KR102831870B1 - 편광자 보호용 폴리에스테르 필름, 편광판 및 액정 표시 장치 - Google Patents

편광자 보호용 폴리에스테르 필름, 편광판 및 액정 표시 장치 Download PDF

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Publication number
KR102831870B1
KR102831870B1 KR1020247031905A KR20247031905A KR102831870B1 KR 102831870 B1 KR102831870 B1 KR 102831870B1 KR 1020247031905 A KR1020247031905 A KR 1020247031905A KR 20247031905 A KR20247031905 A KR 20247031905A KR 102831870 B1 KR102831870 B1 KR 102831870B1
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South Korea
Prior art keywords
polarizer
polyester film
film
liquid crystal
polarizing plate
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KR1020247031905A
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Korean (ko)
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KR20240145073A (ko
Inventor
가츠키 나카세
아츠시 후지타
야스시 사사키
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도요보 가부시키가이샤
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G02B1/11—Anti-reflection coatings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G02B1/14—Protective coatings, e.g. hard coatings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • 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
    • 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
    • G02F1/133528—Polarisers

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
  • Surface Treatment Of Optical Elements (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Optical Elements Other Than Lenses (AREA)
KR1020247031905A 2020-03-31 2021-03-23 편광자 보호용 폴리에스테르 필름, 편광판 및 액정 표시 장치 Active KR102831870B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JPJP-P-2020-064118 2020-03-31
JP2020064118 2020-03-31
PCT/JP2021/011877 WO2021200367A1 (ja) 2020-03-31 2021-03-23 偏光子保護用ポリエステルフィルム、偏光板及び液晶表示装置
KR1020227036809A KR102711409B1 (ko) 2020-03-31 2021-03-23 편광자 보호용 폴리에스테르 필름, 편광판 및 액정 표시 장치

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020227036809A Division KR102711409B1 (ko) 2020-03-31 2021-03-23 편광자 보호용 폴리에스테르 필름, 편광판 및 액정 표시 장치

Publications (2)

Publication Number Publication Date
KR20240145073A KR20240145073A (ko) 2024-10-04
KR102831870B1 true KR102831870B1 (ko) 2025-07-09

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Application Number Title Priority Date Filing Date
KR1020247031905A Active KR102831870B1 (ko) 2020-03-31 2021-03-23 편광자 보호용 폴리에스테르 필름, 편광판 및 액정 표시 장치
KR1020227036809A Active KR102711409B1 (ko) 2020-03-31 2021-03-23 편광자 보호용 폴리에스테르 필름, 편광판 및 액정 표시 장치

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020227036809A Active KR102711409B1 (ko) 2020-03-31 2021-03-23 편광자 보호용 폴리에스테르 필름, 편광판 및 액정 표시 장치

Country Status (5)

Country Link
JP (2) JP7024934B1 (enrdf_load_stackoverflow)
KR (2) KR102831870B1 (enrdf_load_stackoverflow)
CN (1) CN115335737A (enrdf_load_stackoverflow)
TW (1) TWI871456B (enrdf_load_stackoverflow)
WO (1) WO2021200367A1 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7024934B1 (ja) * 2020-03-31 2022-02-24 東洋紡株式会社 偏光子保護用ポリエステルフィルム、偏光板及び液晶表示装置
KR20250037771A (ko) * 2022-07-13 2025-03-18 다이니폰 인사츠 가부시키가이샤 광학 필름, 광학 작용 필름, 접착 용이성 필름, 광학 적층체, 표면판, 화상 표시 장치 및 편광판

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102711409B1 (ko) * 2020-03-31 2024-09-27 도요보 가부시키가이샤 편광자 보호용 폴리에스테르 필름, 편광판 및 액정 표시 장치

Family Cites Families (13)

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Publication number Priority date Publication date Assignee Title
JP2002122735A (ja) * 2000-10-16 2002-04-26 Fuji Photo Film Co Ltd 偏光板用フィルム
JP3985969B2 (ja) * 2004-09-29 2007-10-03 日東電工株式会社 液晶パネル及び液晶表示装置
JP4697871B2 (ja) * 2005-10-20 2011-06-08 日東電工株式会社 積層フィルム
JP5240387B1 (ja) * 2012-07-26 2013-07-17 東洋紡株式会社 熱収縮性ポリエステル系フィルムおよび包装体
KR20160053955A (ko) * 2013-09-10 2016-05-13 도요보 가부시키가이샤 액정표시장치, 편광판 및 편광자 보호 필름
JP6617561B2 (ja) * 2013-12-18 2019-12-11 東レ株式会社 積層ポリエステルフィルム、及び、それを用いた偏光板
JP2015215593A (ja) * 2014-02-14 2015-12-03 東レ株式会社 光学用ポリエステルフィルム及びそれを用いた偏光板、透明導電性フィルム
JP6852264B2 (ja) * 2016-02-15 2021-03-31 東洋紡株式会社 光学フィルム検査用二軸延伸ポリエチレンテレフタレートフィルム
KR102502207B1 (ko) * 2016-03-31 2023-02-21 도요보 가부시키가이샤 편광자 보호 필름, 편광판 및 액정 표시 장치
TWI750280B (zh) * 2016-12-14 2021-12-21 日商東洋紡股份有限公司 液晶顯示裝置、偏光板及偏光鏡保護膜
WO2018164176A1 (ja) * 2017-03-08 2018-09-13 株式会社クラレ 偏光フィルム、偏光板、及びそれらの製造方法
WO2019054406A1 (ja) 2017-09-15 2019-03-21 東洋紡株式会社 偏光子保護フィルム、偏光板及び液晶表示装置
JP2019203121A (ja) * 2018-05-17 2019-11-28 東レ株式会社 感熱孔版用ポリエステルフィルム

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102711409B1 (ko) * 2020-03-31 2024-09-27 도요보 가부시키가이샤 편광자 보호용 폴리에스테르 필름, 편광판 및 액정 표시 장치

Also Published As

Publication number Publication date
TWI871456B (zh) 2025-02-01
KR20220159411A (ko) 2022-12-02
TW202200685A (zh) 2022-01-01
JP7024934B1 (ja) 2022-02-24
WO2021200367A1 (ja) 2021-10-07
CN115335737A (zh) 2022-11-11
JPWO2021200367A1 (enrdf_load_stackoverflow) 2021-10-07
KR20240145073A (ko) 2024-10-04
JP2022048363A (ja) 2022-03-25
KR102711409B1 (ko) 2024-09-27

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