JP2019056820A5 - - Google Patents

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Publication number
JP2019056820A5
JP2019056820A5 JP2017181319A JP2017181319A JP2019056820A5 JP 2019056820 A5 JP2019056820 A5 JP 2019056820A5 JP 2017181319 A JP2017181319 A JP 2017181319A JP 2017181319 A JP2017181319 A JP 2017181319A JP 2019056820 A5 JP2019056820 A5 JP 2019056820A5
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JP
Japan
Prior art keywords
optical film
transparent protective
protective film
laminated optical
adhesive composition
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JP2017181319A
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Japanese (ja)
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JP2019056820A (en
JP7027003B2 (en
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Priority claimed from JP2017181319A external-priority patent/JP7027003B2/en
Priority to JP2017181319A priority Critical patent/JP7027003B2/en
Priority to PCT/JP2018/029017 priority patent/WO2019058778A1/en
Priority to CN201880061123.2A priority patent/CN111149026B/en
Priority to KR1020207007497A priority patent/KR102136566B1/en
Priority to TW107127604A priority patent/TWI785089B/en
Publication of JP2019056820A publication Critical patent/JP2019056820A/en
Publication of JP2019056820A5 publication Critical patent/JP2019056820A5/ja
Priority to JP2022005399A priority patent/JP2022058639A/en
Publication of JP7027003B2 publication Critical patent/JP7027003B2/en
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Claims (10)

光学フィルムの少なくとも一方の面に、接着剤組成物を硬化することにより形成された接着剤層を介して、透明保護フィルムが積層された積層光学フィルムであって、
前記透明保護フィルムと前記接着剤層との間に、これらの組成が連続的に変化する相溶層が形成されていることを特徴とする積層光学フィルム。 A laminated optical film in which a transparent protective film is laminated on at least one surface of the optical film via an adhesive layer formed by curing the adhesive composition.
A laminated optical film, characterized in that a compatible layer having a continuously changing composition is formed between the transparent protective film and the adhesive layer. 前記透明保護フィルムのＳＰ値と前記接着剤組成物のＳＰ値との間のＳＰ値距離が１２以下である請求項１に記載の積層光学フィルム。 The laminated optical film according to claim 1, wherein the SP value distance between the SP value of the transparent protective film and the SP value of the adhesive composition is 12 or less. 前記相溶層が、前記透明保護フィルムの前記接着剤層を形成する側の面に有機溶剤を接触させた後、前記接着剤組成物を塗工することにより形成されたものである請求項１または２に記載の積層光学フィルム。 The compatible layer is formed by bringing the organic solvent into contact with the surface of the transparent protective film on the side where the adhesive layer is formed, and then applying the adhesive composition. Alternatively, the laminated optical film according to 2. 前記相溶層が、前記透明保護フィルムの前記接着剤層を形成する側の面に有機溶剤を接触させた後、前記接着剤組成物が塗工された前記光学フィルムを、前記接着剤組成物の塗工面側から前記透明保護フィルムの前記有機溶剤との接触面に貼り合せることにより形成されたものである請求項１または２に記載の積層光学フィルム。 After the compatible layer brings the organic solvent into contact with the surface of the transparent protective film on the side where the adhesive layer is formed, the optical film coated with the adhesive composition is applied to the adhesive composition. The laminated optical film according to claim 1 or 2, which is formed by bonding the transparent protective film to the contact surface with the organic solvent from the coated surface side of the above. 前記相溶層が、前記透明保護フィルムの前記接着剤層を形成する側の面に有機溶剤を接触させた後、前記透明保護フィルムの前記有機溶剤との接触面および前記光学フィルムの前記透明保護フィルム側の面の両方の面に前記接着剤組成物を塗工し、両方の塗工面側から前記透明保護フィルムと前記光学フィルムとを貼り合せることにより形成されたものである請求項１または２に記載の積層光学フィルム。 After the compatible layer brings the organic solvent into contact with the surface of the transparent protective film on the side forming the adhesive layer, the contact surface of the transparent protective film with the organic solvent and the transparent protection of the optical film. Claim 1 or 2 is formed by applying the adhesive composition to both surfaces of the film side and laminating the transparent protective film and the optical film from both coated surfaces. The laminated optical film according to. 前記透明保護フィルムのＳＰ値と前記有機溶剤のＳＰ値との間のＳＰ値距離が１２以下である請求項３〜５のいずれかに記載の積層光学フィルム。 The laminated optical film according to any one of claims 3 to 5, wherein the SP value distance between the SP value of the transparent protective film and the SP value of the organic solvent is 12 or less. 前記接着剤組成物が、重合性基を有する単量体を含有する活性エネルギー線硬化型接着剤組成物である請求項１〜６のいずれかに記載の積層光学フィルム。 The laminated optical film according to any one of claims 1 to 6, wherein the adhesive composition is an active energy ray-curable adhesive composition containing a monomer having a polymerizable group. 前記光学フィルムが、ポリビニルアルコール系偏光子である請求項１〜７のいずれかに記載の積層光学フィルム。 The laminated optical film according to any one of claims 1 to 7, wherein the optical film is a polyvinyl alcohol-based polarizer. 前記透明保護フィルムが、ポリアリレート、ポリカーボネート、アクリル系ポリマーおよびトリアセチルセルロースからなる群より選択される少なくとも１種の熱可塑性樹脂である請求項１〜８のいずれかに記載の積層光学フィルム。 The laminated optical film according to any one of claims 1 to 8, wherein the transparent protective film is at least one thermoplastic resin selected from the group consisting of polyarylate, polycarbonate, acrylic polymer and triacetyl cellulose. 請求項１〜９のいずれかに記載の積層光学フィルムが用いられていることを特徴とする画像表示装置。
An image display device according to any one of claims 1 to 9, wherein the laminated optical film is used.
JP2017181319A 2017-09-21 2017-09-21 Laminated optical film and its manufacturing method, and image display device Active JP7027003B2 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2017181319A JP7027003B2 (en) 2017-09-21 2017-09-21 Laminated optical film and its manufacturing method, and image display device
PCT/JP2018/029017 WO2019058778A1 (en) 2017-09-21 2018-08-02 Laminated optical film and method for manufacturing same, and image display device
CN201880061123.2A CN111149026B (en) 2017-09-21 2018-08-02 Laminated optical film, method for producing same, and image display device
KR1020207007497A KR102136566B1 (en) 2017-09-21 2018-08-02 Multilayer optical film, manufacturing method thereof, and image display device
TW107127604A TWI785089B (en) 2017-09-21 2018-08-08 Multilayer optical film, manufacturing method thereof, and image display device
JP2022005399A JP2022058639A (en) 2017-09-21 2022-01-18 Laminated optical film, manufacturing method for the same and image display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017181319A JP7027003B2 (en) 2017-09-21 2017-09-21 Laminated optical film and its manufacturing method, and image display device

Related Child Applications (2)

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JP2018238503A Division JP6511580B2 (en) 2018-12-20 2018-12-20 LAMINATED OPTICAL FILM, METHOD FOR MANUFACTURING THE SAME, AND IMAGE DISPLAY DEVICE
JP2022005399A Division JP2022058639A (en) 2017-09-21 2022-01-18 Laminated optical film, manufacturing method for the same and image display device

Publications (3)

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JP2019056820A JP2019056820A (en) 2019-04-11
JP2019056820A5 true JP2019056820A5 (en) 2020-11-05
JP7027003B2 JP7027003B2 (en) 2022-03-01

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JP2022005399A Pending JP2022058639A (en) 2017-09-21 2022-01-18 Laminated optical film, manufacturing method for the same and image display device

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JP (2) JP7027003B2 (en)
KR (1) KR102136566B1 (en)
CN (1) CN111149026B (en)
TW (1) TWI785089B (en)
WO (1) WO2019058778A1 (en)

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