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1. 发明专利

JP2013001042A Cellulose ester film and method of manufacturing the same, and phase difference film using the cellulose ester film and display device 有权
标题翻译：纤维素酯膜及其制造方法以及使用纤维素酶膜和显示装置的相差膜
公开(公告)号：JP2013001042A
公开(公告)日：2013-01-07
申请号：JP2011136615
申请日：2011-06-20
申请人： Konica Minolta Advanced Layers Inc , コニカミノルタアドバンストレイヤー株式会社
发明人： NAKAZAWA YUKIHITO , MAEJIMA KATSUMI , INAGAKI SHINJI , MISHIMA KENJI , REN RIEKO
IPC分类号： B29C55/02 , B29K1/00 , B29L7/00 , B29L11/00 , C08J5/18 , C08L1/10 , C08L67/02 , G02B5/30 , G02F1/1335 , G02F1/13363 , H01L51/50 , H05B33/02
摘要： PROBLEM TO BE SOLVED: To provide means of sufficiently exhibiting a function of a plasticizer even when drawing processing is carried out at a high draw ratio under a high temperature condition during the manufacture of a cellulose ester film usable as the protection film and phase difference film of a polarizing plate.SOLUTION: When the cellulose ester film is manufactured by carrying out the drawing processing of a film, which is obtained by the flow casting of a cellulose composition containing cellulose ester onto a support, simultaneously or sequentially in a length direction and/or a width direction, the drawing conditions of drawing processing in at least one of the length direction and width direction are as follows: a drawing temperature is 170°C or higher; a draw ratio is 40-300%; and a polyester-based plasticizer of 1,000-10,000 in number average molecular weight is incorporated in the film.
摘要翻译：要解决的问题：即使在制造可用作保护膜的纤维素酯膜的高温条件下，即使在高拉伸比下进行拉伸加工，也提供充分发挥增塑剂功能的方法，以及偏振板的相位差膜。解决方案：当通过进行通过将含有纤维素酯的纤维素组合物流动浇铸到载体上而获得的薄膜的拉伸加工制造纤维素酯膜时，同时或顺序地在长度方向和/或宽度方向，长度方向和宽度方向中的至少一个的拉伸加工的拉伸条件如下：拉伸温度为170℃以上; 拉伸比为40-300％; 并且在膜中加入数均分子量为1,000〜10,000的聚酯系增塑剂。版权所有（C）2013，JPO＆INPIT

2. 发明专利

JP2012128232A Laminate film 审中-公开
标题翻译：层压膜
公开(公告)号：JP2012128232A
公开(公告)日：2012-07-05
申请号：JP2010280249
申请日：2010-12-16
申请人： Konica Minolta Advanced Layers Inc , コニカミノルタアドバンストレイヤー株式会社
发明人： INAGAKI SHINJI , MAEJIMA KATSUMI
IPC分类号： G02B5/30 , B32B27/00
摘要： PROBLEM TO BE SOLVED: To provide a laminate film where cycloolefin layers having different glass transition points (Tg) are laminated and where oblique stripe failure, transverse failure, vertical stripe failure and corner unevenness are improved.SOLUTION: A laminate film produced by film-formation and lamination of a cycloolefin resin layer A and a cycloolefin resin layer B using a melt casting film forming method is characterized in that the glass transition temperature difference ΔTg (Tg(a)-Tg(b)) is 5°C or more when the glass transition temperature of the cycloolefin resin layer A is defined as Tg(a) and the glass transition temperature of the cycloolefin resin layer B is defined as Tg(b), and in that the melt flow rate of both the cycloolefin resin layer A and the cycloolefin resin layer B is 5 g/10 min or more and 50 g/10 min or less.
摘要翻译：要解决的问题：为了提供层叠具有不同玻璃化转变点（Tg）的环烯烃层并且倾斜条纹破坏，横向破坏，垂直条纹破坏和拐角不均匀性提高的层压膜。解决方案：使用熔融流延膜形成方法通过环烯烃树脂层A和环烯烃树脂层B的成膜和层压制备的层压膜的特征在于玻璃化转变温度差ΔTg（Tg（a） - 当环烯烃树脂层A的玻璃化转变温度定义为Tg（a），环烯烃树脂层B的玻璃化转变温度定义为Tg（b）时，Tg（b））为5℃以上，环烯烃树脂层A和环烯烃树脂层B的熔体流动速率为5g / 10分钟以上且50g / 10分钟以下。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2013032529A Cellulose ester film, polarizing plate, and liquid crystal display device 审中-公开
标题翻译：纤维素酯膜，偏光板和液晶显示装置
公开(公告)号：JP2013032529A
公开(公告)日：2013-02-14
申请号：JP2012194311
申请日：2012-09-04
申请人： Konica Minolta Advanced Layers Inc , コニカミノルタアドバンストレイヤー株式会社
发明人： TAKAGI TAKAHIRO , KUZUHARA NORIYASU , TASAKA MASAYUKI , SAITO KOICHI , MICHIHASHI ISAMU , UMEDA HIRONORI , TAMAGAWA YOSHINORI , INAGAKI SHINJI
IPC分类号： C08L1/10 , C08J5/18 , C08K5/103 , C08K5/12 , G02B5/30 , G02F1/1335
CPC分类号： C08J5/18 , C08J2301/10 , C08L1/10 , C08L1/14 , Y10T428/1036 , Y10T428/105 , Y10T428/1077
摘要： PROBLEM TO BE SOLVED: To provide a cellulose ester film improved in reversible fluctuation of retardation values due to humidity fluctuation; a polarizing plate excellent in light leakage, view angle characteristics, and visibility using the cellulose ester film; and a liquid crystal display device.SOLUTION: The cellulose ester film includes a compound represented by general formula (1): B-(G-A)n-G-B, wherein B represents a benzenemonocarboxylic acid residue, G represents a 2-3C alkylene glycol residue or a 4-6C oxyalkylene glycol residue, A represents a 4C alkylenedicarboxylic acid residue or a 6-10C aryldicarboxylic acid residue, and n represents an integer not less than 1.
摘要翻译：要解决的问题：提供改善由于湿度波动引起的延迟值的可逆波动的纤维素酯膜; 使用纤维素酯膜的光泄漏，视角特性和可见度优异的偏光板; 和液晶显示装置。解决方案：纤维素酯膜包括由通式（1）表示的化合物：B-（GA）nGB，其中B表示苯二羧酸残基，G表示2-3C亚烷基二醇残基或4-6C氧化烯乙二醇残基，A表示4C亚烷基二羧酸残基或6-10C芳基二羧酸残基，n表示不小于1的整数。（C）2013，JPO＆INPIT

4. 发明专利

JP2012230282A Method of manufacturing quarter-wave retardation film, long polarizing plate, and liquid crystal display device 审中-公开
标题翻译：制造四分之一波长延迟膜，长极化板和液晶显示装置的方法
公开(公告)号：JP2012230282A
公开(公告)日：2012-11-22
申请号：JP2011099129
申请日：2011-04-27
申请人： Konica Minolta Advanced Layers Inc , コニカミノルタアドバンストレイヤー株式会社
发明人： MISHIMA KENJI , INAGAKI SHINJI , MAEJIMA KATSUMI
IPC分类号： G02B5/30 , B29C55/14 , B29K1/00 , B29L7/00 , B29L9/00 , B29L11/00 , B29L31/34 , C08J5/18
摘要： PROBLEM TO BE SOLVED: To provide a manufacturing method for manufacturing a quarter-wave retardation film used as a quarter-wave plate member and suppressing variations between a streak and a retardation value in a width direction, specially the quarter-wave film as a long stretched film, and furthermore to provide a long polarizing plate having the quarter-wave retardation film, and a liquid crystal display device.SOLUTION: A method of manufacturing a quarter-wave retardation film includes a process of passing a long rolled film through a preheating zone, a first stretching zone, a second stretching zone and a cooling zone while detaching and conveying the long rolled film from a roll. The method of manufacturing the quarter-wave retardation film is characterized in that specific requisites are satisfied.
摘要翻译：要解决的问题：为了提供用作四分之一波片构件的四分之一波长延迟膜的制造方法，并且抑制条纹和宽度方向上的延迟值之间的变化，特别是四分之一波长膜作为长拉伸膜，并且还提供具有四分之一波长相位差膜的长偏光板和液晶显示装置。解决方案：制造四分之一波长相位差膜的方法包括使长卷筒膜通过预热区域，第一拉伸区域，第二拉伸区域和冷却区域的过程，同时分离并输送长卷筒膜从卷。制造四分之一波长延迟膜的方法的特征在于满足特定的要求。版权所有（C）2013，JPO＆INPIT

5. 发明专利

JP2012173677A Phase difference film and method for manufacturing the same, elongated polarizing plate, and liquid crystal display device 审中-公开
标题翻译：相位差薄膜及其制造方法，延伸的极化板和液晶显示装置
公开(公告)号：JP2012173677A
公开(公告)日：2012-09-10
申请号：JP2011037987
申请日：2011-02-24
申请人： Konica Minolta Advanced Layers Inc , コニカミノルタアドバンストレイヤー株式会社
发明人： MISHIMA KENJI , INAGAKI SHINJI , MAEJIMA KATSUMI
IPC分类号： G02B5/30 , B29C55/12 , B29K1/00 , B29L9/00 , B29L11/00 , C08F2/46 , C08J5/18 , C08J7/04 , G02F1/13363
摘要： PROBLEM TO BE SOLVED: To provide a phase difference film where no streak failure occurs and optical property in a width direction rarely fluctuates in an environmental endurance test, a method for manufacturing the phase difference film as an elongated stretched film, and an elongated polarizing plate and a liquid crystal display device provided with the stretched film.SOLUTION: A phase difference film is provided with a hard coat layer and has the following features: (1) the direction of a slow phase axis of the phase difference film differs from a longitudinal direction and a width direction of the film and is between the two directions; (2) in-plane phase difference value Ro measured under a prescribed condition is within a specific range; and (3) when the phase difference film is preserved in a prescribed high temperature and high humidity environment for many hours and the in-plane phase difference value Ro in the horizontal direction of the phase difference film after preservation is measured under the same condition as said measurement, a difference between the maximum value and the minimum value of variation value with the in-plane phase difference value Ro before preservation as reference is within a specific range.
摘要翻译：要解决的问题：为了提供在环境耐久试验中不发生条纹破坏和宽度方向的光学特性很少波动的相位差膜，制造作为细长拉伸膜的相位差膜的方法和伸长的偏光板和设置有拉伸膜的液晶显示装置。＆lt;解决方案＆gt;相位差膜具有硬涂层，具有以下特征：（1）相位差膜的慢相轴方向与膜的长度方向和宽度方向不同，在两个方向之间; （2）在规定条件下测定的面内相位差值Ro在特定范围内; 和（3）当相位差膜在规定的高温高湿环境下保存数小时，并且在与保存后的相位差膜的水平方向上的面内相位差值Ro在与所述测量中，作为参考的保存前的面内相位差值Ro的变化值的最大值和最小值之间的差在特定范围内。版权所有（C）2012，JPO＆INPIT

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