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31. 发明授权

US08320042B2 Polarizing film, optical film laminate comprising polarizing film, and stretched laminate for manufacturing the same 有权
公开(公告)号：US08320042B2
公开(公告)日：2012-11-27
申请号：US13222683
申请日：2011-08-31
申请人： Shusaku Goto , Takeharu Kitagawa , Minoru Miyatake , Tomohiro Mori , Takashi Kamijo
发明人： Shusaku Goto , Takeharu Kitagawa , Minoru Miyatake , Tomohiro Mori , Takashi Kamijo
IPC分类号： G02B5/30
CPC分类号： G02B5/30 , B29C55/026 , B29C65/00 , B29D11/00 , B29K2029/04 , B29K2067/00 , B29K2995/0034 , G02B1/105 , G02B1/14 , G02B5/3033 , G02B5/3083 , G02F1/133528 , G02F2001/133638 , G02F2201/50 , G02F2202/22 , G02F2202/28 , H01L2924/30107 , Y10T428/1041 , Y10T428/2495 , Y10T428/265 , H01L2924/00
摘要： A polarizing film includes a polyvinyl alcohol (PVA) type resin having a dichroic material impregnated therein. The polarizing film is formed by stretching the PVA type resin, such that the thickness of the polarizing film is decreased to 10 μm or less, and. The polarizing film has optical properties which satisfy conditions represented by formulae: P>−(100.929T-42.4−1)×100 (where T

32. 发明授权

US08314987B2 Polarizing film, optical film laminate comprising polarizing film, and stretched laminate for manufacturing the same 有权
标题翻译：偏光膜，包含偏光膜的光学膜层压体和用于制造偏光膜的拉伸层压板
公开(公告)号：US08314987B2
公开(公告)日：2012-11-20
申请号：US13283334
申请日：2011-10-27
申请人： Shusaku Goto , Takeharu Kitagawa , Minoru Miyatake , Tomohiro Mori , Takashi Kamijo
发明人： Shusaku Goto , Takeharu Kitagawa , Minoru Miyatake , Tomohiro Mori , Takashi Kamijo
IPC分类号： G02B5/30
CPC分类号： G02B5/30 , B29C55/026 , B29C65/00 , B29D11/00 , B29K2029/04 , B29K2067/00 , B29K2995/0034 , G02B1/105 , G02B1/14 , G02B5/3033 , G02B5/3083 , G02F1/133528 , G02F2001/133638 , G02F2201/50 , G02F2202/22 , G02F2202/28 , H01L2924/30107 , Y10T428/1041 , Y10T428/2495 , Y10T428/265 , H01L2924/00
摘要： A polarizing film includes a polyvinyl alcohol (PVA) type resin having a dichroic material impregnated therein. The polarizing film is formed by stretching the PVA type resin, such that the thickness of the polarizing film is decreased to 10 μm or less, and. The polarizing film has optical properties which satisfy conditions represented by formulae: P>−(100.929T-42.4−1)×100 (where T
摘要翻译：偏振膜包括其中浸渍有二色性材料的聚乙烯醇（PVA）型树脂。通过拉伸PVA型树脂使偏振膜的厚度减小到10μm以下，形成偏振膜。偏光膜具有满足下列公式的光学特性：P> - （100.929T-42.4-1）×100（T <42.3）。并且P≥999（其中T≥42.3）其中T表示单层透射率，P表示极化率。偏光膜可以通过提供在不可结晶的酯型热塑性树脂基材上形成的PVA型树脂层的层叠体制成。

33. 发明申请

US20120052197A1 METHOD FOR PRODUCING POLARIZER 有权
标题翻译：生产极化剂的方法
公开(公告)号：US20120052197A1
公开(公告)日：2012-03-01
申请号：US13318415
申请日：2010-04-28
申请人： Hiroaki Sawada , Takeharu Kitagawa , Takashi Kamijo
发明人： Hiroaki Sawada , Takeharu Kitagawa , Takashi Kamijo
IPC分类号： B05D5/06 , B05D3/00
CPC分类号： G02B1/08 , B32B2457/202 , C08J5/18 , C08J7/04 , C08J2385/04 , C08J2429/04 , G02B5/3033 , Y10T428/265
摘要： A method for producing a polarizer comprises the steps of: (A) stretching a polyvinyl alcohol-based resin layer to obtain a stretched layer; (B) immersing the stretched layer in a dyeing liquid containing iodine to obtain a dyed layer in which absorbance thereof determined from a tristimulus value Y is from 0.4 to 1.0 (transmittance T=40% to 10%); and (C) removing a part of iodine adsorbed in the dyed layer so that the absorbance of the dyed layer decreases by 0.03 to 0.7, provided that the absorbance of the dyed layer is controlled so that it does not become less than 0.3.
摘要翻译：偏振片的制造方法包括以下步骤：（A）拉伸聚乙烯醇系树脂层，得到拉伸层; （B）将拉伸层浸渍在含有碘的染色液中，得到由三刺激值Y确定的吸光度为0.4〜1.0（透光率T = 40％〜10％）的染色层。和（C）除去吸附在染色层中的一部分碘，使得染色层的吸光度降低0.03至0.7，条件是染色层的吸光度被控制为不变得小于0.3。

34. 发明授权

US09575214B2 Method for producing polarizer 有权
标题翻译：偏振片的制造方法
公开(公告)号：US09575214B2
公开(公告)日：2017-02-21
申请号：US13318415
申请日：2010-04-28
申请人： Hiroaki Sawada , Takeharu Kitagawa , Takashi Kamijo
发明人： Hiroaki Sawada , Takeharu Kitagawa , Takashi Kamijo
IPC分类号： B05D5/06 , B05D3/00 , G02B5/30 , G02F1/1335 , G02B1/08 , C08J5/18 , C08J7/04
CPC分类号： G02B1/08 , B32B2457/202 , C08J5/18 , C08J7/04 , C08J2385/04 , C08J2429/04 , G02B5/3033 , Y10T428/265
摘要： A method for producing a polarizer comprises the steps of: (A) stretching a polyvinyl alcohol-based resin layer to obtain a stretched layer; (B) immersing the stretched layer in a dyeing liquid containing iodine to obtain a dyed layer in which absorbance thereof determined from a tristimulus value Y is from 0.4 to 1.0 (transmittance T=40% to 10%); and (C) removing a part of iodine adsorbed in the dyed layer so that the absorbance of the dyed layer decreases by 0.03 to 0.7, provided that the absorbance of the dyed layer is controlled so that it does not become less than 0.3.
摘要翻译：偏振片的制造方法包括以下步骤：（A）拉伸聚乙烯醇系树脂层，得到拉伸层; （B）将拉伸层浸渍在含有碘的染色液中，得到由三刺激值Y确定的吸光度为0.4〜1.0（透光率T = 40％〜10％）的染色层。和（C）除去吸附在染色层中的一部分碘，使得染色层的吸光度降低0.03至0.7，条件是染色层的吸光度被控制为不变得小于0.3。

35. 发明授权

US08480925B2 Depolarizing film, method for production thereof, optical film, and liquid crystal display 有权
标题翻译：去极化膜，其制造方法，光学膜和液晶显示器
公开(公告)号：US08480925B2
公开(公告)日：2013-07-09
申请号：US12413985
申请日：2009-03-30
申请人： Takehito Fuchida , Minoru Miyatake , Takashi Kamijo , Hideyuki Yonezawa
发明人： Takehito Fuchida , Minoru Miyatake , Takashi Kamijo , Hideyuki Yonezawa
IPC分类号： C09K19/00 , C09K19/06 , C09K19/34 , C09K19/52
CPC分类号： G02B5/3016 , G02F1/133634 , G02F2001/133638 , G02F2201/38 , G02F2201/50 , G02F2203/06 , G02F2413/07 , G02F2413/11 , G02F2413/12 , Y10T428/10 , Y10T428/1005 , Y10T428/1036 , Y10T428/1041
摘要： A depolarizing film of the present invention comprises a film containing at least one liquid crystal compound, wherein the liquid crystal compound comprises a liquid crystal compound (1) that satisfies the relation: 0.05≦Δn≦0.5, with the proviso that Δn=ne−no, ne represents an extraordinary-ray refractive index, and no represents an ordinary-ray refractive index, and the film has a haze value of 15% or less and a thickness of 1 μm to 10 μm.
摘要翻译：本发明的去极化膜包括含有至少一种液晶化合物的膜，其中液晶化合物包含满足以下关系式的液晶化合物（1）：其中，Deltan = 0.5，Deltan = ne- 不，ne表示非常光线折射率，no表示普通光线折射率，该膜的雾度值为15％以下，厚度为1〜10μm。

36. 发明授权

US07622167B2 Polarizer, method for manufacturing the same, optical film and image display 有权
标题翻译：偏振器，其制造方法，光学膜和图像显示器
公开(公告)号：US07622167B2
公开(公告)日：2009-11-24
申请号：US10532059
申请日：2003-10-20
申请人： Mariko Hirai , Takashi Kamijo , Minoru Miyatake
发明人： Mariko Hirai , Takashi Kamijo , Minoru Miyatake
IPC分类号： G02F1/1335
CPC分类号： G02B5/3058 , Y10T428/1041
摘要： A polarizer of the present invention is composed of a film comprising a structure in which fine metallic particles is dispersed in a polymer matrix is characterized in that a polymer forming the polymer matrix is a translucent polymer having a transmittance of 88% or more when measured thereof with a thickness of 1 mm and the film is uniaxially stretched. The polarizer is good in heat resistance and transmittivity.
摘要翻译：本发明的偏振片由包含细金属颗粒分散在聚合物基质中的结构的膜组成，其特征在于，形成聚合物基质的聚合物是当测量时透光率为88％以上的半透明聚合物厚度为1mm，膜被单轴拉伸。偏振片的耐热性和透射性好。

37. 发明授权

US07248331B2 Polarizer, optical film, and image display 有权
标题翻译：偏光镜，光学胶片和图像显示
公开(公告)号：US07248331B2
公开(公告)日：2007-07-24
申请号：US10526876
申请日：2003-09-05
申请人： Minoru Miyatake , Takashi Kamijo
发明人： Minoru Miyatake , Takashi Kamijo
IPC分类号： G02F1/13
CPC分类号： G02B5/30 , G02B5/3008 , G02F1/133528
摘要： The polarizer of the present invention is a polarizer comprising a film having a structure having a minute domain dispersed in a matrix formed of a translucent thermoplastic resin including an absorption dichroic dye, wherein a transmittance to a linearly polarized light in a transmission direction is 80% or more, a haze value is 10% or less , and a haze value to a linearly polarized light in an absorption direction is 50% or more. The polarizer of the present invention is a dye-based polarizer having a high transmittance and a high polarization degree, capable of suppressing unevenness of transmittance in black display and excellent in reliability in heat resistance.
摘要翻译：本发明的起偏器包括具有分散在由包含吸收二色性染料的半透明热塑性树脂形成的基体中的微细结构的膜的偏振片，其中透射方向上的线偏振光的透射率为80％以上，雾度值为10％以下，吸收方向上的线偏振光的雾度值为50％以上。本发明的偏振片是具有高透射率和高偏振度的染料系偏振片，能够抑制黑色显示中的透射率的不均匀性和耐热性的可靠性优异。

38. 发明授权

US07289266B1 Polarizer, optical film, and image display 有权
标题翻译：偏光镜，光学胶片和图像显示
公开(公告)号：US07289266B1
公开(公告)日：2007-10-30
申请号：US10681384
申请日：2003-10-09
申请人： Takashi Kamijo , Minoru Miyatake , Kazunori Futamura
发明人： Takashi Kamijo , Minoru Miyatake , Kazunori Futamura
IPC分类号： G02B5/30 , G02B27/28
CPC分类号： G02B5/3033 , G02F1/133528
摘要： A polarizer including a film having a structure having a minute domain dispersed in a matrix formed of a translucent water-soluble resin including an iodine light absorbing material, provides a high polarization degree in short wavelength side. The polarizer has a high transmittance and a high polarization degree, and is able to control unevenness of the transmittance in the case of black display.
摘要翻译：包括具有分散在由包含碘吸光材料的半透明水溶性树脂形成的基体中的微小结构的膜的偏振片在短波长侧提供高的偏振度。偏振片具有高透射率和高偏振度，并且能够在黑色显示的情况下控制透射率的不均匀性。

39. 发明申请

US20060007371A1 Polarizer, optical film, and image display 有权
标题翻译：偏光镜，光学胶片和图像显示
公开(公告)号：US20060007371A1
公开(公告)日：2006-01-12
申请号：US10526876
申请日：2003-09-05
申请人： Minoru Miyatake , Takashi Kamijo
发明人： Minoru Miyatake , Takashi Kamijo
IPC分类号： G02F1/1335
CPC分类号： G02B5/30 , G02B5/3008 , G02F1/133528
摘要： The polarizer of the present invention is a polarizer comprising a film having a structure having a minute domain dispersed in a matrix formed of a translucent thermoplastic resin including an absorption dichroic dye, wherein a transmittance to a linearly polarized light in a transmission direction is 80% or more, a haze value is 10% or less , and a haze value to a linearly polarized light in an absorption direction is 50% or more. The polarizer of the present invention is a dye-based polarizer having a high transmittance and a high polarization degree, capable of suppressing unevenness of transmittance in black display and excellent in reliability in heat resistance.
摘要翻译：本发明的起偏器包括具有分散在由包含吸收二色性染料的半透明热塑性树脂形成的基体中的微细结构的膜的偏振片，其中透射方向上的线偏振光的透射率为80％以上，雾度值为10％以下，吸收方向上的线偏振光的雾度值为50％以上。本发明的偏振片是具有高透射率和高偏振度的染料系偏振片，能够抑制黑色显示中的透射率的不均匀性和耐热性的可靠性优异。

40. 发明申请

US20120038859A1 POLARIZING THIN FILM, POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY DEVICE 审中-公开
标题翻译：极化薄膜，极化板和液晶显示装置
公开(公告)号：US20120038859A1
公开(公告)日：2012-02-16
申请号：US13265597
申请日：2010-04-09
申请人： Minoru Miyatake , Takashi Kamijo , Hiroaki Sawada
发明人： Minoru Miyatake , Takashi Kamijo , Hiroaki Sawada
IPC分类号： G02F1/1335 , G02B5/30
CPC分类号： G02B5/3033 , G02F1/133528
摘要： There is provided a polarizing film which comprises a polyvinyl alcohol-based resin layer including dichroic materials. The polarizing film has (a) a film thickness t of 0.5 μm to 5 μm, and (b) an absorbance (absorbance per unit) of 1.5 or higher for extraordinary light per film thickness of 1 μm relative to monochromatic light having a wavelength of 550 nm.
摘要翻译：提供了一种偏振膜，其包括具有二色性材料的聚乙烯醇类树脂层。偏振膜的膜厚t为0.5μm〜5μm，（b）相对于波长为1μm的单色光，每1μm膜厚度的特殊光的吸光度（单位面积吸光度）为1.5以上 550nm。

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