KR102097392B1 - 액정표시장치, 편광판 및 편광자 보호 필름 - Google Patents

액정표시장치, 편광판 및 편광자 보호 필름 Download PDF

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Publication number
KR102097392B1
KR102097392B1 KR1020157004254A KR20157004254A KR102097392B1 KR 102097392 B1 KR102097392 B1 KR 102097392B1 KR 1020157004254 A KR1020157004254 A KR 1020157004254A KR 20157004254 A KR20157004254 A KR 20157004254A KR 102097392 B1 KR102097392 B1 KR 102097392B1
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KR
South Korea
Prior art keywords
film
liquid crystal
polyester film
polarizer protective
crystal display
Prior art date
Application number
KR1020157004254A
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English (en)
Korean (ko)
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KR20150041791A (ko
Inventor
고우이치 무라타
야스시 사사키
Original Assignee
도요보 가부시키가이샤
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=50027917&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR102097392(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 도요보 가부시키가이샤 filed Critical 도요보 가부시키가이샤
Publication of KR20150041791A publication Critical patent/KR20150041791A/ko
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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
    • 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
    • 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
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • G02F1/133635—Multifunctional compensators
    • G02F2001/133635—
    • 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
    • G02F2413/12—Biaxial compensators
    • 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
    • G02F2413/14—Negative birefingence

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)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Polyesters Or Polycarbonates (AREA)
KR1020157004254A 2012-07-30 2013-07-29 액정표시장치, 편광판 및 편광자 보호 필름 KR102097392B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2012168014 2012-07-30
JPJP-P-2012-168014 2012-07-30
PCT/JP2013/070428 WO2014021242A1 (ja) 2012-07-30 2013-07-29 液晶表示装置、偏光板及び偏光子保護フィルム

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR1020207008633A Division KR102149433B1 (ko) 2012-07-30 2013-07-29 액정표시장치, 편광판 및 편광자 보호 필름

Publications (2)

Publication Number Publication Date
KR20150041791A KR20150041791A (ko) 2015-04-17
KR102097392B1 true KR102097392B1 (ko) 2020-04-06

Family

ID=50027917

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020157004254A KR102097392B1 (ko) 2012-07-30 2013-07-29 액정표시장치, 편광판 및 편광자 보호 필름
KR1020207008633A KR102149433B1 (ko) 2012-07-30 2013-07-29 액정표시장치, 편광판 및 편광자 보호 필름

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020207008633A KR102149433B1 (ko) 2012-07-30 2013-07-29 액정표시장치, 편광판 및 편광자 보호 필름

Country Status (5)

Country Link
JP (4) JP6443048B2 (ja)
KR (2) KR102097392B1 (ja)
CN (2) CN104508545B (ja)
TW (1) TWI530716B (ja)
WO (1) WO2014021242A1 (ja)

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JP4888853B2 (ja) 2009-11-12 2012-02-29 学校法人慶應義塾 液晶表示装置の視認性改善方法、及びそれを用いた液晶表示装置
EP2587304B1 (en) 2010-06-22 2019-12-18 Toyobo Co., Ltd. Liquid crystal display device, polarizer and protective film
US10180597B2 (en) 2011-05-18 2019-01-15 Toyobo Co., Ltd. Liquid crystal display device, polarizing plate, and polarizer protection film
CN103649791B (zh) 2011-05-18 2016-03-02 东洋纺株式会社 适用于三维图像显示应对液晶显示装置的偏光板和液晶显示装置
JP6586727B2 (ja) * 2013-04-19 2019-10-09 東洋紡株式会社 液晶表示装置、偏光板及び偏光子保護フィルム
JP6169530B2 (ja) * 2014-05-13 2017-07-26 富士フイルム株式会社 液晶表示装置
JP6354410B2 (ja) * 2014-07-15 2018-07-11 東洋紡株式会社 偏光子保護フィルム、偏光板、それを用いた液晶表示装置
WO2016084729A1 (ja) * 2014-11-25 2016-06-02 東洋紡株式会社 液晶表示装置及び偏光板
KR101813438B1 (ko) * 2015-03-04 2018-01-30 도요보 가부시키가이샤 액정표시장치
CN113126355A (zh) * 2015-07-16 2021-07-16 东洋纺株式会社 液晶显示装置和偏光板
WO2017065148A1 (ja) * 2015-10-16 2017-04-20 東洋紡株式会社 液晶表示装置及び偏光板
JP7261738B2 (ja) * 2017-03-31 2023-04-20 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
KR20210069654A (ko) 2018-10-02 2021-06-11 도요보 가부시키가이샤 액정 표시 장치, 편광판 및 편광자 보호 필름
KR102434542B1 (ko) * 2018-10-15 2022-08-19 삼성에스디아이 주식회사 Ｉｐｓ 액정표시장치용 편광판 및 이를 포함하는 ｉｐｓ 액정표시장치
CN112162430A (zh) * 2020-09-04 2021-01-01 中国科学技术大学 实现非线偏振出射光的液晶显示装置
KR20230161475A (ko) * 2021-03-24 2023-11-27 도요보 가부시키가이샤 폴리에스테르 필름 및 그것을 이용한 화상 표시 장치

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Also Published As

Publication number Publication date
WO2014021242A1 (ja) 2014-02-06
TWI530716B (zh) 2016-04-21
CN104508545A (zh) 2015-04-08
JP6443048B2 (ja) 2018-12-26
JP2019028472A (ja) 2019-02-21
JP7272474B2 (ja) 2023-05-12
KR20200035477A (ko) 2020-04-03
KR102149433B1 (ko) 2020-10-14
JP2020098344A (ja) 2020-06-25
CN108845451B (zh) 2021-12-10
CN108845451A (zh) 2018-11-20
JP7070590B2 (ja) 2022-05-18
JP2022050579A (ja) 2022-03-30
TW201411202A (zh) 2014-03-16
KR20150041791A (ko) 2015-04-17
JPWO2014021242A1 (ja) 2016-07-21
CN104508545B (zh) 2018-07-27

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