KR102912232B1 - 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판 - Google Patents

폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판

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Publication number
KR102912232B1
KR102912232B1 KR1020257004930A KR20257004930A KR102912232B1 KR 102912232 B1 KR102912232 B1 KR 102912232B1 KR 1020257004930 A KR1020257004930 A KR 1020257004930A KR 20257004930 A KR20257004930 A KR 20257004930A KR 102912232 B1 KR102912232 B1 KR 102912232B1
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KR
South Korea
Prior art keywords
polyester film
polarizer
polarizing plate
film
stretching
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
KR1020257004930A
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English (en)
Korean (ko)
Other versions
KR20250026400A (ko
Inventor
신타로 아즈마
타카시 시미즈
타카히로 요시카와
히토시 키타기시
테츠로 이케다
Original Assignee
닛토덴코 가부시키가이샤
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Publication of KR20250026400A publication Critical patent/KR20250026400A/ko
Application granted granted Critical
Publication of KR102912232B1 publication Critical patent/KR102912232B1/ko
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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • 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
    • 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
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • 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
    • B32B7/025—Electric or magnetic properties
    • 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
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/123—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
    • C08G63/127—Acids containing aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/16—Dicarboxylic acids and dihydroxy compounds
    • C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
    • C08G63/181—Acids containing aromatic rings
    • C08G63/183—Terephthalic acids
    • 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
    • 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
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • 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
    • 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
    • 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
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/42—Polarizing, birefringent, filtering
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/514—Oriented
    • B32B2307/518—Oriented bi-axially
    • 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
    • C08J2357/00—Characterised by the use of unspecified polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Polarising Elements (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Laminated Bodies (AREA)
  • Liquid Crystal (AREA)
  • Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
KR1020257004930A 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판 Active KR102912232B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JPJP-P-2019-016236 2019-01-31
JP2019016236 2019-01-31
PCT/JP2019/044777 WO2020158113A1 (ja) 2019-01-31 2019-11-14 ポリエステルフィルム、および該ポリエステルフィルムを含む偏光板
KR1020217023475A KR20210121033A (ko) 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020217023475A Division KR20210121033A (ko) 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판

Publications (2)

Publication Number Publication Date
KR20250026400A KR20250026400A (ko) 2025-02-25
KR102912232B1 true KR102912232B1 (ko) 2026-01-15

Family

ID=71840410

Family Applications (8)

Application Number Title Priority Date Filing Date
KR1020257004930A Active KR102912232B1 (ko) 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판
KR1020247035624A Active KR102896472B1 (ko) 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판
KR1020217023476A Ceased KR20210121034A (ko) 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판
KR1020247035512A Active KR102899534B1 (ko) 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판
KR1020257041010A Pending KR20260006665A (ko) 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판
KR1020217023475A Ceased KR20210121033A (ko) 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판
KR1020217023474A Ceased KR20210119986A (ko) 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판
KR1020257040221A Pending KR20260003799A (ko) 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판

Family Applications After (7)

Application Number Title Priority Date Filing Date
KR1020247035624A Active KR102896472B1 (ko) 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판
KR1020217023476A Ceased KR20210121034A (ko) 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판
KR1020247035512A Active KR102899534B1 (ko) 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판
KR1020257041010A Pending KR20260006665A (ko) 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판
KR1020217023475A Ceased KR20210121033A (ko) 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판
KR1020217023474A Ceased KR20210119986A (ko) 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판
KR1020257040221A Pending KR20260003799A (ko) 2019-01-31 2019-11-14 폴리에스테르 필름 및 그 폴리에스테르 필름을 포함하는 편광판

Country Status (5)

Country Link
JP (6) JP7539842B2 (https=)
KR (8) KR102912232B1 (https=)
CN (8) CN119001931A (https=)
TW (3) TWI822910B (https=)
WO (3) WO2020158112A1 (https=)

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Publication number Priority date Publication date Assignee Title
JP7573979B2 (ja) * 2020-03-27 2024-10-28 日東電工株式会社 ポリエステルフィルム、および該ポリエステルフィルムを含む偏光板
WO2022210249A1 (ja) 2021-03-31 2022-10-06 日東電工株式会社 偏光子保護用ポリエステルフィルム、およびそれを用いた偏光板

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WO2018181653A1 (ja) 2017-03-31 2018-10-04 東洋紡株式会社 偏光子保護フィルム、偏光板及び画像表示装置

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WO2018181653A1 (ja) 2017-03-31 2018-10-04 東洋紡株式会社 偏光子保護フィルム、偏光板及び画像表示装置

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CN119758505A (zh) 2025-04-04
JPWO2020158112A1 (ja) 2021-10-21
KR20210119986A (ko) 2021-10-06
TW202030240A (zh) 2020-08-16
KR102899534B1 (ko) 2025-12-12
KR20260003799A (ko) 2026-01-07
CN118962869A (zh) 2024-11-15
KR20240157780A (ko) 2024-11-01
JP7586712B2 (ja) 2024-11-19
JP2023159194A (ja) 2023-10-31
CN118962870A (zh) 2024-11-15
TWI828805B (zh) 2024-01-11
KR20240158372A (ko) 2024-11-04
TWI846761B (zh) 2024-07-01
KR20260006665A (ko) 2026-01-13
TWI822910B (zh) 2023-11-21
CN118981064A (zh) 2024-11-19
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WO2020158114A1 (ja) 2020-08-06
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KR20210121034A (ko) 2021-10-07
JP2023159195A (ja) 2023-10-31
WO2020158112A1 (ja) 2020-08-06
JPWO2020158114A1 (ja) 2021-10-21
KR20250026400A (ko) 2025-02-25
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