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    Achromatic Dye-Based Polarization Element, And Polarization Plate
    1.
    发明申请
    Achromatic Dye-Based Polarization Element, And Polarization Plate 审中-公开
    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。

    Achromatic Dye-Based Highly-Transmissive Polarization Element, And Polarization Plate
    2.
    发明申请
    Achromatic Dye-Based Highly-Transmissive Polarization Element, And Polarization Plate 审中-公开
    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。

    Dye-Based Polarizing Element And Polarizing Plate
    4.
    发明申请
    Dye-Based Polarizing Element And Polarizing Plate 审中-公开
    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。

    Azo compound, and dye-containing polarizing film comprising the same
    6.
    发明授权
    Azo compound, and dye-containing polarizing film comprising the same 有权
    偶氮化合物和含有该染料的偏光膜

    公开(公告)号：US08232375B2

    公开(公告)日：2012-07-31

    申请号：US12739210

    申请日：2008-10-30

    申请人： Takahiro Higeta ,  Hiroaki Ohno ,  Yuichi Sadamitsu

    发明人： Takahiro Higeta ,  Hiroaki Ohno ,  Yuichi Sadamitsu

    IPC分类号： G02B5/30 ,  C07C245/10

    CPC分类号： C07D249/22 ,  C09B31/072 ,  C09B31/08 ,  C09B31/20 ,  C09B31/22 ,  C09B31/30 ,  C09B45/28 ,  C09B56/08 ,  G02B5/3025 ,  G02B5/3033

    摘要： Disclosed is an azo compound represented by the formula (1) or (2) or a salt thereof. The azo compound or the salt thereof has an excellent light-polarizing property, and is extremely useful as a dichroic dye for use in a polarizing plate that shows less color leakage in a visible light range or a polarizing plate for a liquid crystal projector comprising the aforementioned polarizing plate. (1) (2) wherein R1 represents a hydrogen atom, a lower alkyl group, a lower alkoxy group, a hydroxyl group, a sulfonate group or a carboxyl group; R2 to R5 independently represent a hydrogen atom, a lower alkyl group, a lower alkoxy group or an acetylamino group; X represents a benzoylamino group which may have a substituent, a phenylamino group which may have a substituent, a phenylazo group which may have a substituent, or a naphthotriazole group which may have a substituent; m represents a numeral number of 1 or 2; and n represents a numeral number of 0 or 1.

    摘要翻译： 公开了由式（1）或（2）表示的偶氮化合物或其盐。 偶氮化合物或其盐具有优异的光偏振性，并且作为用于偏光板的二色性染料非常有用，该偏光板在可见光范围内显示较少的色漏，或用于液晶投影仪的偏振片包括 上述偏振片。 （1）（2）其中R1表示氢原子，低级烷基，低级烷氧基，羟基，磺酸酯基或羧基; R2至R5独立地表示氢原子，低级烷基，低级烷氧基或乙酰氨基; X表示可以具有取代基的苯甲酰氨基，可以具有取代基的苯基氨基，可以具有取代基的苯偶氮基或可具有取代基的萘并三唑基; m表示1或2的数字; n表示数字0或1。

    Azoxy dyes and their Cu complexes
    10.
    发明授权
    Azoxy dyes and their Cu complexes 失效
    偶氮染料及其Cu配合物

    公开(公告)号：US06727351B1

    公开(公告)日：2004-04-27

    申请号：US09936432

    申请日：2001-09-13

    申请人： Rainer Tresch ,  Karl-Heinz Etzbach ,  Rüdiger Sens ,  Claudia Kräh

    发明人： Rainer Tresch ,  Karl-Heinz Etzbach ,  Rüdiger Sens ,  Claudia Kräh

    IPC分类号： C09B4310

    CPC分类号： C09B45/28 ,  C09B43/10 ,  C09B43/44

    摘要： Azoxy dyes of the general formula I in the form of the free acid where n is 0 or 1, each R1 is selected from the group consisting of methoxy, hydroxyl and carboxyl, each R2 is selected from the group consisting of carboxyl, amino, C1-C4-alkylamino, allylamino, benzylamino and methoxycarbonylmethylamino, and the phenyl rings A may additionally be substituted by C1-C8-alkyl, unsubstituted or methyl- or halogen-substituted phenyl, hydroxyl, amino, nitro, halogen, carboxyl, N-benzylcarbamoyl, unsubstituted or nitro-, halogen-, C1-C4-alkoxy- or acetoxy-substituted phenylcarbamoyl and naphthylcarbamoyl or be benzofused, their copper complexes, a process for preparing the copper complex dyes, azoxy dyes of the formula I in their partially or completely deacylated form, their copper complexes, colorants comprising these azoxy dyes and/or their copper complexes and also their use for dyeing and printing natural or synthetic substrates.

    摘要翻译： 游离酸式的通式I的偶氮染料为0或1，每个R 1选自甲氧基，羟基和羧基，每个R 2选自羧基，氨基 ，C 1 -C 4 - 烷基氨基，烯丙基氨基，苄基氨基和甲氧基羰基甲基氨基，并且苯环A可另外被C 1 -C 8 - 烷基，未取代的或甲基或卤素取代的苯基，羟基，氨基，硝基，卤素，羧基，N - 苄基氨基甲酰基，未取代的或硝基 - ，卤素 - ，C 1 -C 4 - 烷氧基 - 或乙酰氧基取代的苯基氨基甲酰基和萘基氨基甲酰基或被苯并稠合，它们的铜络合物，制备铜络合物染料的方法，式I的氧化偶氮染料在其部分 或完全脱酰基形式，它们的铜络合物，包含这些偶氮染料和/或其铜络合物的着色剂，以及它们用于染色和印刷天然或合成底物的用途。