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1. 发明专利

JP2013156640A Polarizing membrane and polarizing film 有权
标题翻译：极化膜和极化膜
公开(公告)号：JP2013156640A
公开(公告)日：2013-08-15
申请号：JP2013036883
申请日：2013-02-27
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： ARAKI TATSUYA , KONDO SEIJI , FUJITA YUTAKA , MURAOKA ATSUSHI , SAWADA HIROAKI
IPC分类号： G02B5/30 , B32B7/02 , B32B27/30
摘要： PROBLEM TO BE SOLVED: To provide a polarizing film having both excellent optical characteristics and excellent durability.SOLUTION: A polarizing membrane comprises a polyvinyl alcohol resin membrane containing a dichroic substance. A Nz coefficient of the polyvinyl alcohol resin membrane is 1.10 or more and 1.50 or less and thickness of the polyvinyl alcohol resin membrane is less than 10 μm.
摘要翻译：要解决的问题：提供具有优异的光学特性和优异的耐久性的偏振膜。解决方案：偏振膜包括含有二色性物质的聚乙烯醇树脂膜。聚乙烯醇树脂膜的Nz系数为1.10以上且1.50以下，聚乙烯醇树脂膜的厚度小于10μm。

2. 发明专利

JP2013037115A Optical laminated body, optical laminated body set, and liquid crystal panel using these 有权
标题翻译：光学层压体，光学层压体和使用这些的液晶面板
公开(公告)号：JP2013037115A
公开(公告)日：2013-02-21
申请号：JP2011171901
申请日：2011-08-05
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： SAWADA HIROAKI , ARAKI TATSUYA , KONDO SEIJI , MIYATAKE MINORU
IPC分类号： G02B5/30 , B32B7/02 , G02F1/1335
CPC分类号： G02B5/3041 , G02B5/305 , G02F1/133536 , G02F2201/54
摘要： PROBLEM TO BE SOLVED: To provide an optical laminated body, with which warpage of a liquid crystal panel can be significantly suppressed, and high luminance can be achieved.SOLUTION: An optical laminated body of the present invention has a polarization film having a thickness of 10 μm or less, and a reflection polarization film. A liquid crystal panel of the present invention has a liquid crystal cell and the optical laminated body of the present invention. According to other aspect of the present invention, an optical laminated body set is provided. The optical laminated body set is configured of a first optical laminated body, i.e., the optical laminated body of the present invention, and a second optical laminated body that includes a polarization film 5 μm or more thicker than the polarization film of the first optical laminated body.
摘要翻译：要解决的问题：提供一种可以显着抑制液晶面板的翘曲并且可以实现高亮度的光学层叠体。解决方案：本发明的光学层叠体具有厚度为10μm以下的偏振膜和反射偏振膜。本发明的液晶面板具有本发明的液晶单元和光学层叠体。根据本发明的另一方面，提供了一种光学层压体组。光学层叠体由第一光学层叠体，即本发明的光学层叠体和第二光学层叠体构成，该第二光学层叠体包括比第一光学层叠体的偏振膜厚5μm以上的偏光膜身体。版权所有（C）2013，JPO＆INPIT

3. 发明专利

JP2014089465A Polarizing coat and polarizing film 审中-公开
标题翻译：极化涂层和极化膜
公开(公告)号：JP2014089465A
公开(公告)日：2014-05-15
申请号：JP2013267377
申请日：2013-12-25
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： ARAKI TATSUYA , KONDO SEIJI , FUJITA YUTAKA , MURAOKA ATSUSHI , SAWADA HIROAKI
IPC分类号： G02B5/30 , G02F1/1335
摘要： PROBLEM TO BE SOLVED: To provide a polarizing film having both excellent optical characteristics and superior durability.SOLUTION: A polarizing film is configured with a polyvinyl alcohol resin film including a dichroic substance. Nz coefficient of the polyvinyl alcohol resin film is within a range of 1.10 or more and 1.50 or less, and thickness is less than 10 μm. Through using the polyvinyl alcohol resin film whose Nz coefficient is within the range and with controlled orientation, both excellent optical characteristics and superior durability can be achieved.
摘要翻译：要解决的问题：提供具有优异的光学特性和优异的耐久性的偏振膜。解决方案：偏振膜由包含二色性物质的聚乙烯醇树脂膜构成。聚乙烯醇树脂膜的Nz系数在1.10以上且1.50以下的范围内，厚度小于10μm。通过使用其Nz系数在该范围内并具有受控取向的聚乙烯醇树脂膜，可以实现优异的光学特性和优异的耐久性。

4. 发明专利

JP2014054730A Method for producing stretched film 有权
标题翻译：生产薄膜的方法
公开(公告)号：JP2014054730A
公开(公告)日：2014-03-27
申请号：JP2012199108
申请日：2012-09-11
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： ARAKI TATSUYA , KONDO SEIJI , MORIKAZU HIROYUKI , SAWADA HIROAKI , MURAOKA ATSUSHI , FUJITA YUTAKA
IPC分类号： B29C55/08 , B29C61/02 , B29K101/12 , B29L7/00
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a stretched film the uniformity of which is made excellent by restraining occurrence of a neck-in phenomenon.SOLUTION: The method for producing the stretched film comprises a step of conveying a thermoplastic resin film 10 and shrinking the film 10 to the MD (machine direction) while stretching the film 10 to the TD (transverse direction) by using a simultaneous biaxial stretching machine. At this moment, a TD stretch ratio (M (times)) and a distance (L (mm)) between clips in the conveying direction of the simultaneous biaxial stretching machine, when the TD stretch ratio is M, satisfy the inequality: M≤55 L(1≤M,10≤L).
摘要翻译：要解决的问题：提供一种拉伸膜的制造方法，其均匀性通过抑制颈缩现象的发生而优异。解决方案：拉伸膜的制造方法包括将热塑性树脂膜10 并且通过使用同时双轴拉伸机将膜10拉伸到TD（横向），同时将膜10收缩到MD（纵向）。此时，当TD拉伸比为M时，同时双轴拉伸机的输送方向的夹子之间的TD拉伸比（M（倍））和距离（L（mm））满足不等式：M≤ 55L（1≤M，10≤L）。

5. 发明专利

JP2013218319A Manufacturing method of liquid-crystal display panel 有权
标题翻译：液晶显示面板的制造方法
公开(公告)号：JP2013218319A
公开(公告)日：2013-10-24
申请号：JP2013049997
申请日：2013-03-13
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： HATA KAZUYA , ARAKI TATSUYA , KONDO SEIJI , HIRATA SATOSHI
IPC分类号： G02F1/1335 , G02B5/30 , G02F1/13363
CPC分类号： G02F1/133528 , B29C55/023 , B29K2029/04 , B32B2038/045 , B32B2457/202 , G02B5/3033 , G02B5/305 , G02F1/1303 , G02F1/1333 , G02F1/133536
摘要： PROBLEM TO BE SOLVED: To provide a manufacturing method of a liquid-crystal display panel having excellent display characteristics, with extremely high manufacturing efficiency using a simple manufacturing apparatus.SOLUTION: A long first optical film 100 comprises a polarizing film made of polyvinyl alcohol resin film including a dichroic substance and having a Nz coefficient of 1.10 or larger, the polarizing film having an absorption axis in a width direction. The long first optical film 100 is slit-processed in a width corresponding to one set of sides and rolled up to obtain a roll. A long second optical film 100' includes a polarizing film having an absorption axis in a longer direction. The long second optical film 100' is slit-processed in a width corresponding to the one set of sides and rolled up to obtain a roll. A manufacturing method comprises: a step of cutting the first optical film 100 in a width direction while drawing out the first optical film 100 from the roll of the first optical film 100, so as to have a length corresponding to the other set of opposing sides; a step of cutting the second optical film 100' in a width direction while drawing out the second optical film 100' from the roll of the second optical film 100' so as to have a length corresponding to the other set of sides; a step of laminating the cut first optical film 100 on one surface of a liquid crystal cell 200; and a step of laminating the cut second optical film 100' on the other surface of the liquid crystal cell 200.
摘要翻译：要解决的问题：提供具有优异的显示特性的液晶显示面板的制造方法，使用简单的制造装置具有极高的制造效率。解决方案：长的第一光学膜100包括由聚乙烯醇树脂制成的偏振膜包含二色性物质并且具有1.10以上的Nz系数的膜，所述偏振膜在宽度方向上具有吸收轴。将长的第一光学膜100以对应于一组侧面的宽度进行狭缝加工，并卷起以获得辊。长的第二光学膜100'包括在较长方向上具有吸收轴的偏振膜。将长的第二光学膜100'以对应于一组侧面的宽度进行狭缝加工，并卷起以获得辊。一种制造方法包括：从第一光学膜100的辊中拉出第一光学膜100的同时沿宽度方向切割第一光学膜100的步骤，以具有与另一组相对侧相对应的长度 ; 同时从第二光学膜100'的辊中拉出第二光学膜100'以便具有与另一组侧面相对应的长度的同时在宽度方向上切割第二光学膜100'的步骤; 将切割的第一光学膜100层压在液晶单元200的一个表面上的步骤; 以及将切割的第二光学膜100'层压在液晶单元200的另一个表面上的步骤。

6. 发明专利

JP2012078796A Method for producing thin polarizing film 有权
标题翻译：生产薄膜的方法
公开(公告)号：JP2012078796A
公开(公告)日：2012-04-19
申请号：JP2011180312
申请日：2011-08-22
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： ARAKI TATSUYA , KONDO SEIJI , MORIKAZU HIROYUKI , SHIMIZU SUSUMU , SAWADA HIROAKI
IPC分类号： G02B5/30 , B29C55/14 , B29C61/02 , B29K29/00 , B29K105/02 , B29L7/00 , B29L9/00 , B29L11/00 , G02F1/1335
CPC分类号： B29C55/026 , B29C55/143 , B29K2029/04 , B29K2995/0034 , B32B27/306 , B32B2551/00 , G02B5/3025 , G02B5/3033
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a thin polarizing film excellent in optical property and in-plane uniformity.SOLUTION: A method for producing a thin polarizing film includes a step of producing a laminate by forming a polyvinyl alcohol resin layer on a thermoplastic resin base material after drawing the thermoplastic resin base material in a first direction, and a step of contracting the laminate in the first direction and drawing in a second direction.
摘要翻译：要解决的问题：提供一种制造光学特性和面内均匀性优异的薄偏光膜的方法。解决方案：一种薄偏光膜的制造方法，其特征在于，在第一方向拉伸热塑性树脂基材之后，在热塑性树脂基材上形成聚乙烯醇树脂层，制造层叠体的工序，层叠体沿第一方向并沿第二方向拉伸。版权所有（C）2012，JPO＆INPIT

7. 发明专利

JP2013218317A Optical film roll 有权
标题翻译：光学胶片卷
公开(公告)号：JP2013218317A
公开(公告)日：2013-10-24
申请号：JP2013049995
申请日：2013-03-13
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： HIRATA SATOSHI , ARAKI TATSUYA , KONDO SEIJI , HATA KAZUYA
IPC分类号： G02B5/30 , B32B7/02 , B32B27/30 , G02F1/1335
CPC分类号： G02B5/305 , B29C55/14 , B29C55/16 , B29K2029/04 , B29K2995/0034 , G02B5/3033 , G02F1/133533 , G02F2001/133531 , Y10T83/0448 , Y10T428/1041
摘要： PROBLEM TO BE SOLVED: To provide an optical film roll capable of realizing excellent display characteristics while maintaining manufacturing efficiency.SOLUTION: An optical film roll 100 has a width corresponding to one set of opposing sides of a liquid crystal cell, and is configured to be cut in a length corresponding to the other set of opposing sides of the liquid crystal cell, and used to be adhered continuously onto a surface of the liquid crystal cell. The optical film roll 100 is obtained through rolling up a long optical film in a roll state. The long optical film is obtained by slit-processing a long optical film master roll in a conveyance direction while conveying the long optical film master roll in a long direction thereof. The long optical film master roll includes a polarizing film made of a polyvinyl alcohol resin film with Nz coefficient of 1.10 or larger, including a dichroic substance, and has an absorption axis in a width direction.
摘要翻译：要解决的问题：提供一种能够在保持制造效率的同时实现优异的显示特性的光学膜卷。解决方案：光学膜卷100具有对应于液晶单元的一组相对侧的宽度，并且被配置为切割成与液晶单元的另一组相对侧相对应的长度，并且被连续地粘附到液晶单元的表面上。光学膜卷100是通过在卷状态下卷起长的光学膜获得的。长的光学膜是通过沿输送方向对长的光学膜母辊进行长距离的长光学膜主辊的长向方向的狭缝加工而获得的。长的光学膜母辊包括由包括二色性物质的Nz系数为1.10以上的聚乙烯醇树脂膜制成的偏振膜，并且在宽度方向上具有吸收轴。

8. 发明专利

JP2012198449A Polarizing membrane and polarizing film 审中-公开
标题翻译：极化膜和极化膜
公开(公告)号：JP2012198449A
公开(公告)日：2012-10-18
申请号：JP2011063850
申请日：2011-03-23
申请人： Nitto Denko Corp , 日東電工株式会社
发明人： ARAKI TATSUYA , KONDO SEIJI , FUJITA YUTAKA , MURAOKA ATSUSHI , SAWADA HIROAKI
IPC分类号： G02B5/30 , G02F1/1335
CPC分类号： G02B5/3033 , B29C39/18 , B29C41/28 , B29C55/06 , B29C55/08 , B29K2029/04 , B29K2995/0034
摘要： PROBLEM TO BE SOLVED: To provide a polarizing film having both excellent optical characteristics and excellent durability.SOLUTION: A polarizing membrane comprises a polyvinyl alcohol resin membrane containing a dichroic substance and the Nz coefficient of the polyvinyl alcohol resin membrane is 1.10 or more and 1.50 or less.

9. 发明公开

EP2741112A4 OPTICAL LAMINATED BODY, OPTICAL LAMINATED BODY SET, AND LIQUID CRYSTAL PANEL USING OPTICAL LAMINATED BODY OR OPTICAL LAMINATED BODY SET 审中-公开
标题翻译：层叠光学机构以及光学层叠体液晶面板或层压光学本体的SET层压光学体SET
公开(公告)号：EP2741112A4
公开(公告)日：2015-03-04
申请号：EP12821906
申请日：2012-07-25
申请人： NITTO DENKO CORP
发明人： SAWADA HIROAKI , ARAKI TATSUYA , KONDO SEIJI , MIYATAKE MINORU
IPC分类号： G02B5/30 , B32B7/02 , G02F1/1335
CPC分类号： G02B5/3041 , G02B5/305 , G02F1/133536 , G02F2201/54

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