JP2016166346A5 - - Google Patents

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JP2016166346A5
JP2016166346A5 JP2016039127A JP2016039127A JP2016166346A5 JP 2016166346 A5 JP2016166346 A5 JP 2016166346A5 JP 2016039127 A JP2016039127 A JP 2016039127A JP 2016039127 A JP2016039127 A JP 2016039127A JP 2016166346 A5 JP2016166346 A5 JP 2016166346A5
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meth
resin composition
optical
side chain
image display
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JP6197899B2 (en
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（Ａ）側鎖に（メタ）アクリロイル基を有さない（メタ）アクリレートポリマー、（Ｂ）側鎖（メタ）アクリル変性（メタ）アクリレートポリマー及び（Ｃ）希釈剤を含む光学用粘着材樹脂組成物であって、前記（Ｃ）成分として少なくとも（Ｃ２）揮発性溶媒を含む、光学用粘着材樹脂組成物。 (A) (meth) acrylate polymer having no (meth) acryloyl group in the side chain , (B) side chain (meth) acryl-modified (meth) acrylate polymer, and (C) an optical adhesive resin composition containing a diluent An optical pressure-sensitive adhesive resin composition comprising at least (C2) a volatile solvent as the component (C) . （Ｂ）側鎖（メタ）アクリル変性（メタ）アクリレートポリマーが、（Ａ）側鎖に（メタ）アクリロイル基を有さない（メタ）アクリレートポリマーを（メタ）アクリル変性したものである請求項１に記載の光学用粘着材樹脂組成物。 The (B) side chain (meth) acryl-modified (meth) acrylate polymer is a (meth) acryl-modified (meth) acrylate polymer having no (meth) acryloyl group in the ( A) side chain. The optical adhesive material resin composition according to 1. （Ｂ）側鎖（メタ）アクリル変性（メタ）アクリレートポリマーが、（Ａ）側鎖に（メタ）アクリロイル基を有さない（メタ）アクリレートポリマーに２−イソシアナートエチルメタクリレートを付加したものである請求項２に記載の光学用粘着材樹脂組成物。 (B) The side chain (meth) acryl-modified (meth) acrylate polymer is obtained by adding 2-isocyanatoethyl methacrylate to a (meth) acrylate polymer having no (meth) acryloyl group in the ( A) side chain. The optical adhesive material resin composition according to claim 2. （Ａ）側鎖に（メタ）アクリロイル基を有さないアクリレートポリマーがアルキル基の炭素数４〜１８のアルキル（メタ）アクリレートと水酸基含有（メタ）アクリレートとの共重合体からなる請求項３に記載の光学用粘着材樹脂組成物。 (A) The acrylate polymer having no (meth) acryloyl group in the side chain is composed of a copolymer of an alkyl group having 4 to 18 carbon atoms (meth) acrylate and a hydroxyl group-containing (meth) acrylate. The optical adhesive material resin composition as described. （Ｂ）側鎖（メタ）アクリル変性（メタ）アクリレートポリマーが、（Ａ）側鎖に（メタ）アクリロイル基を有さない（メタ）アクリレートポリマーに（メタ）アクリル酸を付加したものである請求項２に記載の光学用粘着材樹脂組成物。 The (B) side chain (meth) acryl-modified (meth) acrylate polymer is obtained by adding (meth) acrylic acid to a (meth) acrylate polymer having no (meth) acryloyl group in the ( A) side chain. Item 3. The optical adhesive resin composition according to Item 2. （Ａ）側鎖に（メタ）アクリロイル基を有さないアクリレートポリマーがアルキル基の炭素数４〜１８のアルキル（メタ）アクリレートと水酸基含有（メタ）アクリレートとグリシジル（メタ）アクリレートとの共重合体からなる請求項５に記載の光学用粘着材樹脂組成物。 (A) A copolymer of an alkyl (meth) acrylate having 4 to 18 carbon atoms, a hydroxyl group-containing (meth) acrylate, and a glycidyl (meth) acrylate whose acrylate polymer having no (meth) acryloyl group in the side chain The optical adhesive resin composition according to claim 5, comprising: （Ｂ）側鎖（メタ）アクリル変性（メタ）アクリレートポリマーが、側鎖の（メタ）アクリロイル基がウレタン結合又はエステル結合を介して主鎖に結合した構造である請求項１に記載の光学用粘着材樹脂組成物。   2. The optical system according to claim 1, wherein the (B) side chain (meth) acryl-modified (meth) acrylate polymer has a structure in which a side chain (meth) acryloyl group is bonded to the main chain via a urethane bond or an ester bond. Adhesive resin composition. 前記（Ａ）成分の含有量が、（Ａ）成分及び（Ｂ）成分の合計量に対して５０〜９０質量％である、請求項１〜７のいずれか１項に記載の光学用粘着材樹脂組成物。The pressure-sensitive adhesive for optical use according to any one of claims 1 to 7, wherein the content of the component (A) is 50 to 90% by mass with respect to the total amount of the component (A) and the component (B). Resin composition. 前記（Ｂ）成分の含有量が光学用粘着材樹脂組成物の全量に対して０．１〜２０質量％である、請求項１〜８のいずれか１項に記載の光学用粘着材樹脂組成物。The optical pressure-sensitive adhesive resin composition according to any one of claims 1 to 8, wherein the content of the component (B) is 0.1 to 20% by mass with respect to the total amount of the optical pressure-sensitive adhesive resin composition. object. 前記（Ｃ２）揮発性溶媒が、ケトン系溶媒、エーテル系溶媒及び芳香族系溶媒からなる群から選択される少なくとも１種である、請求項１〜９のいずれか１項に記載の光学用粘着材樹脂組成物。The optical adhesive according to any one of claims 1 to 9, wherein the (C2) volatile solvent is at least one selected from the group consisting of a ketone solvent, an ether solvent, and an aromatic solvent. Material resin composition. 前記（Ｃ２）揮発性溶媒が、２−ブタノン及びメチルイソブチルケトンからなる群から選択される少なくとも１種である、請求項１〜１０のいずれか１項に記載の光学用粘着材樹脂組成物。The optical adhesive resin composition according to any one of claims 1 to 10, wherein the (C2) volatile solvent is at least one selected from the group consisting of 2-butanone and methyl isobutyl ketone. さらに、（Ｃ１）モノマー成分及び（Ｄ）重合開始剤を含む請求項１〜１１のいずれか１項に記載の光学用粘着材樹脂組成物。 Further, (C1) monomer component and (D) optical adhesive resin composition according to any one of claims 1 to 11 including a polymerization initiator. 前記重合開始剤が光重合開始剤である請求項１〜１２のいずれか１項に記載の光学用粘着材樹脂組成物。 The optical pressure-sensitive adhesive resin composition according to claim 1, wherein the polymerization initiator is a photopolymerization initiator. 請求項１〜１３のいずれか１項に記載の光学用粘着材樹脂組成物を基材上に塗工する工程、光又は熱により前記光学用粘着材樹脂組成物を硬化する工程、を含む光学用粘着材シートの製造方法。 Optics comprising a step of applying an optical adhesive material resin composition according to the substrate to any one of claims 1 to 13 curing the optical adhesive material resin composition by light or heat, Method for manufacturing a pressure-sensitive adhesive sheet. 請求項１〜１３のいずれか１項に記載の光学用粘着材樹脂組成物を用いて形成されるか、又は請求項１４に記載の製造方法により製造された光学用粘着材シート。 Claim 1-13 or or is formed using an optical adhesive material resin composition according to item 1, or an optical adhesive sheet produced by the method of claim 14. 請求項１５に記載の光学用粘着材シートを前面板に貼り合わせる工程、該工程で得られたものを画像表示パネルに貼り合わせる工程、及び紫外線を照射する工程を有する前面板付き画像表示装置の製造方法。 An image display device with a front plate, comprising: a step of bonding the optical adhesive sheet according to claim 15 to a front plate, a step of bonding the product obtained in the step to an image display panel, and a step of irradiating ultraviolet rays. Production method. 請求項１５に記載の光学用粘着材シートを前面板に貼り合わせる工程、紫外線を照射する工程、及びこれらの工程で得られたものを画像表示パネルに貼り合わせる工程を有する前面板付き画像表示装置の製造方法。 An image display device with a front plate, comprising: a step of bonding the optical pressure-sensitive adhesive sheet according to claim 15 to a front plate; a step of irradiating ultraviolet rays; and a step of bonding the product obtained in these steps to an image display panel. Manufacturing method. 前面板とタッチパネル、タッチパネルと画像表示パネル、又は前面板と画像表示パネル、との間を請求項１５に記載の光学用粘着材シートで貼り合わせる工程、該貼り合わせる工程後、４０〜８０℃、０．３〜０．８ＭＰａ、及び５〜６０分の条件で処理する工程とを含む、画像表示装置の製造方法。 The step of bonding the front plate and the touch panel, the touch panel and the image display panel, or the front plate and the image display panel with the optical adhesive sheet according to claim 15 , after the bonding step, 40 to 80 ° C., And a process of processing under conditions of 0.3 to 0.8 MPa and 5 to 60 minutes. 請求項１６〜１８のいずれか１項に記載の製造方法により製造された画像表示装置。 The image display apparatus manufactured by the manufacturing method of any one of Claims 16-18 . 画像表示パネル、タッチパネル、及び前面板を備える画像表示装置であって、画像表示パネルとタッチパネルとの間、及びタッチパネルと前面板との間の少なくとも一方に請求項１〜１３のいずれか１項に記載の光学用粘着材樹脂組成物又は請求項１５記載の光学用粘着材シートから形成される透明樹脂層を有する画像表示装置。 Image display panel, an image display device including a touch panel, and a front plate, between the image display panel and the touch panel, and any one of claim 1 to 13, at least one of between the touch panel and the front plate An image display device comprising a transparent resin layer formed from the optical pressure-sensitive adhesive resin composition according to claim 15 or the optical pressure-sensitive adhesive sheet according to claim 15 .
JP2016039127A 2010-12-10 2016-03-01 Optical pressure-sensitive adhesive resin composition, optical pressure-sensitive adhesive sheet, image display device, method for manufacturing optical pressure-sensitive adhesive sheet, and method for manufacturing image display device Active JP6197899B2 (en)

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