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1. 发明授权

US10215902B2 Achromatic dye-based polarization element, and polarization plate 有权
公开(公告)号：US10215902B2
公开(公告)日：2019-02-26
申请号：US14781691
申请日：2013-12-04
申请人： Nippon Kayaku Kabushiki Kaisha , Polatechno Co., Ltd.
发明人： Noriaki Mochizuki
IPC分类号： G02B5/30 , C09B45/28 , C09B56/04 , B29D11/00 , G02F1/1335 , C09B35/037 , C09B31/072 , C09B67/22
摘要： A single body, which is a base material that contains a dichromatic dye formed from an azo compound, that exhibits transmissivity of equal to or greater than 35% and a polarization degree adjusted to equal to or greater than 99% and is characterized in that a* and b* values, which are acquired for a polarization element or a polarization plate using JIS⋅Z⋅8729, have an a* and b* absolute value that is: less than 1 at the time of a single-body transmittance measurement; less than 2 when two sheets of the base material are arranged parallel to the absorbing axis direction and the a* and b* values are measured; and less than 2 when two sheets of the base material are arranged orthogonal to the absorbing axis direction and the a* and b* values are measured.

2. 发明授权

US10209417B2 Achromatic dye-based highly-transmissive polarization element, and polarization plate 有权
公开(公告)号：US10209417B2
公开(公告)日：2019-02-19
申请号：US14781699
申请日：2013-12-04
申请人： Nippon Kayaku Kabushiki Kaisha , Polatechno Co., Ltd.
发明人： Noriaki Mochizuki
IPC分类号： G02B5/30 , C09B31/08 , C09B45/28 , C09B56/08 , C09B35/037 , G02B1/08 , G02F1/1335
摘要： A polarization element, which is obtained from a base material containing a dichromatic dye formed from an azo compound, is characterized in that the single-body transmittance is 35-60%, and a* and b* values, which are acquired for a polarization element or a polarization plate using JIS⋅Z⋅8729, have an a* and b* absolute value that is: less than 1 in a single-body transmittance measurement; less than 2 when two sheets of the base material are arranged parallel to the absorbing axis direction and the a* and b* values are measured; and less than 2 when two sheets of the base material are arranged orthogonal to the absorbing axis direction and the a* and b* values are measured.

3. 发明申请

US20160041322A1 Achromatic Polarization Element, And Polarization Plate 审中-公开
标题翻译：消色差极化元件和极化板
公开(公告)号：US20160041322A1
公开(公告)日：2016-02-11
申请号：US14781714
申请日：2013-12-04
申请人： NIPPON KAYAKU KABUSHIKI KAISHA , POLATECHNO CO., LTD.
发明人： Noriaki Mochizuki
IPC分类号： G02B5/30 , C09B45/28 , C09B35/037 , G02B1/08 , G02F1/1335
CPC分类号： G02B5/3033 , C09B35/037 , C09B45/28 , C09B67/0046 , G02B1/08 , G02F1/133528 , Y10T428/1041
摘要： [Problem] To provide a highly-transmissive polarization plate that can express achromatic white when a polarization element is arranged parallel, to an absorbing axis, and achromatic black when the polarization element is arranged orthogonal to the absorbing axis.[Solution] a* and b* values, which define, the hue of a polarization element or a polarization plate using JIS.Z.8729, are adjusted such that the absolute value of the a* and b* values is: less than 1 during a single-body transmittance measurement; less than 2 when two sheets of a base material are arranged parallel, to the absorbing axis direction and the a* and b* values are measured; and less than 2 when two sheets of the base material are arranged orthogonal to the absorbing axis direction and the a* and b* values are measured.
摘要翻译：提供一种当偏光元件平行地布置成吸收轴时可以表现无色白色的高透光性偏振片，以及当偏振元件与吸收轴正交配置时的非彩色黑色。 [解决方案] a *和b *值，其定义了使用JIS.Z.8729的偏振元件或偏振板的色调，使得a *和b *值的绝对值为：小于1 在单体透过率测量中; 当两片基材平行布置在吸收轴方向上时，小于2，并测量a *和b *值; 并且当两片基材垂直于吸收轴方向布置并且测量a *和b *值时小于2。

4. 发明申请

US20160047959A1 Achromatic Dye-Based Polarization Element, And Polarization Plate 审中-公开
标题翻译：消色差染料基极化元件和极化板
公开(公告)号：US20160047959A1
公开(公告)日：2016-02-18
申请号：US14781691
申请日：2013-12-04
申请人： NIPPON KAYAKU KABUSHIKI KAISHA , POLATECHNO CO., LTD.
发明人： Noriaki Mochizuki
IPC分类号： G02B5/30 , C09B45/28 , C09B35/037 , G02F1/1335
CPC分类号： G02B5/305 , B29D11/00644 , C09B31/072 , C09B35/037 , C09B45/28 , C09B56/04 , C09B67/0046 , G02F1/133528 , Y10T428/1041
摘要： [Problem] To provide a highly-transmissive polarization plate that can express achromatic white when a polarization element is arranged parallel to an absorbing axis, and achromatic black when the polarization element is arranged orthogonal to the absorbing axis.[Solution] A single body, which is a base material that contains a dichromatic dye formed from an azo compound, that exhibits transmissivity of equal to or greater than 35% and a polarization degree adjusted to equal to or greater than 99% and is characterized in that a* and b* values, which are acquired for a polarization element or a polarization plate using JIS•Z•8729, have an a* and b* absolute value that is: less than 1 at the time of a single-body transmittance measurement; less than 2 when two sheets of the base material are arranged parallel to the absorbing axis direction and the a* and b* values are measured; and less than 2 when two sheets of the base material are arranged orthogonal to the absorbing axis direction and the a* and b* values are measured.
摘要翻译：提供一种当偏振元件平行于吸收轴布置时可以表达无色白色的高透光偏振板，以及当偏振元件与吸收轴正交布置时的非彩色黑色。 [解决方案]单体，其是含有由偶氮化合物形成的二色染料的基材，其显示出等于或大于35％的透射率和调节至等于或大于99％的偏振度，并被表征因为使用JIS•Z•8729为偏振元件或偏光板获取的a *和b *值的a *和b *绝对值为：单体时小于1 透光率测量; 当两片基材平行于吸收轴方向排列时，小于2，并测量a *和b *值; 并且当两片基材垂直于吸收轴方向布置并且测量a *和b *值时小于2。

5. 发明申请

US20160041321A1 Achromatic Dye-Based Highly-Transmissive Polarization Element, And Polarization Plate 审中-公开
标题翻译：消色差染料高度透射极化元件和极化板
公开(公告)号：US20160041321A1
公开(公告)日：2016-02-11
申请号：US14781699
申请日：2013-12-04
申请人： NIPPON KAYAKU KABUSHIKI KAISHA , POLATECHNO CO., LTD.
发明人： Noriaki Mochizuki
IPC分类号： G02B5/30 , C09B35/037 , C09B45/28 , G02F1/1335 , G02B1/08
CPC分类号： G02B5/3033 , C09B31/08 , C09B35/037 , C09B45/28 , C09B56/08 , C09B67/0046 , G02B1/08 , G02F1/133528 , Y10T428/1041
摘要： [Problem] To provide a highly-transmissive polarization plate that can express achromatic white when a polarization element is arranged parallel to an absorbing axis, and achromatic black when the polarization element is arranged orthogonal to the absorbing axis.[Solution] A polarization element, which is obtained from a base material containing a dichromatic dye formed from an azo compound, is characterized in that the single-body transmittance is 35-60%, and a* and b* values, which are acquired for a polarization element or a polarization plate using JIS•Z•8729, have an a* and b* absolute value that is: less than 1 in a single-body transmittance measurement; less than 2 when two sheets of the base material are arranged parallel to the absorbing axis direction and the a* and b* values are measured; and less than 2 when two sheets of the base material are arranged orthogonal to the absorbing axis direction and the a* and b* values are measured.
摘要翻译：提供一种当偏振元件平行于吸收轴布置时可以表达无色白色的高透光偏振板，以及当偏振元件与吸收轴正交布置时的非彩色黑色。 [解决方案]从含有由偶氮化合物形成的二色性染料的基材获得的偏振元件的特征在于，单体透射率为35-60％，并且获得a *和b *值对于使用JIS•Z•8729的偏振元件或偏振板，a *和b *绝对值在单体透光率测量中小于1; 当两片基材平行于吸收轴方向排列时，小于2，并测量a *和b *值; 并且当两片基材垂直于吸收轴方向布置并且测量a *和b *值时小于2。

6. 发明申请

US20140087201A1 Dye-Based Polarizing Element And Polarizing Plate 审中-公开
标题翻译：染料偏光元件和偏光板
公开(公告)号：US20140087201A1
公开(公告)日：2014-03-27
申请号：US14122018
申请日：2012-05-22
申请人： POLATECHNO CO., LTD. , NIPPON KAYAKU KABUSHIKI KAISHA
发明人： Noriaki Mochizuki , Takahiro Higeta , Takuto Nishiguchi
IPC分类号： G02B1/08
CPC分类号： G02B1/08 , C09B31/08 , C09B45/28 , C09B67/0055 , G02B5/3033 , Y10T428/31938
摘要： To develop a polarizing element having a good polarizing property that is a pigment having an excellent blue dye without use of a raw material belonging to a specified chemical substance such as dianisidine.Provided is a polarizing element that comprises a film of a polyvinyl alcohol resin or a derivative thereof containing dichromatic pigments, and having been stretched at a stretch ratio of at least three times, in which at least one of the dichromatic pigments is an azo compound represented by Formula (1) or a salt thereof, and the content of an azo compound represented by Formula (2) or a salt thereof is within 10% with respect to the total amount of the dichromatic pigments.
摘要翻译：为了开发具有良好的偏振性的偏振元件，其是具有优异的蓝色染料的颜料，不使用属于指定化学物质如二茴香胺的原料。提供了一种偏振元件，其包含聚乙烯醇树脂或其衍生物的含有二色性颜料的膜，并且以至少一种二色性颜料是至少一种二偶氮化合物表示的拉伸比至少为三倍由式（1）表示的化合物或其盐，由式（2）表示的偶氮化合物或其盐的含量相对于二色性颜料的总量在10％以内。

7. 发明授权

US11802208B2 Stilbene-based compound or salt thereof, and polarizing film, polarizing plate, and display device 有权
公开(公告)号：US11802208B2
公开(公告)日：2023-10-31
申请号：US16750088
申请日：2020-01-23
申请人： NIPPON KAYAKU KABUSHIKI KAISHA , POLATECHNO CO., LTD.
发明人： Ryoutarou Morita , Noriaki Mochizuki
IPC分类号： C09B23/14 , G02B1/14 , C09B51/00 , C09K11/06 , G02B5/30
CPC分类号： C09B23/148 , C09B51/00 , C09K11/06 , G02B1/14 , G02B5/3025 , C09K2211/1007
摘要： The present disclosure is a stilbene-based compound or a salt thereof represented by a following formula (1), wherein a group X represents a nitro group or an amino group optionally having a substituent; a group Y represents an amide group optionally having a substituent or a naphthotriazole group optionally having a substituent; and p and q each independently represent an integer of 0 to 2.

8. 发明申请

US20190271801A1 Dye-Based Polarizing Plate For Infrared Wavelength Range 审中-公开
公开(公告)号：US20190271801A1
公开(公告)日：2019-09-05
申请号：US16348253
申请日：2017-11-13
申请人： Nippon Kayaku Kabushiki Kaisha , Polatechno Co., Ltd.
发明人： Noriaki Mochizuki , Takahiro Higeta
IPC分类号： G02B5/30 , C09B35/56 , C09B5/24 , C09B23/04
摘要： The purpose of the present invention is to provide: a high-performance polarizing plate which functions for light in an infrared wavelength range; and a liquid-crystal display device or the like comprising the same.Provided is a polarizing plate for an infrared range, which is a stretched film containing a dye exhibiting absorption in an infrared range, the film exhibiting dichroism.

9. 发明授权

US10126468B2 Achromatic polarizing plate with high-transmissivity and high-degree of polarization 有权
公开(公告)号：US10126468B2
公开(公告)日：2018-11-13
申请号：US15316203
申请日：2015-06-02
申请人： Nippon Kayaku Kabushiki Kaisha , Polatechno Co., Ltd.
发明人： Noriaki Mochizuki
IPC分类号： G02B1/08 , G02F1/1335 , C09B31/22 , C09B45/28 , G02B1/14 , C09B31/072 , C09B31/20 , C09B31/30 , G02B5/30 , C09B67/22
摘要： This achromatic polarizing plate has a high transmissivity, while expressing an achromatic white color when the absorption axes of the polarizing elements are positioned in parallel, and expressing an achromatic black color when the absorption axes of the polarizing elements are positioned orthogonally to one another. This polarizing element contains at least two specific azo compounds, and the absolute value of the difference between the average transmissivity of 420 nm to 480 nm light and the average transmissivity of 520 nm to 590 nm light is equal to or less than 2.5, and the absolute value of the difference between the average transmissivity of 520 nm to 590 nm light and the average transmissivity of 590 nm to 640 nm light is equal to or less than 2.0.

10. 发明授权

US10209418B2 Achromatic polarization element, and polarization plate 有权
公开(公告)号：US10209418B2
公开(公告)日：2019-02-19
申请号：US14781714
申请日：2013-12-04
申请人： Nippon Kayaku Kabushiki Kaisha , Polatechno Co., Ltd.
发明人： Noriaki Mochizuki
IPC分类号： G02B5/30 , C09B45/28 , C09B35/037 , G02B1/08 , G02F1/1335 , C09B67/22
摘要： a* and b* values, which define, the hue of a polarization element or a polarization plate using JIS.Z.8729, are adjusted such that the absolute value of the a* and b* values is: less than 1 during a single-body transmittance measurement; less than 2 when two sheets of a base material are arranged parallel, to the absorbing axis direction and the a* and b* values are measured; and less than 2 when two sheets of the base material are arranged orthogonal to the absorbing axis direction and the a* and b* values are measured.

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