JP7240363B2 - 染色トリアセチルセルロースフィルム、該フィルムを用いた偏光板、偏光板の製造方法、位相差層付偏光板、画像表示装置、および画像表示装置の画像調整方法 - Google Patents

染色トリアセチルセルロースフィルム、該フィルムを用いた偏光板、偏光板の製造方法、位相差層付偏光板、画像表示装置、および画像表示装置の画像調整方法 Download PDF

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JP7240363B2
JP7240363B2 JP2020143530A JP2020143530A JP7240363B2 JP 7240363 B2 JP7240363 B2 JP 7240363B2 JP 2020143530 A JP2020143530 A JP 2020143530A JP 2020143530 A JP2020143530 A JP 2020143530A JP 7240363 B2 JP7240363 B2 JP 7240363B2
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polarizing plate
retardation layer
film
layer
polarizing
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JP2022038844A (ja
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周作 後藤
咲美 ▲徳▼岡
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Nitto Denko Corp
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Nitto Denko Corp
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Priority to JP2020143530A priority Critical patent/JP7240363B2/ja
Priority to CN202180052958.3A priority patent/CN116097332B/zh
Priority to PCT/JP2021/026718 priority patent/WO2022044604A1/ja
Priority to KR1020237005140A priority patent/KR102563131B1/ko
Priority to TW110128744A priority patent/TW202212436A/zh
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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
    • H10K59/8791—Arrangements for improving contrast, e.g. preventing reflection of ambient light
    • 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
    • G02B5/305—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 including organic materials, e.g. polymeric layers
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/12—Chemical modification
    • 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
    • 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
    • G02F1/133553—Reflecting elements
    • 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
    • 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
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/02—Details
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/12—Light sources with substantially two-dimensional radiating surfaces
    • H05B33/14—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/08—Cellulose derivatives
    • C08J2301/10—Esters of organic acids
    • C08J2301/12—Cellulose acetate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2429/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
    • C08J2429/02—Homopolymers or copolymers of unsaturated alcohols
    • C08J2429/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
    • 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
    • G02F2202/00—Materials and properties
    • G02F2202/40—Materials having a particular birefringence, retardation
    • 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
    • G02F2413/00—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
    • G02F2413/01—Number of plates being 1
    • 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
    • G02F2413/00—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
    • G02F2413/02—Number of plates being 2
    • 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
    • G02F2413/00—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
    • G02F2413/08—Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates with a particular optical axis orientation

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  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Theoretical Computer Science (AREA)
  • Polarising Elements (AREA)
  • Electroluminescent Light Sources (AREA)
JP2020143530A 2020-08-27 2020-08-27 染色トリアセチルセルロースフィルム、該フィルムを用いた偏光板、偏光板の製造方法、位相差層付偏光板、画像表示装置、および画像表示装置の画像調整方法 Active JP7240363B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2020143530A JP7240363B2 (ja) 2020-08-27 2020-08-27 染色トリアセチルセルロースフィルム、該フィルムを用いた偏光板、偏光板の製造方法、位相差層付偏光板、画像表示装置、および画像表示装置の画像調整方法
CN202180052958.3A CN116097332B (zh) 2020-08-27 2021-07-16 染色三乙酸纤维素薄膜、使用该薄膜的偏光板、偏光板的制造方法、带相位差层的偏光板、图像显示装置和图像显示装置的图像调整方法
PCT/JP2021/026718 WO2022044604A1 (ja) 2020-08-27 2021-07-16 染色トリアセチルセルロースフィルム、該フィルムを用いた偏光板、偏光板の製造方法、位相差層付偏光板、画像表示装置、および画像表示装置の画像調整方法
KR1020237005140A KR102563131B1 (ko) 2020-08-27 2021-07-16 염색 트리아세틸셀룰로오스 필름, 해당 필름을 이용한 편광판, 편광판의 제조 방법, 위상차층 부착 편광판, 화상 표시 장치 및 화상 표시 장치의 화상 조정 방법
TW110128744A TW202212436A (zh) 2020-08-27 2021-08-04 染色三醋酸纖維素薄膜、使用該薄膜之偏光板、偏光板之製造方法、附相位差層之偏光板、影像顯示裝置、及影像顯示裝置之影像調整方法

Applications Claiming Priority (1)

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JP2020143530A JP7240363B2 (ja) 2020-08-27 2020-08-27 染色トリアセチルセルロースフィルム、該フィルムを用いた偏光板、偏光板の製造方法、位相差層付偏光板、画像表示装置、および画像表示装置の画像調整方法

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JP2022038844A JP2022038844A (ja) 2022-03-10
JP7240363B2 true JP7240363B2 (ja) 2023-03-15

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JP (1) JP7240363B2 (ko)
KR (1) KR102563131B1 (ko)
CN (1) CN116097332B (ko)
TW (1) TW202212436A (ko)
WO (1) WO2022044604A1 (ko)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006227604A (ja) 2005-01-20 2006-08-31 Nitto Denko Corp 偏光板の製造方法、偏光板、光学フィルムおよびそれらを用いた画像表示装置
JP2016099397A (ja) 2014-11-18 2016-05-30 Jsr株式会社 位相差フィルム積層体、偏光板及び位相差フィルム積層体の製造方法
JP2017053924A (ja) 2015-09-08 2017-03-16 日本合成化学工業株式会社 偏光膜用フィルムおよびそれを用いた偏光膜

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54114100A (en) * 1978-02-24 1979-09-05 Citizen Watch Co Ltd Liquid crystal display unit
JPS624701U (ko) * 1985-03-07 1987-01-12
EP1045261B1 (en) 1998-10-30 2005-02-02 Teijin Limited Phase difference film and optical device using it
JP2002221618A (ja) * 2001-01-24 2002-08-09 Nitto Denko Corp 偏光板及びそれを用いた液晶表示装置
TWI748108B (zh) * 2017-09-13 2021-12-01 日商日東電工股份有限公司 偏光膜、偏光板、及偏光膜之製造方法
JP6890161B2 (ja) 2018-10-15 2021-06-18 日東電工株式会社 位相差層付偏光板およびそれを用いた画像表示装置
JP7355583B2 (ja) * 2018-10-15 2023-10-03 日東電工株式会社 位相差層付偏光板およびそれを用いた画像表示装置
JP6890160B2 (ja) * 2018-10-15 2021-06-18 日東電工株式会社 位相差層付偏光板およびそれを用いた画像表示装置
JP7321005B2 (ja) * 2018-10-15 2023-08-04 日東電工株式会社 位相差層付偏光板およびそれを用いた画像表示装置
KR20200092884A (ko) * 2019-01-25 2020-08-04 스미또모 가가꾸 가부시끼가이샤 유기 el 디스플레이용 적층체 및 그것에 사용하는 원편광판

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006227604A (ja) 2005-01-20 2006-08-31 Nitto Denko Corp 偏光板の製造方法、偏光板、光学フィルムおよびそれらを用いた画像表示装置
JP2016099397A (ja) 2014-11-18 2016-05-30 Jsr株式会社 位相差フィルム積層体、偏光板及び位相差フィルム積層体の製造方法
JP2017053924A (ja) 2015-09-08 2017-03-16 日本合成化学工業株式会社 偏光膜用フィルムおよびそれを用いた偏光膜

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TW202212436A (zh) 2022-04-01
CN116097332B (zh) 2023-10-27
CN116097332A (zh) 2023-05-09
KR102563131B1 (ko) 2023-08-07
WO2022044604A1 (ja) 2022-03-03
JP2022038844A (ja) 2022-03-10
KR20230030662A (ko) 2023-03-06

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