JP7707146B2 - 位相差層付偏光板の製造方法 - Google Patents

位相差層付偏光板の製造方法 Download PDF

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Publication number
JP7707146B2
JP7707146B2 JP2022505116A JP2022505116A JP7707146B2 JP 7707146 B2 JP7707146 B2 JP 7707146B2 JP 2022505116 A JP2022505116 A JP 2022505116A JP 2022505116 A JP2022505116 A JP 2022505116A JP 7707146 B2 JP7707146 B2 JP 7707146B2
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JP
Japan
Prior art keywords
layer
retardation layer
liquid crystal
polarizing plate
retardation
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JP2022505116A
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English (en)
Japanese (ja)
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JPWO2021177046A1 (enrdf_load_stackoverflow
Inventor
貞裕 中西
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Nitto Denko Corp
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Nitto Denko Corp
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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
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
    • 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
    • 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
    • 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
    • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
    • G02B5/3041—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • 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
    • H10K59/8793—Arrangements for polarized light emission

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
JP2022505116A 2020-03-03 2021-02-18 位相差層付偏光板の製造方法 Active JP7707146B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020035829 2020-03-03
JP2020035829 2020-03-03
PCT/JP2021/006077 WO2021177046A1 (ja) 2020-03-03 2021-02-18 位相差層付偏光板の製造方法

Publications (2)

Publication Number Publication Date
JPWO2021177046A1 JPWO2021177046A1 (enrdf_load_stackoverflow) 2021-09-10
JP7707146B2 true JP7707146B2 (ja) 2025-07-14

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JP2022505116A Active JP7707146B2 (ja) 2020-03-03 2021-02-18 位相差層付偏光板の製造方法

Country Status (5)

Country Link
JP (1) JP7707146B2 (enrdf_load_stackoverflow)
KR (1) KR20220145332A (enrdf_load_stackoverflow)
CN (1) CN115244435A (enrdf_load_stackoverflow)
TW (1) TWI875970B (enrdf_load_stackoverflow)
WO (1) WO2021177046A1 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023115445A (ja) * 2022-02-08 2023-08-21 日東電工株式会社 光学積層体

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008046167A (ja) 2006-08-10 2008-02-28 Ricoh Co Ltd 電子写真感光体の製造方法、電子写真感光体、画像形成装置及びプロセスカートリッジ
JP2008165185A (ja) 2006-12-07 2008-07-17 Nitto Denko Corp 積層光学フィルム、積層光学フィルムを用いた液晶パネル、および液晶表示装置
JP2016170412A (ja) 2015-03-12 2016-09-23 日東電工株式会社 偏光フィルムおよびその製造方法、光学フィルムならびに画像表示装置
JP2017160313A (ja) 2016-03-09 2017-09-14 日東電工株式会社 硬化性樹脂組成物、偏光フィルムおよびその製造方法、光学フィルムならびに画像表示装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW424154B (en) * 1998-10-30 2001-03-01 Teijin Ltd Phase film and optical device using same
CN101258432A (zh) * 2005-09-09 2008-09-03 日东电工株式会社 附有光学补偿层的偏光板、使用附有光学补偿层的偏光板的液晶面板、和图像显示装置
JP6360821B2 (ja) * 2015-07-22 2018-07-18 日東電工株式会社 位相差層付偏光板および画像表示装置
JP2018017996A (ja) * 2016-07-29 2018-02-01 日東電工株式会社 位相差層付偏光板および有機ｅｌ表示装置
JP6937169B2 (ja) * 2017-06-09 2021-09-22 日東電工株式会社 位相差層付偏光板および画像表示装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008046167A (ja) 2006-08-10 2008-02-28 Ricoh Co Ltd 電子写真感光体の製造方法、電子写真感光体、画像形成装置及びプロセスカートリッジ
JP2008165185A (ja) 2006-12-07 2008-07-17 Nitto Denko Corp 積層光学フィルム、積層光学フィルムを用いた液晶パネル、および液晶表示装置
JP2016170412A (ja) 2015-03-12 2016-09-23 日東電工株式会社 偏光フィルムおよびその製造方法、光学フィルムならびに画像表示装置
JP2017160313A (ja) 2016-03-09 2017-09-14 日東電工株式会社 硬化性樹脂組成物、偏光フィルムおよびその製造方法、光学フィルムならびに画像表示装置

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Publication number Publication date
KR20220145332A (ko) 2022-10-28
CN115244435A (zh) 2022-10-25
JPWO2021177046A1 (enrdf_load_stackoverflow) 2021-09-10
WO2021177046A1 (ja) 2021-09-10
TW202141087A (zh) 2021-11-01
TWI875970B (zh) 2025-03-11

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