KR102711409B1 - 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
KR102711409B1
KR102711409B1 KR1020227036809A KR20227036809A KR102711409B1 KR 102711409 B1 KR102711409 B1 KR 102711409B1 KR 1020227036809 A KR1020227036809 A KR 1020227036809A KR 20227036809 A KR20227036809 A KR 20227036809A KR 102711409 B1 KR102711409 B1 KR 102711409B1
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South Korea
Prior art keywords
polyester film
polarizer
film
liquid crystal
polarizing plate
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KR1020227036809A
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Korean (ko)
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KR20220159411A (ko
Inventor
가츠키 나카세
아츠시 후지타
야스시 사사키
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도요보 가부시키가이샤
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Priority to KR1020247031905A priority Critical patent/KR102831870B1/ko
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Classifications

    • 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
    • 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
    • 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
    • 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

Landscapes

  • 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)
  • Optical Elements Other Than Lenses (AREA)
  • Surface Treatment Of Optical Elements (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
KR1020227036809A 2020-03-31 2021-03-23 편광자 보호용 폴리에스테르 필름, 편광판 및 액정 표시 장치 Active KR102711409B1 (ko)

Priority Applications (1)

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

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020064118 2020-03-31
JPJP-P-2020-064118 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

Related Child Applications (1)

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

Publications (2)

Publication Number Publication Date
KR20220159411A KR20220159411A (ko) 2022-12-02
KR102711409B1 true KR102711409B1 (ko) 2024-09-27

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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
KR1020247031905A Active KR102831870B1 (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
KR1020247031905A Active KR102831870B1 (ko) 2020-03-31 2021-03-23 편광자 보호용 폴리에스테르 필름, 편광판 및 액정 표시 장치

Country Status (5)

Country Link
JP (2) JP7024934B1 (https=)
KR (2) KR102711409B1 (https=)
CN (2) CN115335737B (https=)
TW (1) TWI871456B (https=)
WO (1) WO2021200367A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20240145073A (ko) * 2020-03-31 2024-10-04 도요보 가부시키가이샤 편광자 보호용 폴리에스테르 필름, 편광판 및 액정 표시 장치

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119497832A (zh) * 2022-07-13 2025-02-21 大日本印刷株式会社 光学膜、光学作用膜、易粘接性膜、光学层积体、表面板、图像显示装置和偏振片

Family Cites Families (14)

* Cited by examiner, † Cited by third party
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
WO2015037527A1 (ja) * 2013-09-10 2015-03-19 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
KR102296559B1 (ko) * 2013-12-18 2021-09-01 도레이 카부시키가이샤 적층 폴리에스테르 필름 및 그것을 사용한 편광판
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
KR102595403B1 (ko) * 2017-03-08 2023-10-27 주식회사 쿠라레 편광 필름, 편광판, 및 그들의 제조 방법
CN111443416B (zh) * 2017-09-15 2022-06-17 东洋纺株式会社 偏光板和液晶显示装置
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
WO2021200367A1 (ja) * 2020-03-31 2021-10-07 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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20240145073A (ko) * 2020-03-31 2024-10-04 도요보 가부시키가이샤 편광자 보호용 폴리에스테르 필름, 편광판 및 액정 표시 장치
KR102831870B1 (ko) * 2020-03-31 2025-07-09 도요보 가부시키가이샤 편광자 보호용 폴리에스테르 필름, 편광판 및 액정 표시 장치

Also Published As

Publication number Publication date
WO2021200367A1 (ja) 2021-10-07
KR20220159411A (ko) 2022-12-02
TWI871456B (zh) 2025-02-01
CN120949373A (zh) 2025-11-14
JP7024934B1 (ja) 2022-02-24
CN115335737A (zh) 2022-11-11
KR102831870B1 (ko) 2025-07-09
KR20240145073A (ko) 2024-10-04
CN115335737B (zh) 2025-09-19
JP2022048363A (ja) 2022-03-25
JPWO2021200367A1 (https=) 2021-10-07
TW202200685A (zh) 2022-01-01

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