KR1020150151166A patent/KR102415108B1/ko active Active
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2022
- 2022-06-27 KR KR1020220078129A patent/KR20220093067A/ko not_active Ceased
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2025
- 2025-04-25 KR KR1020250054571A patent/KR20250060181A/ko active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015079755A (ja) | 2013-10-16 | 2015-04-23 | エルジー ディスプレイ カンパニー リミテッド | 有機電界発光素子及びその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20250060181A (ko) | 2025-05-07 |
KR20220093067A (ko) | 2022-07-05 |
KR20170051600A (ko) | 2017-05-12 |
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