TWI774173B - 液晶顯示裝置及偏光板 - Google Patents

液晶顯示裝置及偏光板 Download PDF

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Publication number
TWI774173B
TWI774173B TW109146797A TW109146797A TWI774173B TW I774173 B TWI774173 B TW I774173B TW 109146797 A TW109146797 A TW 109146797A TW 109146797 A TW109146797 A TW 109146797A TW I774173 B TWI774173 B TW I774173B
Authority
TW
Taiwan
Prior art keywords
polarizer
less
polyester film
film
liquid crystal
Prior art date
Application number
TW109146797A
Other languages
English (en)
Chinese (zh)
Other versions
TW202115442A (zh
Inventor
早川章太
村田浩一
佐佐木靖
向山幸伸
Original Assignee
日商東洋紡股份有限公司
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 日商東洋紡股份有限公司 filed Critical 日商東洋紡股份有限公司
Publication of TW202115442A publication Critical patent/TW202115442A/zh
Application granted granted Critical
Publication of TWI774173B publication Critical patent/TWI774173B/zh

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Classifications

    • 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
    • G02F1/133528—Polarisers
    • 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
    • G02F1/133528—Polarisers
    • G02F1/133531—Polarisers characterised by the arrangement of polariser or analyser axes
    • 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
    • G02B5/3025—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
    • 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
    • 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
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
TW109146797A 2015-07-16 2016-07-14 液晶顯示裝置及偏光板 TWI774173B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2015141978 2015-07-16
JP2015-141978 2015-07-16
JP2016052398 2016-03-16
JP2016-052398 2016-03-16

Publications (2)

Publication Number Publication Date
TW202115442A TW202115442A (zh) 2021-04-16
TWI774173B true TWI774173B (zh) 2022-08-11

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
TW109146797A TWI774173B (zh) 2015-07-16 2016-07-14 液晶顯示裝置及偏光板
TW105122148A TWI715600B (zh) 2015-07-16 2016-07-14 液晶顯示裝置及偏光板

Family Applications After (1)

Application Number Title Priority Date Filing Date
TW105122148A TWI715600B (zh) 2015-07-16 2016-07-14 液晶顯示裝置及偏光板

Country Status (5)

Country Link
JP (3) JP6965746B2 (enExample)
KR (2) KR102501923B1 (enExample)
CN (2) CN107850805B (enExample)
TW (2) TWI774173B (enExample)
WO (1) WO2017010444A1 (enExample)

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KR102501923B1 (ko) * 2015-07-16 2023-02-23 도요보 가부시키가이샤 액정 표시 장치 및 편광판
JP7184033B2 (ja) * 2017-02-28 2022-12-06 東洋紡株式会社 液晶表示装置
WO2018159569A1 (ja) * 2017-02-28 2018-09-07 東洋紡株式会社 液晶表示装置
JP7476794B2 (ja) 2018-10-02 2024-05-01 東洋紡株式会社 液晶表示装置、偏光板および偏光子保護フィルム
CN112694845A (zh) * 2020-12-24 2021-04-23 宁波长阳科技股份有限公司 屏幕保护膜及其制备方法
JP7136401B1 (ja) 2021-03-24 2022-09-13 東洋紡株式会社 画像表示装置および液晶表示装置におけるバックライト光源と偏光板の組合せを選択する方法

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TW201426030A (zh) * 2012-04-19 2014-07-01 Dainippon Printing Co Ltd 防眩膜、偏光板及影像顯示裝置
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JP2010209331A (ja) * 2008-09-05 2010-09-24 Mitsubishi Chemicals Corp 蛍光体及びその製造方法と、その蛍光体を用いた蛍光体含有組成物及び発光装置、並びに、その発光装置を用いた画像表示装置及び照明装置
TW201426030A (zh) * 2012-04-19 2014-07-01 Dainippon Printing Co Ltd 防眩膜、偏光板及影像顯示裝置
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Also Published As

Publication number Publication date
CN107850805B (zh) 2021-03-23
JP7331886B2 (ja) 2023-08-23
WO2017010444A1 (ja) 2017-01-19
JP6965746B2 (ja) 2021-11-10
CN107850805A (zh) 2018-03-27
CN113126355A (zh) 2021-07-16
KR20220027274A (ko) 2022-03-07
TW202115442A (zh) 2021-04-16
KR102501923B1 (ko) 2023-02-23
TWI715600B (zh) 2021-01-11
TW201704825A (zh) 2017-02-01
JP7663109B2 (ja) 2025-04-16
JPWO2017010444A1 (ja) 2018-04-26
JP2021144247A (ja) 2021-09-24
KR20180023953A (ko) 2018-03-07
JP2023153884A (ja) 2023-10-18

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