JP7660711B2 - 易接着層付きポリエステルフィルム、前記ポリエステルフィルムを備えた光学積層体、並びに、前記光学積層体を備えた偏光板、表面板、画像表示パネル及び画像表示装置 - Google Patents

易接着層付きポリエステルフィルム、前記ポリエステルフィルムを備えた光学積層体、並びに、前記光学積層体を備えた偏光板、表面板、画像表示パネル及び画像表示装置 Download PDF

Info

Publication number
JP7660711B2
JP7660711B2 JP2023567189A JP2023567189A JP7660711B2 JP 7660711 B2 JP7660711 B2 JP 7660711B2 JP 2023567189 A JP2023567189 A JP 2023567189A JP 2023567189 A JP2023567189 A JP 2023567189A JP 7660711 B2 JP7660711 B2 JP 7660711B2
Authority
JP
Japan
Prior art keywords
polyester film
easy
less
adhesion layer
optical laminate
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
JP2023567189A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2023167263A1 (enExample
JPWO2023167263A5 (enExample
Inventor
翔生 久保田
実 加藤
光 堀田
佳子 田中
剛志 黒田
章伸 牛山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dai Nippon Printing Co Ltd
Original Assignee
Dai Nippon Printing Co Ltd
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 Dai Nippon Printing Co Ltd filed Critical Dai Nippon Printing Co Ltd
Publication of JPWO2023167263A1 publication Critical patent/JPWO2023167263A1/ja
Publication of JPWO2023167263A5 publication Critical patent/JPWO2023167263A5/ja
Priority to JP2024090452A priority Critical patent/JP2024114709A/ja
Application granted granted Critical
Publication of JP7660711B2 publication Critical patent/JP7660711B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • 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
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • 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
    • B32B7/022—Mechanical 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
    • B32B7/02—Physical, chemical or physicochemical properties
    • B32B7/023—Optical 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
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • C09J7/22—Plastics; Metallised plastics
    • C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
    • C09J7/255—Polyesters
    • 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
    • G02B5/30—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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00—Organic light-emitting devices
    • H10K50/80—Constructional details
    • H10K50/86—Arrangements for improving contrast, e.g. preventing reflection of ambient light
    • 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
    • H10K59/10—OLED displays
    • 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
    • B32B2457/00—Electrical equipment
    • B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
    • C09J2203/318—Applications of adhesives in processes or use of adhesives in the form of films or foils for the production of liquid crystal displays
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2301/00—Additional features of adhesives in the form of films or foils
    • C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
    • C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
    • C09J2301/122—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present only on one side of the carrier, e.g. single-sided adhesive tape
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2301/00—Additional features of adhesives in the form of films or foils
    • C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
    • C09J2301/312—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier parameters being the characterizing feature
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2301/00—Additional features of adhesives in the form of films or foils
    • C09J2301/40—Additional features of adhesives in the form of films or foils characterized by the presence of essential components
    • C09J2301/416—Additional features of adhesives in the form of films or foils characterized by the presence of essential components use of irradiation
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2467/00—Presence of polyester
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Polarising Elements (AREA)
  • Laminated Bodies (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Electroluminescent Light Sources (AREA)
  • Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
  • Adhesive Tapes (AREA)
JP2023567189A 2022-03-02 2023-03-01 易接着層付きポリエステルフィルム、前記ポリエステルフィルムを備えた光学積層体、並びに、前記光学積層体を備えた偏光板、表面板、画像表示パネル及び画像表示装置 Active JP7660711B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2024090452A JP2024114709A (ja) 2022-03-02 2024-06-04 易接着層付きポリエステルフィルム、前記ポリエステルフィルムを備えた光学積層体、並びに、前記光学積層体を備えた偏光板、表面板、画像表示パネル及び画像表示装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022032124 2022-03-02
JP2022032124 2022-03-02
PCT/JP2023/007698 WO2023167263A1 (ja) 2022-03-02 2023-03-01 易接着層付きポリエステルフィルム、前記ポリエステルフィルムを備えた光学積層体、並びに、前記光学積層体を備えた偏光板、表面板、画像表示パネル及び画像表示装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2024090452A Division JP2024114709A (ja) 2022-03-02 2024-06-04 易接着層付きポリエステルフィルム、前記ポリエステルフィルムを備えた光学積層体、並びに、前記光学積層体を備えた偏光板、表面板、画像表示パネル及び画像表示装置

Publications (3)

Publication Number Publication Date
JPWO2023167263A1 JPWO2023167263A1 (enExample) 2023-09-07
JPWO2023167263A5 JPWO2023167263A5 (enExample) 2024-02-26
JP7660711B2 true JP7660711B2 (ja) 2025-04-11

Family

ID=87883915

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2023567189A Active JP7660711B2 (ja) 2022-03-02 2023-03-01 易接着層付きポリエステルフィルム、前記ポリエステルフィルムを備えた光学積層体、並びに、前記光学積層体を備えた偏光板、表面板、画像表示パネル及び画像表示装置
JP2024090452A Pending JP2024114709A (ja) 2022-03-02 2024-06-04 易接着層付きポリエステルフィルム、前記ポリエステルフィルムを備えた光学積層体、並びに、前記光学積層体を備えた偏光板、表面板、画像表示パネル及び画像表示装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2024090452A Pending JP2024114709A (ja) 2022-03-02 2024-06-04 易接着層付きポリエステルフィルム、前記ポリエステルフィルムを備えた光学積層体、並びに、前記光学積層体を備えた偏光板、表面板、画像表示パネル及び画像表示装置

Country Status (6)

Country Link
US (1) US20250172725A1 (enExample)
JP (2) JP7660711B2 (enExample)
KR (1) KR20240161637A (enExample)
CN (2) CN120065399A (enExample)
TW (1) TW202402545A (enExample)
WO (1) WO2023167263A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW202523481A (zh) * 2023-09-01 2025-06-16 日商大日本印刷股份有限公司 附易接著層之聚酯膜、膜物品、光學積層體、積層體物品、偏光板、面板、表面板、影像顯示面板、及影像顯示裝置
JP7605357B1 (ja) 2023-10-20 2024-12-24 大日本印刷株式会社 積層体および包装袋

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004073972A1 (ja) 2003-02-21 2004-09-02 Asahi Kasei Kabushiki Kaisha シリカ含有積層体、及び多孔性シリカ層形成用塗布組成物
WO2006057276A1 (ja) 2004-11-26 2006-06-01 Mitsui Chemicals, Inc. ディスプレイ用窓材
WO2021124011A1 (en) 2019-12-17 2021-06-24 3M Innovative Properties Company Articles including an isoporous membrane disposed on a porous substrate and methods of making the same
WO2021200884A1 (ja) 2020-03-31 2021-10-07 大日本印刷株式会社 光学積層体、並びに、これを備える偏光板、表面板及び画像表示装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4918944B2 (ja) 2009-10-09 2012-04-18 東洋紡績株式会社 二軸配向ポリエチレンテレフタレートフィルムを用いた偏光板
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
JP5991416B2 (ja) 2015-08-10 2016-09-14 東洋紡株式会社 偏光板
JP7240091B2 (ja) * 2017-10-03 2023-03-15 日東電工株式会社 偏光板、画像表示装置、および偏光板の製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004073972A1 (ja) 2003-02-21 2004-09-02 Asahi Kasei Kabushiki Kaisha シリカ含有積層体、及び多孔性シリカ層形成用塗布組成物
WO2006057276A1 (ja) 2004-11-26 2006-06-01 Mitsui Chemicals, Inc. ディスプレイ用窓材
WO2021124011A1 (en) 2019-12-17 2021-06-24 3M Innovative Properties Company Articles including an isoporous membrane disposed on a porous substrate and methods of making the same
WO2021200884A1 (ja) 2020-03-31 2021-10-07 大日本印刷株式会社 光学積層体、並びに、これを備える偏光板、表面板及び画像表示装置

Also Published As

Publication number Publication date
KR20240161637A (ko) 2024-11-12
CN118786370A (zh) 2024-10-15
JPWO2023167263A1 (enExample) 2023-09-07
US20250172725A1 (en) 2025-05-29
CN120065399A (zh) 2025-05-30
WO2023167263A1 (ja) 2023-09-07
TW202402545A (zh) 2024-01-16
JP2024114709A (ja) 2024-08-23

Similar Documents

Publication Publication Date Title
JP7726333B2 (ja) 折りたたみ型ディスプレイ及び携帯端末機器
JP2024114709A (ja) 易接着層付きポリエステルフィルム、前記ポリエステルフィルムを備えた光学積層体、並びに、前記光学積層体を備えた偏光板、表面板、画像表示パネル及び画像表示装置
JP7173422B2 (ja) 光学フィルム、偏光板、画像表示装置及び光学フィルムの選定方法
JP6741078B2 (ja) 易接着性ポリエステルフィルム
EP4556969A1 (en) Optical film, optical effect film, easily adhesive film, optical laminate, surface plate, image display device, and polarizing plate
EP1142973B1 (en) Release film
JP7740448B2 (ja) ポリエステルフィルムとその用途
CN115335737B (zh) 偏振片保护用聚酯薄膜、偏光板和液晶显示装置
KR20230112122A (ko) 폴리에스테르 필름, 편광판 및 화상 표시 장치
CN115701290A (zh) 光学层积体、以及具备该光学层积体的偏振片、表面板和图像显示装置
WO2024058011A1 (ja) 易接着性ポリエステルフィルム
JP6291830B2 (ja) 多層積層フィルム
US20230341591A1 (en) Optical plastic film, polarizing plate and image display device that use same, and method for selecting optical plastic film
WO2025047978A1 (ja) 易接着層付きポリエステルフィルム、フィルム物品、光学積層体、積層体物品、偏光板、パネル、表面板、画像表示パネル、及び画像表示装置
TW202540698A (zh) 光學膜、偏光板、影像顯示裝置及光學膜之篩選方法
JP2017026970A (ja) 光学積層体

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20231101

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20231101

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20231101

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20231128

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20231225

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20240109

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20240305

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20250115

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20250401

R150 Certificate of patent or registration of utility model

Ref document number: 7660711

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150