JP2008031212A5 - - Google Patents

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Publication number
JP2008031212A5
JP2008031212A5 JP2006203577A JP2006203577A JP2008031212A5 JP 2008031212 A5 JP2008031212 A5 JP 2008031212A5 JP 2006203577 A JP2006203577 A JP 2006203577A JP 2006203577 A JP2006203577 A JP 2006203577A JP 2008031212 A5 JP2008031212 A5 JP 2008031212A5
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Japan
Prior art keywords
optical functional
adhesive
functional film
bonding
pressure
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JP2006203577A
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Japanese (ja)
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JP5047556B2 (en
JP2008031212A (en
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Priority to JP2006203577A priority Critical patent/JP5047556B2/en
Priority claimed from JP2006203577A external-priority patent/JP5047556B2/en
Priority to KR1020070048607A priority patent/KR101313345B1/en
Priority to CN200710106466XA priority patent/CN101113314B/en
Priority to TW096119221A priority patent/TWI462982B/en
Publication of JP2008031212A publication Critical patent/JP2008031212A/en
Publication of JP2008031212A5 publication Critical patent/JP2008031212A5/ja
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Publication of JP5047556B2 publication Critical patent/JP5047556B2/en
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Claims (13)

（Ａ）カルボキシル基を含有するモノマーがモノマー組成比で０．５質量％を超えるアクリル系重合体と、（Ｂ）活性エネルギー線硬化型化合物を含み、（Ａ）成分と（Ｂ）成分の含有割合が、質量比で１００：５〜１００：５０である粘着性材料に、活性エネルギー線を照射してなり、無アルカリガラスに対して接着面積１００ｍｍ2（１０ｍｍ×１０ｍｍ）にて貼り合わせ、せん断速度０．１ｍｍ／ｍｉｎでせん断荷重を測定したときの、ひずみ４０００％以内での最大せん断荷重が５０Ｎ以上であり、２３℃における貯蔵弾性率（Ｇ’）が、０．３〜１５ＭＰａであることを特徴とする光学機能性フィルム貼合用粘着剤。 (A) an acrylic polymer monomer containing a carboxyl group is more than 0.5 mass% in monomer composition ratio, (B) viewed contains an active energy ray-curable compound, the (A) component (B) An adhesive material having a mass ratio of 100: 5 to 100: 50 is irradiated with active energy rays and bonded to an alkali-free glass with an adhesive area of 100 mm 2 (10 mm × 10 mm), When the shear load is measured at a shear rate of 0.1 mm / min, the maximum shear load within a strain of 4000% is 50 N or more, and the storage elastic modulus (G ′) at 23 ° C. is 0.3 to 15 MPa. A pressure-sensitive adhesive for bonding optical functional films. ８０℃における貯蔵弾性率（Ｇ’）が、０．３Ｍ〜１０ＭＰａである請求項１に記載の光学機能性フィルム貼合用粘着剤。   The pressure-sensitive adhesive for optical functional film bonding according to claim 1, wherein the storage elastic modulus (G ') at 80 ° C is 0.3 M to 10 MPa. 光学機能性フィルムが偏光板であって、偏光板を液晶ガラスセルに貼合させるのに用いられる請求項１又は２に記載の光学機能性フィルム用粘着剤。   The pressure-sensitive adhesive for an optical functional film according to claim 1 or 2, wherein the optical functional film is a polarizing plate and is used for bonding the polarizing plate to a liquid crystal glass cell. 光学機能性フィルムが偏光板及び／又は位相差板であり、偏光板と位相差板の貼合又は位相差板と位相差板の貼合に用いられる請求項１又は２に記載の光学機能性フィルム貼合用粘着剤。   The optical functional film according to claim 1 or 2, wherein the optical functional film is a polarizing plate and / or a retardation plate, and is used for bonding of the polarizing plate and the retardation plate or bonding of the retardation plate and the retardation plate. Film adhesive. カルボキシル基を含有するモノマーが（メタ）アクリル酸である請求項１〜４のいずれかに記載の光学機能性フィルム貼合用粘着剤。   The pressure-sensitive adhesive for optical functional film bonding according to any one of claims 1 to 4, wherein the monomer containing a carboxyl group is (meth) acrylic acid. （Ｂ）成分の活性エネルギー線硬化型化合物が、分子量１０００未満の多官能（メタ）アクリレート系モノマーである請求項１〜５のいずれかに記載の光学機能性フィルム用粘着剤。   The active energy ray-curable compound as the component (B) is a polyfunctional (meth) acrylate monomer having a molecular weight of less than 1000. The pressure-sensitive adhesive for optical functional films according to any one of claims 1 to 5. 多官能（メタ）アクリレート系モノマーが環状構造を有する請求項６に記載の光学機能性フィルム用粘着剤。   The pressure-sensitive adhesive for optical functional films according to claim 6, wherein the polyfunctional (meth) acrylate monomer has a cyclic structure. 多官能（メタ）アクリレート系モノマーがイソシアヌレート構造を有する請求項７に記載の光学機能性フィルム貼合用粘着剤。   The pressure-sensitive adhesive for optical functional film bonding according to claim 7, wherein the polyfunctional (meth) acrylate monomer has an isocyanurate structure. 粘着性材料が、さらに（Ｃ）アクリル共重合体中の官能基と反応し得る架橋剤及び（Ｄ）シランカップリング剤を含む粘着性材料を含む請求項１〜８のいずれかに記載の光学機能性フィルム用粘着剤。 The optical according to any one of claims 1 to 8 , wherein the adhesive material further comprises (C) an adhesive material containing a crosslinking agent capable of reacting with a functional group in the acrylic copolymer and (D) a silane coupling agent. Functional film adhesive. 光学機能性フィルムの少なくとも片面に請求項１〜９のいずれかに記載の粘着剤からなる層を有することを特徴とする粘着剤付き光学機能性フィルム。 An optical functional film with an adhesive, comprising a layer made of the adhesive according to any one of claims 1 to 9 on at least one surface of the optical functional film. 光学機能性フィルムが偏光板又は位相差板である請求項１０に記載の粘着剤付き光学機能性フィルム。 The optical functional film with an adhesive according to claim 10 , wherein the optical functional film is a polarizing plate or a retardation plate. 無アルカリガラスに対する粘着力が、貼合後、２４時間経過後において０．２Ｎ／２５ｍｍ以上であり、かつ貼合後、７日間経過後において４０Ｎ／２５ｍｍ以上である請求項１０又は１１に記載の粘着剤付き光学機能性フィルム。 Adhesive strength to non-alkali glass, after bonding, it is 0.2 N / 25 mm or more after the lapse of 24 hours, and after bonding, according to claim 10 or 11 is 40N / 25 mm or more after the lapse of 7 days Optical functional film with adhesive. 剥離シートの剥離層上に設けられた粘着性材料層に光学機能性フィルムを貼合した後、剥離シート側から活性エネルギー線を照射することを特徴とする請求項１０〜１２のいずれかに記載の粘着剤付き光学機能性フィルムの製造方法。 After pasting the optically functional film to the pressure-sensitive material layer provided on the release sheet of the release layer, according to any one of claims 10 to 12, wherein the irradiation with an active energy ray from the release sheet side Manufacturing method of optical functional film with adhesive.
JP2006203577A 2006-07-26 2006-07-26 Adhesive for bonding optical functional film, optical functional film with adhesive, and method for producing the same Active JP5047556B2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2006203577A JP5047556B2 (en) 2006-07-26 2006-07-26 Adhesive for bonding optical functional film, optical functional film with adhesive, and method for producing the same
KR1020070048607A KR101313345B1 (en) 2006-07-26 2007-05-18 Adhesive for laminating optical functional film, optical functional film with adhesive and method for manufacturing the same
CN200710106466XA CN101113314B (en) 2006-07-26 2007-05-29 Adhesive for laminating optical functional film, optical functional film with adhesive and method for manufacturing the same
TW096119221A TWI462982B (en) 2006-07-26 2007-05-30 Binder for sticking optical functionality film, opitical functionality film with binder and manufacturing method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006203577A JP5047556B2 (en) 2006-07-26 2006-07-26 Adhesive for bonding optical functional film, optical functional film with adhesive, and method for producing the same

Publications (3)

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JP2008031212A JP2008031212A (en) 2008-02-14
JP2008031212A5 true JP2008031212A5 (en) 2012-01-05
JP5047556B2 JP5047556B2 (en) 2012-10-10

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Country Status (4)

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JP (1) JP5047556B2 (en)
KR (1) KR101313345B1 (en)
CN (1) CN101113314B (en)
TW (1) TWI462982B (en)

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JP2013133370A (en) * 2011-12-26 2013-07-08 Toray Eng Co Ltd Adhesive formed on release film
JP2014148624A (en) * 2013-02-01 2014-08-21 Nippon Zeon Co Ltd Pressure-sensitive adhesive composition, pressure-sensitive adhesive sheet-like formed product, production methods therefor, and display device
JP6423581B2 (en) * 2013-03-29 2018-11-14 リンテック株式会社 Manufacturing method of laminate
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JP6633308B2 (en) * 2014-07-16 2020-01-22 日東電工株式会社 Polarizing film and method for producing the same
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