JP7422048B2 - 光学積層体 - Google Patents

光学積層体 Download PDF

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Publication number
JP7422048B2
JP7422048B2 JP2020177425A JP2020177425A JP7422048B2 JP 7422048 B2 JP7422048 B2 JP 7422048B2 JP 2020177425 A JP2020177425 A JP 2020177425A JP 2020177425 A JP2020177425 A JP 2020177425A JP 7422048 B2 JP7422048 B2 JP 7422048B2
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JP
Japan
Prior art keywords
film
retardation
layer
optical laminate
liquid crystal
Prior art date
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Active
Application number
JP2020177425A
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English (en)
Japanese (ja)
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JP2021036325A (ja
JP2021036325A5 (enrdf_load_stackoverflow
Inventor
彰二 祖父江
彩乃 神野
鈴鹿 住吉
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
Priority claimed from JP2019034019A external-priority patent/JP2020024364A/ja
Application filed by Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Publication of JP2021036325A publication Critical patent/JP2021036325A/ja
Publication of JP2021036325A5 publication Critical patent/JP2021036325A5/ja
Priority to JP2022186280A priority Critical patent/JP2023029876A/ja
Priority to JP2024001699A priority patent/JP2024029208A/ja
Application granted granted Critical
Publication of JP7422048B2 publication Critical patent/JP7422048B2/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
    • B32B7/03—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 with respect to the orientation of features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising 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
    • G02B5/3083—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
    • 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
    • G09F9/33—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 being semiconductor devices, e.g. diodes
    • 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
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/34—Inserts
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/42—Polarizing, birefringent, filtering
    • 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
    • B32B2457/00—Electrical equipment
    • B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays

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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)
JP2020177425A 2018-06-11 2020-10-22 光学積層体 Active JP7422048B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2022186280A JP2023029876A (ja) 2018-06-11 2022-11-22 光学積層体
JP2024001699A JP2024029208A (ja) 2018-06-11 2024-01-10 光学積層体

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2018110920 2018-06-11
JP2018110920 2018-06-11
JP2018130491 2018-07-10
JP2018130491 2018-07-10
JP2018143524 2018-07-31
JP2018143524 2018-07-31
JP2019034019A JP2020024364A (ja) 2018-06-11 2019-02-27 光学積層体

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2019034019A Division JP2020024364A (ja) 2018-06-11 2019-02-27 光学積層体

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2022186280A Division JP2023029876A (ja) 2018-06-11 2022-11-22 光学積層体

Publications (3)

Publication Number Publication Date
JP2021036325A JP2021036325A (ja) 2021-03-04
JP2021036325A5 JP2021036325A5 (enrdf_load_stackoverflow) 2021-04-22
JP7422048B2 true JP7422048B2 (ja) 2024-01-25

Family

ID=68810498

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020177425A Active JP7422048B2 (ja) 2018-06-11 2020-10-22 光学積層体

Country Status (3)

Country Link
JP (1) JP7422048B2 (enrdf_load_stackoverflow)
KR (1) KR102823672B1 (enrdf_load_stackoverflow)
CN (1) CN110579830B (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7399756B2 (ja) * 2020-03-09 2023-12-18 住友化学株式会社 光学積層体及びその製造方法
JP7534158B2 (ja) * 2020-09-01 2024-08-14 日東電工株式会社 光学フィルムおよび偏光板
KR102765311B1 (ko) * 2021-02-25 2025-02-07 삼성에스디아이 주식회사 광학 적층체, 이를 포함하는 광학 부재 및 이를 포함하는 광학표시장치
JP2023049680A (ja) * 2021-09-29 2023-04-10 富士フイルム株式会社 光学フィルムの製造方法、光学フィルム、光学積層体
JP2023073124A (ja) * 2021-11-15 2023-05-25 日東電工株式会社 位相差層付偏光板および該位相差層付偏光板を含む画像表示装置
CN117518325A (zh) * 2023-04-13 2024-02-06 Tcl华星光电技术有限公司 偏光片及显示装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004251691A (ja) 2003-02-19 2004-09-09 Nitto Denko Corp 光学補償層の評価方法、光学補償層付偏光板の製造方法、光学フィルムおよび画像表示装置
JP2010224377A (ja) 2009-03-25 2010-10-07 Sumitomo Chemical Co Ltd 複合偏光板及び液晶表示装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002294240A (ja) * 2001-03-30 2002-10-09 Fuji Photo Film Co Ltd 棒状液晶性分子の配向方法および光学異方性素子
TWI288263B (en) * 2002-10-17 2007-10-11 Nitto Denko Corp Liquid crystal display, optical compensator for a liquid crystal display and method of forming the same
JP4236001B2 (ja) * 2003-10-24 2009-03-11 日東電工株式会社 垂直配向膜、その製造方法、液晶配向膜、光学フィルムおよび画像表示装置
JP2005326439A (ja) * 2004-05-12 2005-11-24 Fuji Photo Film Co Ltd 位相差板材料、重合体、位相差板および画像表示装置
JP2013222006A (ja) * 2012-04-13 2013-10-28 Fujifilm Corp 光学フィルム、及びその製造方法
JP2014186248A (ja) * 2013-03-25 2014-10-02 Dainippon Printing Co Ltd 位相差フィルムの製造方法
JP5723077B1 (ja) * 2013-07-23 2015-05-27 Ｊｘ日鉱日石エネルギー株式会社 位相差板、楕円偏光板およびそれを用いた表示装置
TWI637197B (zh) * 2013-08-09 2018-10-01 住友化學股份有限公司 Optical film
KR102368381B1 (ko) * 2013-08-09 2022-02-28 스미또모 가가꾸 가부시키가이샤 광학 필름
CN104339796B (zh) * 2013-08-09 2018-03-02 住友化学株式会社 层叠体
JP6451248B2 (ja) * 2014-11-18 2019-01-16 大日本印刷株式会社 転写用積層体、光学素子、および光学素子の製造方法
JP2016105127A (ja) * 2014-12-01 2016-06-09 富士フイルム株式会社 配向膜、積層体、光学フィルム、光学フィルムの製造方法、偏光板、液晶表示装置および配向膜形成用組成物
WO2016158300A1 (ja) * 2015-03-31 2016-10-06 富士フイルム株式会社 円偏光板、および、屈曲可能な表示装置
JP6453746B2 (ja) 2015-12-02 2019-01-16 日東電工株式会社 長尺状の光学積層体および画像表示装置
JP6972663B2 (ja) * 2016-06-28 2021-11-24 大日本印刷株式会社 側鎖型液晶ポリマー、液晶組成物、位相差フィルム、位相差フィルムの製造方法、転写用積層体、光学部材、光学部材の製造方法、及び表示装置
WO2018074524A1 (ja) * 2016-10-19 2018-04-26 凸版印刷株式会社 ガスバリア性光学フィルム及び有機ｅｌディスプレイ
CN110361805B (zh) * 2018-04-11 2022-11-18 住友化学株式会社 偏振板及显示装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004251691A (ja) 2003-02-19 2004-09-09 Nitto Denko Corp 光学補償層の評価方法、光学補償層付偏光板の製造方法、光学フィルムおよび画像表示装置
JP2010224377A (ja) 2009-03-25 2010-10-07 Sumitomo Chemical Co Ltd 複合偏光板及び液晶表示装置

Also Published As

Publication number Publication date
CN110579830B (zh) 2023-03-28
JP2021036325A (ja) 2021-03-04
KR20190140404A (ko) 2019-12-19
CN110579830A (zh) 2019-12-17
KR102823672B1 (ko) 2025-06-20

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