JP7361849B1 - 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
JP7361849B1
JP7361849B1 JP2022121909A JP2022121909A JP7361849B1 JP 7361849 B1 JP7361849 B1 JP 7361849B1 JP 2022121909 A JP2022121909 A JP 2022121909A JP 2022121909 A JP2022121909 A JP 2022121909A JP 7361849 B1 JP7361849 B1 JP 7361849B1
Authority
JP
Japan
Prior art keywords
layer
retardation
retardation layer
group
liquid crystal
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
JP2022121909A
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English (en)
Japanese (ja)
Other versions
JP2024018519A (ja
Inventor
宏昌 鈴木
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 JP2022121909A priority Critical patent/JP7361849B1/ja
Priority to TW112125863A priority patent/TW202423174A/zh
Priority to KR1020230096053A priority patent/KR20240016903A/ko
Priority to CN202310927756.XA priority patent/CN117471597A/zh
Priority to JP2023128584A priority patent/JP2024019156A/ja
Application granted granted Critical
Publication of JP7361849B1 publication Critical patent/JP7361849B1/ja
Publication of JP2024018519A publication Critical patent/JP2024018519A/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • 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
    • 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
    • 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
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED

Landscapes

  • 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)
  • Laminated Bodies (AREA)
  • Electroluminescent Light Sources (AREA)
JP2022121909A 2022-07-29 2022-07-29 偏光板及び画像表示装置 Active JP7361849B1 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2022121909A JP7361849B1 (ja) 2022-07-29 2022-07-29 偏光板及び画像表示装置
TW112125863A TW202423174A (zh) 2022-07-29 2023-07-11 偏光板及圖像顯示裝置
KR1020230096053A KR20240016903A (ko) 2022-07-29 2023-07-24 편광판 및 화상 표시 장치
CN202310927756.XA CN117471597A (zh) 2022-07-29 2023-07-26 偏振板和图像显示装置
JP2023128584A JP2024019156A (ja) 2022-07-29 2023-08-07 偏光板及び画像表示装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022121909A JP7361849B1 (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
JP2023128584A Division JP2024019156A (ja) 2022-07-29 2023-08-07 偏光板及び画像表示装置

Publications (2)

Publication Number Publication Date
JP7361849B1 true JP7361849B1 (ja) 2023-10-16
JP2024018519A JP2024018519A (ja) 2024-02-08

Family

ID=88328337

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2022121909A Active JP7361849B1 (ja) 2022-07-29 2022-07-29 偏光板及び画像表示装置
JP2023128584A Pending JP2024019156A (ja) 2022-07-29 2023-08-07 偏光板及び画像表示装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2023128584A Pending JP2024019156A (ja) 2022-07-29 2023-08-07 偏光板及び画像表示装置

Country Status (4)

Country Link
JP (2) JP7361849B1 (enExample)
KR (1) KR20240016903A (enExample)
CN (1) CN117471597A (enExample)
TW (1) TW202423174A (enExample)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2016094592A (ja) 2014-11-10 2016-05-26 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
JP2020091497A (ja) 2018-04-11 2020-06-11 住友化学株式会社 偏光板および表示装置
JP2020173283A (ja) 2019-04-05 2020-10-22 住友ベークライト株式会社 光学性積層体の製造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5332599B2 (ja) * 2008-07-11 2013-11-06 住友化学株式会社 偏光板、その製造方法及びそれを用いた複合偏光板
JP5660411B2 (ja) * 2010-11-10 2015-01-28 エルジー・ケム・リミテッド 光学素子
JP6123676B2 (ja) * 2011-10-31 2017-05-10 コニカミノルタ株式会社 円偏光板を具備する有機エレクトロルミネッセンス表示装置
KR102368381B1 (ko) 2013-08-09 2022-02-28 스미또모 가가꾸 가부시키가이샤 광학 필름
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

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2016094592A (ja) 2014-11-10 2016-05-26 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
JP2020091497A (ja) 2018-04-11 2020-06-11 住友化学株式会社 偏光板および表示装置
JP2020173283A (ja) 2019-04-05 2020-10-22 住友ベークライト株式会社 光学性積層体の製造方法

Also Published As

Publication number Publication date
JP2024018519A (ja) 2024-02-08
TW202423174A (zh) 2024-06-01
KR20240016903A (ko) 2024-02-06
JP2024019156A (ja) 2024-02-08
CN117471597A (zh) 2024-01-30

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