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    • 2. 发明授权
    • Near infrared ray absorbing compound having high durability and its use
    • 具有高耐久性的近红外线吸收剂及其用途
    • US5788914A
    • 1998-08-04
    • US721022
    • 1996-09-26
    • Ryu OiKazuhiro SeinoYuko MochizukiKeisuke Takuma
    • Ryu OiKazuhiro SeinoYuko MochizukiKeisuke Takuma
    • C07D487/22C09B47/20F21V9/04C09B47/04
    • C07D487/22C09B47/20
    • A near infrared ray absorbing compound having an improved solubility and light resistance can be obtained by amidating and/or imidating the amino groups on substituents of a phthalocyanine. According to its preparation process, the desired near infrared ray absorbing compound can be easily prepared by reacting the phthalocyanine having an elimination group such as a halogen atom with a 2-aminothiophenol derivative, and then amidating and/or imidating a part or all of the remaining primary or secondary amino groups. Moreover, substituents on the benzene rings of the phthalocyanine can be coordinated with metals, whereby an absorption wavelength can be broadened and the near infrared rays in a long wave range can be absorbed. The near infrared ray absorbing compound of the present invention is useful as a heat ray absorbing material.
    • 具有改善的溶解性和耐光性的近红外线吸收化合物可以通过酰胺化和/或酰亚胺化酞菁的取代基上的氨基来获得。 根据其制备方法,可以通过使具有卤素原子的消去基团的酞菁与2-氨基苯硫酚衍生物反应,然后将一部分或全部化合物进行酰胺化和/或酰亚胺化,从而容易地制备所需的近红外线吸收化合物 剩余的伯或仲氨基。 此外,酞菁的苯环上的取代基可以与金属配位,从而可以扩大吸收波长,并且可以吸收长波长范围内的近红外线。 本发明的近红外线吸收性化合物可用作热射线吸收材料。
    • 8. 发明授权
    • Transparent laminates and optical filters for displays using same
    • 用于使用其的显示器的透明层压板和滤光器
    • US6104530A
    • 2000-08-15
    • US863562
    • 1997-05-27
    • Tomoyuki OkamuraFumiharu YamazakiShin FukudaRyu OiMasaaki YoshikaiMasato Koyama
    • Tomoyuki OkamuraFumiharu YamazakiShin FukudaRyu OiMasaaki YoshikaiMasato Koyama
    • B32B27/06G02B5/20F21V9/04B32B15/04G02B1/10G02B8/08
    • B32B27/06G02B5/208Y10T428/265
    • Transparent laminates which have high transparency and, moreover, excellent electromagnetic shielding characteristics and near-infrared cutting-off characteristics, and optical filters for displays using these transparent laminates. These transparent laminates are formed by laminating a transparent electrically conductive layer composed of high-refractive-index transparent film layers (B) and metal film layers (C) consisting of silver or a silver-containing alloy on one major surface of a transparent substrate (A) in such a way that a repeating unit comprising a combination of one high-refractive-index transparent film layer (B) and one metal film layer (C) is laminated three times or more, and further laminating one high-refractive-index transparent film layer (B) thereon. The transparent laminate has a sheet resistance of not greater than 3 .OMEGA./sq., a visible light transmittance of not less than 50%, and a light transmittance of not greater than 20% in a wavelength region longer than 820 nm. Optical filters for displays which serve to block leakage electromagnetic waves and near-infrared light from plasma displays can be acquired by using such a transparent laminate.
    • 具有高透明度,以及优异的电磁屏蔽特性和近红外截止特性的透明层压板以及使用这些透明层压板的显示器用滤光器。 这些透明层压体通过在透明基板的一个主表面层叠由高折射率透明膜层(B)和由银或含银合金构成的金属膜层(C)构成的透明导电层而形成, A),使得包含一个高折射率透明膜层(B)和一个金属膜层(C)的组合的重复单元被层叠三次以上,并且进一步层叠一个高折射率 透明膜层(B)。 在820nm以上的波长区域中,透明层叠体的薄层电阻不大于3欧姆/平方厘米,可见光透射率不小于50%,透光率不大于20%。 用于阻挡泄漏电磁波的显示器的滤光器和等离子体显示器的近红外光可以通过使用这种透明层压板来获得。
    • 10. 发明授权
    • Quinophthalone compounds and polarizing films using same
    • 喹诺酮化合物和使用其的偏光膜
    • US5750599A
    • 1998-05-12
    • US821194
    • 1997-03-19
    • Akira OgisoRihoko ImaiTsutami MisawaRyu OiYoriaki MatsuzakiHisato Itoh
    • Akira OgisoRihoko ImaiTsutami MisawaRyu OiYoriaki MatsuzakiHisato Itoh
    • C09B25/00G02B5/30G02F1/1335C08K5/34C07D715/20
    • G02B5/3033C09B25/00G02F1/133528
    • Novel quinophthalone compounds, which are represented by the following formula (1): ##STR1## R.sub.1 -R.sub.5 each independently represents a hydrogen or halogen atom or a hydroxy, linear or branched alkyl, substituted or unsubstituted cycloalkyl, halogenated alkyl, alkoxyalkyl, alkoxy, nitro, amino, alkylamino, carboxyl, alkoxycarbonyl, aminocarbonyl, alkylaminocarbonyl, alkylcarbonylamino, alkylcarbonyloxy or cyano group; R.sub.6 -R.sub.17 each independently represents a hydrogen or halogen atom or a hydroxyl, alkyl, halogenated alkyl, alkoxy, nitro, amino, alkylamino, carboxyl, alkoxycarbonyl, aminocarbonyl, alkylaminocarbonyl, alkylcarbonyloxy or cyano group; m and n each stands for 0 or 1; and A represents a substituent, are yellow orange dyestuffs suitable for polarizing films. Polarizing films containing at least one of the compounds in a hydrophobic resin are excellent in polarizing performance, heat-resistant dimensional stability, moist heat resistance and the like and are extremely useful for liquid crystal display devices.
    • 由下式(1)表示的新型喹酞酮化合物:R 1 -R 5各自独立地表示氢或卤素原子或羟基,直链或支链烷基,取代或未取代的环烷基 卤代烷基,烷氧基烷基,烷氧基,硝基,氨基,烷基氨基,羧基,烷氧基羰基,氨基羰基,烷基氨基羰基,烷基羰基氨基,烷基羰基氧基或氰基。 R6-R17各自独立地表示氢或卤素原子或羟基,烷基,卤代烷基,烷氧基,硝基,氨基,烷基氨基,羧基,烷氧基羰基,氨基羰基,烷基氨基羰基,烷基羰基氧基或氰基。 m和n每个代表0或1; A代表取代基,是适用于偏光膜的黄橙色染料。 在疏水性树脂中含有至少一种化合物的偏光膜的偏振性,耐热尺寸稳定性,耐湿热性等优异,对液晶显示装置非常有用。