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1. 发明专利

JP2013174922A Polarizing plate, optical film and image display 审中-公开
标题翻译：极化板，光学膜和图像显示
公开(公告)号：JP2013174922A
公开(公告)日：2013-09-05
申请号：JP2013103267
申请日：2013-05-15
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： AKATOSHI REIKO , IKEDA TETSURO , NAKANO YUUKI , YAEGASHI MASAHIRO , SUZUKI NOBORU , SATAKE MASAYUKI , ISHIBASHI KUNIAKI
IPC分类号： G02B5/30 , C09J4/00 , C09J4/02 , C09J7/02 , G02F1/1335
摘要： PROBLEM TO BE SOLVED: To provide a polarizing plate that has satisfactory durability in a severe environment at high temperature and high humidity.SOLUTION: A polarizing plate has a transparent protective film provided on at least one face of a polarizer across an adhesive layer. The adhesive layer is formed from an active energy ray curing adhesive containing at least one curable component. The adhesive layer has Tg of 60°C or higher, and a thickness of 0.01 to 7 μm.
摘要翻译：要解决的问题：提供一种在恶劣环境下在高温高湿下具有令人满意的耐久性的偏光板。解决方案：偏振板在透明粘合剂层的至少一个偏振片的表面上具有透明保护膜。粘合剂层由含有至少一种可固化组分的活性能量射线固化粘合剂形成。粘合剂层的Tg为60℃以上，厚度为0.01〜7μm。

2. 发明专利

JP2013101409A Laminate film 审中-公开
标题翻译：层压膜
公开(公告)号：JP2013101409A
公开(公告)日：2013-05-23
申请号：JP2013039519
申请日：2013-02-28
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： TOYAMA YUSUKE , SATAKE MASAYUKI , YODA KENJI , TOMONAGA MASATOSHI , YANO SHUJI
IPC分类号： G02B5/30
摘要： PROBLEM TO BE SOLVED: To provide a laminate film that can improve display uniformity of a liquid crystal display device, and to provide a laminate film excellent in adhesiveness to a liquid crystal cell as well as excellent in light release property.SOLUTION: The laminate film includes at least a polarizing plate, a retardation film and a first pressure-sensitive adhesive layer, in this order. The polarizing plate comprises a polarizer, a first protective layer disposed on a side of the polarizer where the retardation film is present, and a second protective layer disposed on the other side of the polarizer opposite to the side where the retardation film is present. The retardation film is a stretched film containing a norbornene resin. The first pressure-sensitive adhesive layer comprises an adhesive obtained by crosslinking a composition prepared by compounding a (meth)acrylate (co)polymer and a crosslinking agent essentially comprising a peroxide such as diallylperoxides.
摘要翻译：要解决的问题：提供一种能够提高液晶显示装置的显示均匀性的层压膜，并且提供具有优异的液晶单元的粘合性以及优异的光释放性能的层叠膜。解决方案：层压膜依次包括至少偏振片，延迟膜和第一粘合剂层。偏振片包括偏振器，设置在偏振器的存在相位差膜的一侧上的第一保护层，以及设置在偏光镜的与相位差膜存在的一侧相反的另一侧的第二保护层。延迟膜是含有降冰片烯树脂的拉伸膜。第一压敏粘合剂层包含通过将通过配混（甲基）丙烯酸酯（共）聚合物和基本上包含过氧化物如二烯丙基过氧化物的交联剂制备的组合物交联而获得的粘合剂。版权所有（C）2013，JPO＆INPIT

3. 发明专利

JP2013007029A Pressure-sensitive adhesive composition for optical film, pressure-sensitive adhesive layer for optical film, pressure-sensitive adhesive layer-attached optical film and image display device 有权
标题翻译：用于光学膜的压敏粘合剂组合物，用于光学膜的压敏粘合剂层，压敏胶粘剂层附着的光学膜和图像显示装置
公开(公告)号：JP2013007029A
公开(公告)日：2013-01-10
申请号：JP2012109714
申请日：2012-05-11
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： YASUI ATSUSHI , TOYAMA YUSUKE , KIMURA TOMOYUKI , SATAKE MASAYUKI , GOTO SHUSAKU , KITAGAWA JOJI , MIYATAKE MINORU , MORI TOMOHIRO , KAMIJO TAKUJI , FUJIWARA ARATA
IPC分类号： C09J133/08 , B32B27/30 , C09J7/02 , C09J11/04 , C09J11/06 , C09J133/02 , C09J133/10 , C09J133/14 , C09J171/00 , G02B5/30 , G02F1/1335
CPC分类号： C09J133/066 , B32B2457/20 , B32B2457/202 , B32B2457/206 , C09J7/22 , C09J7/38 , C09J2203/318 , C09J2433/00 , C09J2471/00 , G02F2202/28 , Y10T428/1059 , Y10T428/1068 , Y10T428/1073 , Y10T428/1077 , Y10T428/1082 , Y10T428/2891 , C08F2220/1825 , C08F2220/185 , C08F220/20
摘要： PROBLEM TO BE SOLVED: To provide a pressure-sensitive adhesive composition for an optical film that has an antistatic function and can form a pressure-sensitive adhesive layer whose durability under severe conditions is satisfied.SOLUTION: A pressure-sensitive adhesive composition for an optical film includes: a (meth)acryl-based polymer(A); a polyether compound (B) having a polyether skeleton and a reactive silyl group on at least one terminal thereof; and an ionic compound (C).
摘要翻译：解决的问题：提供一种具有抗静电功能的光学膜用粘合剂组合物，能够形成在恶劣条件下的耐久性得到满足的压敏粘合剂层。解决方案：用于光学膜的压敏粘合剂组合物包括：（甲基）丙烯酸类聚合物（A）; 在其至少一个末端具有聚醚骨架和反应性甲硅烷基的聚醚化合物（B）和离子化合物（C）。版权所有（C）2013，JPO＆INPIT

4. 发明专利

JP2012247574A Adhesion type polarizing plate and image display device 审中-公开
标题翻译：粘合型偏光板和图像显示装置
公开(公告)号：JP2012247574A
公开(公告)日：2012-12-13
申请号：JP2011118334
申请日：2011-05-26
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： YASUI ATSUSHI , TOYAMA YUSUKE , KIMURA TOMOYUKI , SATAKE MASAYUKI , GOTO SHUSAKU , KITAGAWA JOJI , MIYATAKE MINORU , MORI TOMOHIRO , KAMIJO TAKUJI
IPC分类号： G02B5/30 , C09J7/02 , C09J11/06 , C09J133/08 , G02F1/1335
CPC分类号： G02B1/16 , B32B23/08 , B32B23/20 , B32B27/08 , B32B27/306 , B32B27/308 , B32B27/36 , B32B2250/02 , B32B2250/03 , B32B2250/04 , B32B2250/40 , B32B2255/10 , B32B2255/26 , B32B2307/21 , B32B2307/4026 , B32B2307/412 , B32B2307/42 , B32B2307/516 , B32B2307/702 , B32B2307/704 , B32B2307/706 , B32B2307/708 , B32B2457/202 , C08K3/105 , C08K3/24 , C09J7/22 , C09J7/29 , C09J7/38 , C09J133/066 , C09J2201/606 , C09J2203/318 , C09J2205/102 , C09J2433/00 , G02B1/08 , G02B1/14 , G02B5/3025 , G02B5/3033 , G02B5/305 , G02F1/133533 , C08F2220/1825 , C08F2220/185 , C08F220/20 , C08F2220/301 , C08F220/06
摘要： PROBLEM TO BE SOLVED: To provide an adhesion type polarizing plate which has an antistatic function, also has an adhesive layer satisfying durability and is small in deterioration in optical characteristics.SOLUTION: An adhesion type polarizing plate includes a polarizing plate, and an adhesive layer provided on the polarizing plate. The polarizing plate includes a transparent protective film only on one side of a polarizer. The adhesive layer is provided in the polarizer on a side having no transparent protective film and formed of an adhesive composition containing a (meth) acrylic polymer (A) and an alkali-metal salt (B).
摘要翻译：要解决的问题：为了提供一种具有抗静电功能的粘合型偏振片，还具有满足耐久性并且光学特性劣化小的粘合剂层。解决方案：粘合型偏振板包括偏振片和设置在偏振片上的粘合层。偏振片仅在偏振片的一侧包括透明保护膜。粘合剂层设置在不具有透明保护膜的一侧的偏振片中，由含有（甲基）丙烯酸系聚合物（A）和碱金属盐（B）的粘合剂组合物形成。版权所有（C）2013，JPO＆INPIT

5. 发明专利

JP2012224078A Method of manufacturing pressure-sensitive adhesive layer for optical film, pressure-sensitive adhesive layer for optical film, optical film with pressure-sensitive adhesive layer, and image display device 审中-公开
标题翻译：用于光学膜的压敏粘合剂层的制造方法，用于光学膜的压敏粘合层，带有压敏粘合层的光学膜和图像显示装置
公开(公告)号：JP2012224078A
公开(公告)日：2012-11-15
申请号：JP2012065620
申请日：2012-03-22
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： ISHII TAKAAKI , INUI KUNIHIRO , HOSOKAWA TOSHITSUGU , SATAKE MASAYUKI
IPC分类号： B32B27/00 , C09J7/02 , C09J133/00 , C09J133/04 , C09J201/00 , G02B5/30 , G02F1/1335
摘要： PROBLEM TO BE SOLVED: To provide a method of manufacturing a pressure-sensitive adhesive layer for an optical film, the method capable of reducing depolarization, even in the pressure-sensitive adhesive layer for the optical film using an aqueous dispersion type pressure-sensitive adhesive.SOLUTION: This method of manufacturing a pressure-sensitive adhesive layer for an optical film includes step (1) of applying an aqueous dispersion type pressure-sensitive adhesive on a support substrate and step (2) of heating the applied aqueous dispersion type pressure-sensitive adhesive, wherein the heating step (2) includes at least one high temperature heating step (A) having the heating temperature of 50 to 200°C. The high temperature heating step (A) satisfies Z=650 to 27,000 where the heating temperature of the high temperature heating step (A) is X (°C), the heating time is Y (minutes), and Z=X×Y.
摘要翻译：要解决的问题：为了提供一种制造用于光学膜的压敏粘合剂层的方法，即使在使用水分散型压力的光学膜的压敏粘合剂层中也能够减少去极化的方法敏感粘合剂。解决方案：制造光学膜用粘合剂层的方法包括在支撑基板上涂布水性分散型压敏粘合剂的步骤（1）和将所施加的水分散型加热的步骤（2）压敏粘合剂，其中加热步骤（2）包括加热温度为50-200℃的至少一个高温加热步骤（A）。高温加热工序（A）的高温加热工序（A）的加热温度为X（℃），加热时间为Y（分钟），Z = X×Y，满足Z = 650〜27,000。版权所有（C）2013，JPO＆INPIT

6. 发明专利

JP2012140578A Adhesive composition for optical film, adhesive layer for optical film, adhesive optical film, and image display device 有权
标题翻译：用于光学胶片的胶粘组合物，用于光学胶片的粘合层，粘合光学膜和图像显示装置
公开(公告)号：JP2012140578A
公开(公告)日：2012-07-26
申请号：JP2011119155
申请日：2011-05-27
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： TOYAMA YUSUKE , YASUI ATSUSHI , KIMURA TOMOYUKI , SATAKE MASAYUKI , GOTO SHUSAKU , KITAGAWA JOJI , MIYATAKE MINORU , MORI TOMOHIRO , KAMIJO TAKUJI
IPC分类号： C09J133/06 , C09J7/02 , C09J11/06 , G02F1/1335 , H01L51/50 , H05B33/02
CPC分类号： G02B1/04 , C08G18/6229 , C08G18/8029 , C08G2170/40 , C09J7/385 , C09J133/066 , C09J133/08 , C09J175/04 , C09J2203/318 , G02B1/14 , G02B1/16 , G02B5/30 , G02F2001/13332 , G02F2202/28 , Y10T428/269 , Y10T428/2891 , C08F2220/1825 , C08F2220/185 , C08F220/20 , C08F220/06
摘要： PROBLEM TO BE SOLVED: To provide an adhesive composition for optical films, which has excellent re-peeling property, can achieve durability, smoothness of a coating face, and reduction of the use amount of a solvent in a well-balanced manner, and further can reduce production of a microgel in an adhesive layer.SOLUTION: The adhesive composition for optical films, containing a (meth)acrylic polymer of 300,000 to 1,200,000 weight average molecular weight on gel permeation chromatography obtained by copolymerizing as monomer units 30 to 98.9 wt.% of alkyl(meth)acrylate, 1 to 50 wt.% of polymerizable aromatic ring-containing monomer, and 0.1 to 20 wt.% of hydroxyl group-containing monomer, is characterized in that the (meth)acrylic polymer does not contain carboxyl group-containing monomers as monomer units, the content of solids is 20 wt.% or more, and the solvent content is 80 wt.% or less.
摘要翻译：要解决的问题：为了提供具有优异的再剥离性能的光学膜用粘合剂组合物，可以实现耐久性，涂层表面的光滑度和以均匀的方式降低溶剂的用量并且还可以减少粘合剂层中的微凝胶的生成。解决方案：含有（甲基）丙烯酸聚合物的（甲基）丙烯酸类聚合物的粘合剂组合物，其通过以单体单元共聚30至98.9重量％的（甲基）丙烯酸烷基酯而获得的凝胶渗透色谱上的重均分子量为30万至120万， 1〜50重量％的可聚合芳香族环单体和0.1〜20重量％的含羟基单体的特征在于，（甲基）丙烯酸系聚合物不含有含羧基的单体作为单体单元，固形物的含量为20重量％以上，溶剂含量为80重量％以下。版权所有（C）2012，JPO＆INPIT

7. 发明专利

JP2012068593A Polarizer, method for manufacturing polarizer, optical film, and image display device 审中-公开
标题翻译：极化器，制造极化器的方法，光学膜和图像显示装置
公开(公告)号：JP2012068593A
公开(公告)日：2012-04-05
申请号：JP2010215600
申请日：2010-09-27
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： SAITO TAKESHI , SHINAGAWA MASA , IKEDA TETSURO , YAMAZAKI TATSUYA , SATAKE MASAYUKI
IPC分类号： G02B5/30 , C09J4/00 , C09J4/02 , C09J11/06 , G02F1/1335
摘要： PROBLEM TO BE SOLVED: To provide a polarizer improving adhesion between a polarizing element and a transparent protective film layer, improving durability and water resistance, and having an adhesive layer; to provide a method for manufacturing the same, an optical film, and an image display device.SOLUTION: This polarizer includes the transparent protective film at least on one surface of the polarizing element via the adhesive layer. The adhesive layer is formed from a hardened material layer that is formed by applying an activation energy ray to an activation energy ray-curable resin composition including (A) radical polymerizable compound, (B) photo radical generator, and (C) photoacid generator, and Tg of the adhesive layer is defined to 60°C or more.
摘要翻译：要解决的问题：提供一种提高偏振元件和透明保护膜层之间的粘合性的偏振片，提高耐久性和耐水性，并具有粘合剂层; 以提供其制造方法，光学膜和图像显示装置。解决方案：该偏振片通过粘合剂层至少在偏振元件的一个表面上具有透明保护膜。粘合剂层由通过向包含（A）自由基聚合性化合物，（B）光自由基发生剂和（C）光酸产生剂的活化能量射线固化性树脂组合物施加激活能量射线而形成的硬化材料层形成，粘合剂层的Tg定义为60℃以上。版权所有（C）2012，JPO＆INPIT

8. 发明专利

JP2012052000A Active energy ray-curable resin composition, adhesive layer, polarizing plate, optical film, and image display device 有权
标题翻译：活性能量可固化树脂组合物，粘合层，极化板，光学膜和图像显示装置
公开(公告)号：JP2012052000A
公开(公告)日：2012-03-15
申请号：JP2010194616
申请日：2010-08-31
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： SAITO TAKESHI , SHINAGAWA MASA , IKEDA TETSURO , YAMAZAKI TATSUYA , SATAKE MASAYUKI
IPC分类号： C08F220/42 , C08F220/10 , G02B5/30 , G02F1/1335
摘要： PROBLEM TO BE SOLVED: To provide an active energy ray-curable resin composition that improves adhesion between at least two members, especially a polarizer and a transparent protective film layer, and also forms an adhesive layer with improved durability and water resistance, a polarizing plate, an optical film, and an image display device.SOLUTION: The adhesive layer is formed from a cured material layer of the active energy ray-curable resin composition containing as a curable component an N-substituted amide-based monomer and an acid group-containing (meth)acrylate-based monomer in which a (meth)acryloyl group is bonded to an acid group through a 1-10C organic group.
摘要翻译：解决的问题：提供提高至少两个部件，特别是偏振片和透明保护膜层之间的粘合性的活性能量射线固化树脂组合物，并且还形成具有改善的耐久性和耐水性的粘合剂层，偏光板，光学膜和图像显示装置。粘合剂层由含有N-取代酰胺类单体和含酸基（甲基）丙烯酸酯系单体作为固化成分的活性能量射线固化型树脂组合物的固化物层形成。其中（甲基）丙烯酰基通过1-10C有机基团与酸基键合。版权所有（C）2012，JPO＆INPIT

9. 发明专利

JP2012041549A Adhesive layer for optical member, its manufacturing method, and optical member with adhesive 审中-公开
标题翻译：用于光学部件的粘合层，其制造方法和具有粘合剂的光学部件
公开(公告)号：JP2012041549A
公开(公告)日：2012-03-01
申请号：JP2011235146
申请日：2011-10-26
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： MOROISHI YUTAKA , NAKANO FUMIKO , YANO KOHEI , SATAKE MASAYUKI , HOSOKAWA TOSHITSUGU , TOYAMA YUSUKE
IPC分类号： C09J7/02 , B32B7/10 , C09J201/00 , G02B5/30 , G02F1/1335
摘要： PROBLEM TO BE SOLVED: To provide an optical member with an adhesive which can be easily released from a liquid crystal cell, particularly easily from a large size liquid crystal cell, hardly remains starch when releasing, has an excellent durability and relaxation to stress caused by size deformation of a polarizing plate or the like even after stored for a long period under severe conditions or at high temperature; and to provide its manufacturing method and an image display device using the same.SOLUTION: The optical member with an adhesive has an adhesive layer laminated on at least one side face of the optical member. The adhesive layer is composed of a first adhesive layer in contact with the optical member, an intermediate layer composed of a polymer film and a second adhesive layer.
摘要翻译：要解决的问题：为了提供一种光学部件，其具有能够容易地从液晶单元释放的粘合剂，特别容易地从大尺寸液晶单元释放，在释放时几乎不保持淀粉，具有优异的耐久性和松弛性即使在恶劣条件下或高温下长时间保存后，偏振板等的尺寸变形引起的应力; 并提供其制造方法和使用其的图像显示装置。解决方案：具有粘合剂的光学构件具有层压在光学构件的至少一个侧面上的粘合剂层。粘合剂层由与光学构件接触的第一粘合剂层，由聚合物膜和第二粘合剂层组成的中间层构成。版权所有（C）2012，JPO＆INPIT

10. 发明专利

JP2012031419A Adhesive layer for optical film, method of forming adhesive layer for optical film, adhesive optical film, and image display device 有权
标题翻译：用于光学膜的粘合层，形成用于光学膜的粘合层的方法，粘合光学膜和图像显示装置
公开(公告)号：JP2012031419A
公开(公告)日：2012-02-16
申请号：JP2011198578
申请日：2011-09-12
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： TOYAMA YUSUKE , SATAKE MASAYUKI , OGASAWARA AKIKO , MOROISHI YUTAKA , NAKANO FUMIKO
IPC分类号： C09J5/06 , C09J5/02 , C09J7/02 , C09J11/06 , C09J133/04 , G02B5/30
摘要： PROBLEM TO BE SOLVED: To provide a method of forming an adhesive layer, which can suppress warpage generated by stress accompanied by a dimensional change of a member of an optical film or the like and can suppress a leak of light, is high in durability, and has an excellent handling property, and by which an adhesive optical film favorable in quality can be obtained.SOLUTION: The method of forming the adhesive layer for the optical film is characterized in that: an adhesive containing 0.02 to 0.2 wt.pt. of a peroxide (B), and 0.001 to 2 wt.pts. of an isocyanate-based compound (C) based on 100 wt.pts of a (meth)acrylic polymer (A) containing, as a copolymer component, 0.01 to 5 wt.pts. of a hydroxy group-containing (meth)acrylic monomer (a2) based on 100 wt.pts of alkyl(meth)acrylate (a1) is applied to a mold releasing sheet subjected to exfoliation treatment; the adhesive is crosslinked by being subjected to heat treatment; and the adhesive layer is formed.
摘要翻译：要解决的问题：提供一种形成粘合剂层的方法，其可以抑制伴随光学膜等的尺寸变化的应力产生的翘曲并且可以抑制光的泄漏，这是高的耐久性好，处理性优异，可以得到质量优良的粘合性光学膜。＆lt; P＆gt;解决方案：用于形成光学膜的粘合剂层的方法的特征在于：含有0.02至0.2wt。的过氧化物（B）和0.001至2重量ppm。基于100重量份的含有作为共聚物成分的（甲基）丙烯酸系聚合物（A）的异氰酸酯系化合物（C）为0.01〜5重量份。的基于100重量份的（甲基）丙烯酸烷基酯（a1）的含羟基的（甲基）丙烯酸系单体（a2）施加到进行剥离处理的脱模片上; 通过热处理使粘合剂交联; 并形成粘合剂层。版权所有（C）2012，JPO＆INPIT

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