JP7645219B2 - 偏光板及び画像表示装置 - Google Patents

偏光板及び画像表示装置 Download PDF

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Publication number
JP7645219B2
JP7645219B2 JP2022121906A JP2022121906A JP7645219B2 JP 7645219 B2 JP7645219 B2 JP 7645219B2 JP 2022121906 A JP2022121906 A JP 2022121906A JP 2022121906 A JP2022121906 A JP 2022121906A JP 7645219 B2 JP7645219 B2 JP 7645219B2
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JP
Japan
Prior art keywords
layer
retardation
group
substrate
polarizing plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2022121906A
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English (en)
Japanese (ja)
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JP2024018516A (ja
Inventor
宗祐 齋藤
彰二 祖父江
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to JP2022121906A priority Critical patent/JP7645219B2/ja
Priority to TW112126220A priority patent/TW202422129A/zh
Priority to CN202310928521.2A priority patent/CN117471599A/zh
Priority to KR1020230097986A priority patent/KR20240016923A/ko
Priority to JP2023156028A priority patent/JP2024019159A/ja
Publication of JP2024018516A publication Critical patent/JP2024018516A/ja
Application granted granted Critical
Publication of JP7645219B2 publication Critical patent/JP7645219B2/ja
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • B32B7/023—Optical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3016—Polarising elements involving passive liquid crystal elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3083—Birefringent or phase retarding elements
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • 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
    • H10K59/875—Arrangements for extracting light from the devices
    • H10K59/879—Arrangements for extracting light from the devices comprising refractive means, e.g. lenses

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Polarising Elements (AREA)
  • Electroluminescent Light Sources (AREA)
  • Laminated Bodies (AREA)
  • Liquid Crystal (AREA)
JP2022121906A 2022-07-29 2022-07-29 偏光板及び画像表示装置 Active JP7645219B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2022121906A JP7645219B2 (ja) 2022-07-29 2022-07-29 偏光板及び画像表示装置
TW112126220A TW202422129A (zh) 2022-07-29 2023-07-13 偏光板及圖像顯示裝置
CN202310928521.2A CN117471599A (zh) 2022-07-29 2023-07-26 偏振板和图像显示装置
KR1020230097986A KR20240016923A (ko) 2022-07-29 2023-07-27 편광판 및 화상 표시 장치
JP2023156028A JP2024019159A (ja) 2022-07-29 2023-09-21 偏光板及び画像表示装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022121906A JP7645219B2 (ja) 2022-07-29 2022-07-29 偏光板及び画像表示装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2023156028A Division JP2024019159A (ja) 2022-07-29 2023-09-21 偏光板及び画像表示装置

Publications (2)

Publication Number Publication Date
JP2024018516A JP2024018516A (ja) 2024-02-08
JP7645219B2 true JP7645219B2 (ja) 2025-03-13

Family

ID=89636819

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2022121906A Active JP7645219B2 (ja) 2022-07-29 2022-07-29 偏光板及び画像表示装置
JP2023156028A Pending JP2024019159A (ja) 2022-07-29 2023-09-21 偏光板及び画像表示装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2023156028A Pending JP2024019159A (ja) 2022-07-29 2023-09-21 偏光板及び画像表示装置

Country Status (4)

Country Link
JP (2) JP7645219B2 (enExample)
KR (1) KR20240016923A (enExample)
CN (1) CN117471599A (enExample)
TW (1) TW202422129A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025215899A1 (ja) * 2024-04-09 2025-10-16 日東電工株式会社 積層光学フィルムおよび画像表示装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008026745A1 (fr) 2006-08-31 2008-03-06 Sumitomo Chemical Company, Limited Procédé de fabrication d'une puce à base d'une plaque de polarisation composite
JP2014196376A (ja) 2013-03-29 2014-10-16 東洋インキＳｃホールディングス株式会社 粘着剤およびそれを用いた粘着シート
JP2017204003A (ja) 2016-01-19 2017-11-16 住友化学株式会社 偏光板および画像表示装置
JP2021152648A (ja) 2020-03-18 2021-09-30 住友化学株式会社 偏光板、粘着剤層付き偏光板、及び画像表示装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4017156B2 (ja) * 2003-01-27 2007-12-05 日東電工株式会社 粘着型光学補償層付偏光板および画像表示装置
KR102368381B1 (ko) 2013-08-09 2022-02-28 스미또모 가가꾸 가부시키가이샤 광학 필름
JP6605914B2 (ja) * 2014-11-10 2019-11-13 住友化学株式会社 粘着剤組成物、粘着剤層、及び粘着剤層付光学部材
JP7348719B2 (ja) 2017-11-10 2023-09-21 住友化学株式会社 複合位相差板、光学積層体、及び画像表示装置
JP6866339B2 (ja) * 2018-04-11 2021-04-28 住友化学株式会社 偏光板および表示装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008026745A1 (fr) 2006-08-31 2008-03-06 Sumitomo Chemical Company, Limited Procédé de fabrication d'une puce à base d'une plaque de polarisation composite
JP2014196376A (ja) 2013-03-29 2014-10-16 東洋インキＳｃホールディングス株式会社 粘着剤およびそれを用いた粘着シート
JP2017204003A (ja) 2016-01-19 2017-11-16 住友化学株式会社 偏光板および画像表示装置
JP2021152648A (ja) 2020-03-18 2021-09-30 住友化学株式会社 偏光板、粘着剤層付き偏光板、及び画像表示装置

Also Published As

Publication number Publication date
JP2024018516A (ja) 2024-02-08
JP2024019159A (ja) 2024-02-08
KR20240016923A (ko) 2024-02-06
TW202422129A (zh) 2024-06-01
CN117471599A (zh) 2024-01-30

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