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1. 发明专利

JP2013173238A Heat ray reflection film 审中-公开
标题翻译：热射线反射膜
公开(公告)号：JP2013173238A
公开(公告)日：2013-09-05
申请号：JP2012037589
申请日：2012-02-23
申请人： Hitachi Maxell Ltd , 日立マクセル株式会社
发明人： OTANI NORIAKI , SATO KEIGO
IPC分类号： B32B27/00 , G02B5/26
摘要： PROBLEM TO BE SOLVED: To provide a heat ray reflection film excellent in adhesiveness between a cholesteric liquid crystal polymer layer and a transparent base material without using a primer, and excellent in visibility with few interference bands.SOLUTION: A heat ray reflection film 10 includes: a cholesteric liquid crystal polymer layer 12; and a transparent base material 11. The cholesteric liquid crystal polymer layer 12 is formed by photopolymerization of at least two kinds of liquid crystal compounds each with a polymerizable functional group, a chiral agent having a polymerizable functional group, a polyfunctional acrylate compound, and a polyfunctional thiol compound. The content of the polyfunctional acrylate compound is at most 5 pts.mass to 100 pts.mass of the total of the at least two kinds of liquid crystal compounds and the chiral agent, and the content of the polyfunctional thiol compound is at least 5 pts.mass to 100 pts.mass of the total of the at least two kinds of liquid crystal compounds and the chiral agent.
摘要翻译：要解决的问题：提供在不使用底漆的情况下，胆甾型液晶聚合物层和透明基材之间的粘合性优异的热射线反射膜，并且具有优良的可见性，具有很小的干涉带。解决方案：热射线反射膜10包括胆甾型液晶聚合物层12; 和透明基材11.胆甾型液晶聚合物层12通过至少两种具有可聚合官能团的液晶化合物，具有可聚合官能团的手性剂，多官能丙烯酸酯化合物和多官能硫醇化合物。多官能丙烯酸酯化合物的含量为至少两种液晶化合物和手性试剂总数的至多5点至100点，多官能硫醇化合物的含量为至少5个点总共至少两种液晶化合物和手性试剂的总和为100 pts.mass。

2. 发明专利

JP2013020042A Heat ray reflection film 审中-公开
标题翻译：热射线反射膜
公开(公告)号：JP2013020042A
公开(公告)日：2013-01-31
申请号：JP2011152583
申请日：2011-07-11
申请人： Hitachi Maxell Ltd , 日立マクセル株式会社
发明人： OTANI NORIAKI , SATO KEIGO
IPC分类号： G02B5/26
摘要： PROBLEM TO BE SOLVED: To provide a heat ray reflection film with a high heat ray reflectance ratio, low haze, and high transparency in visible light region, as well as excellent heat resistance.SOLUTION: A heat ray reflection film 10 of this invention comprises: a cholesteric liquid crystal polymer layer 12; and a transparent base material 11. The cholesteric liquid crystal polymer layer 12 is formed by polymerizing a liquid crystal compound having a polymerizable functional group and a chiral agent having a polymerizable functional group. The liquid crystal compound having the polymerizable functional group comprises: a high melting point liquid crystal compound; and a low melting point liquid crystal compound. The difference of the melting point of the high melting point liquid crystal compound and the melting point of the low melting point liquid crystal compound is 15°C or higher and 30°C or lower. The melting point of the high melting point liquid crystal compound is equal to or higher than the glass transition temperature of the transparent base material.
摘要翻译：解决的问题：提供具有高的热射线反射率，低雾度和可见光区域的高透明度的热射线反射膜以及优异的耐热性。解决方案：本发明的热射线反射膜10包括：胆甾醇型液晶聚合物层12; 和透明基材11.胆甾型液晶聚合物层12通过聚合具有聚合性官能团的液晶化合物和具有可聚合官能团的手性剂形成。具有聚合性官能团的液晶化合物包括：高熔点液晶化合物; 和低熔点液晶化合物。高熔点液晶化合物的熔点与低熔点液晶化合物的熔点的差为15℃以上且30℃以下。高熔点液晶化合物的熔点等于或高于透明基材的玻璃化转变温度。版权所有（C）2013，JPO＆INPIT

3. 发明专利

JP2013174690A Heat-ray reflective member 审中-公开
标题翻译：热反射成员
公开(公告)号：JP2013174690A
公开(公告)日：2013-09-05
申请号：JP2012038507
申请日：2012-02-24
申请人： Hitachi Maxell Ltd , 日立マクセル株式会社
发明人： OTANI NORIAKI , SATO KEIGO
IPC分类号： G02B5/26 , B32B27/00
CPC分类号： G02B5/26 , C09J7/29 , C09J2203/318 , G02B5/208
摘要： PROBLEM TO BE SOLVED: To provide a heat-ray reflective member having a high transmittance and a high heat-ray shielding effect and being excellent in light resistance.SOLUTION: The present invention is a heat-ray reflective member 10 comprising a substrate 11, a heat-ray reflecting film 12 and an adhesive layer 13. The heat-ray reflecting film 12 has a transparent base material 12a and a cholesteric liquid crystal polymer layer 12b. The cholesteric liquid crystal polymer layer 12b is formed on one principal surface of the transparent base material 12a by polymerization of a liquid crystal compound having a polymerizable functional group with a chiral agent having a polymerizable functional group. The adhesive layer 13 is provided on the surface on which at least the cholesteric liquid crystal polymer layer 12b of the heat-ray reflecting film 12 is formed, the adhesive layer 13 bonding the substrate 11 and the heat-ray reflecting film 12. At least one of the layers located between the light incident surface and the cholesteric liquid crystal polymer layer 12b of the heat-ray reflective member 10 has a maximum transmittance of 7% or less in a wavelength region of 380 nm or less and a water vapor transmittance of below 3.0 g/(m/day).
摘要翻译：要解决的问题：提供具有高透射率和高热屏蔽效果并且耐光性优异的热射线反射构件。解决方案：本发明是一种热射线反射构件10，其包括基板11，热射线反射膜12和粘合剂层13.热射线反射膜12具有透明基材12a和胆甾型液晶聚合物层12b。胆甾型液晶聚合物层12b通过具有可聚合官能团的液晶化合物与具有可聚合官能团的手性剂聚合而形成在透明基材12a的一个主表面上。粘合剂层13设置在至少形成有热射线反射膜12的胆甾醇型液晶聚合物层12b的表面上，粘合层13与基板11和热射线反射膜12接合。至少位于热射线反射构件10的光入射面和胆甾型液晶聚合物层12b之间的层之一在380nm以下的波长区域中的最大透射率为7％以下，水蒸气透过率低于3.0g /（m /天）。

4. 发明专利

JP2012184313A Adhesive sheet 审中-公开
标题翻译：粘合片
公开(公告)号：JP2012184313A
公开(公告)日：2012-09-27
申请号：JP2011047826
申请日：2011-03-04
申请人： Hitachi Maxell Ltd , 日立マクセル株式会社
发明人： NAGATAKI YOSHIYUKI , SATO KEIGO , OKUSHIRO KEISUKE
IPC分类号： C09J7/02 , C09J167/00 , C09J201/00
摘要： PROBLEM TO BE SOLVED: To provide a highly hydrophilic adhesive sheet of excellent handleability.SOLUTION: The adhesive sheet includes a base material, and an adhesive layer formed on an at least one main face of the base material, the adhesive layer includes a hot-melting adhesive, and a nonionic surfactant having 10 or more of HLB, the hot-melting adhesive is softened by heating, to exhibit adhesiveness, an addition amount of the nonionic surfactant is 2 pts.wt. or more to 20 pts.wt. or less with respect to 100 pts.wt. of the hot-melting adhesive, and a surface of the adhesive layer has 20° or less of contact angle to water, and has a ball number less than 2 in a ball tack test at 20° of inclination angle based on JIS Z 0237.
摘要翻译：要解决的问题：提供优异的可操作性的高亲水性粘合片。解决方案：粘合片包括基材和形成在基材的至少一个主面上的粘合剂层，粘合层包括热熔粘合剂和具有10个或更多个HLB的非离子表面活性剂，热熔粘合剂通过加热软化，呈现粘合性，非离子表面活性剂的添加量为2重量份。或更多到20点或更少，相对于100重量份的粘合剂层的表面与水接触角为20°以下，并且在基于JIS Z 0237的倾斜角为20°的球粘试验中具有小于2的球数。版权所有（C）2012，JPO＆INPIT

5. 发明专利

JP2011184576A Radiation-curable self-adhesive composition, self-adhesive film for dicing using the same, and method for producing cut piece 有权
标题翻译：可辐射固化自粘合组合物，使用其的自粘膜及其制造方法
公开(公告)号：JP2011184576A
公开(公告)日：2011-09-22
申请号：JP2010051613
申请日：2010-03-09
申请人： Hitachi Maxell Ltd , 日立マクセル株式会社
发明人： SATO KEIGO , OKUMURA YASUAKI , NAGATAKI YOSHIYUKI
IPC分类号： C09J133/14 , C09J4/00 , C09J7/02 , C09J11/00 , H01L21/301
摘要： PROBLEM TO BE SOLVED: To provide a self-adhesive having high self-adhesive force in a dicing process so that detachment and scattering of cut pieces of semiconductor elements etc., are suppressed, affording even articles to be processed having an activated surface, excellent light peelability and low staining properties in a pickup process; and to provide a self-adhesive film for dicing having a self-adhesive layer including the self-adhesive. SOLUTION: This radiation-curable self-adhesive composition includes a (meth)acrylic polymer and a multifunctional monomer, where the (meth)acrylic polymer is obtained by reacting a base polymer, having at least a 2-8C linear- or branched-alkyl group-containing (meth)acrylic monomer, a hydroxy group-containing (meth)acrylic monomer and a 14-18C linear-alkyl group-containing (meth)acrylic monomer as copolymerizable monomer components, with a radiation-reactive compound having a radiation-reactive carbon-carbon double bond in the molecule. The self-adhesive film for dicing has a self-adhesive layer including the self-adhesive. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供在切割工艺中具有高自粘合力的自粘合剂，从而抑制了半导体元件等的切割片的剥离和散射，甚至提供了甚至具有激活的待处理物品表面，优异的光剥离性和低拾取过程中的染色性能; 并且提供一种具有包括自粘合剂的自粘层的切割用自粘膜。解决方案：该可辐射固化的自粘合剂组合物包括（甲基）丙烯酸聚合物和多官能单体，其中（甲基）丙烯酸聚合物通过使至少具有2-8C直链或含有支链烷基的（甲基）丙烯酸类单体，含羟基的（甲基）丙烯酸类单体和含有14-18C直链烷基的（甲基）丙烯酸单体作为可共聚单体成分，具有辐射反应性化合物，其具有分子中的辐射反应性碳 - 碳双键。用于切割的自粘膜具有包括自粘合剂的自粘层。版权所有（C）2011，JPO＆INPIT

6. 发明专利

JP2011142277A Method of manufacturing semiconductor die 审中-公开
标题翻译：制造半导体器件的方法
公开(公告)号：JP2011142277A
公开(公告)日：2011-07-21
申请号：JP2010003315
申请日：2010-01-08
申请人： Hitachi Maxell Ltd , 日立マクセル株式会社
发明人： SATO KEIGO , OKUMURA YASUAKI , NAGATAKI YOSHIYUKI
IPC分类号： H01L21/301 , H01L21/304
摘要： PROBLEM TO BE SOLVED: To provide a method of manufacturing a semiconductor die, wherein an oxide film is easily formed. SOLUTION: In the method of manufacturing the semiconductor die, a wafer is prepared first (S1). After a protective film is stuck on a wafer top surface (S2), a wafer reverse surface is polished (S3). After the polishing, the wafer is arranged in an atmosphere of ≥70% in humidity to form the oxide film on the wafer reverse surface (S4). A dicing tape is stuck on the reverse surface where the oxide film is formed (S5), and a dicing step (S6) and a pickup step (S7) are carried out. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种制造半导体管芯的方法，其中易于形成氧化物膜。解决方案：在制造半导体管芯的方法中，首先制备晶片（S1）。在保护膜粘贴在晶片顶面（S2）上之后，抛光晶圆反面（S3）。抛光后，将晶片配置在湿度≥70％的气氛中，在晶片倒置面上形成氧化膜（S4）。切割胶带粘贴在形成氧化膜的反面上（S5），并进行切割步骤（S6）和拾取步骤（S7）。版权所有（C）2011，JPO＆INPIT

7. 发明专利

JP2011089009A Radiation-curable adhesive composition, adhesive film for dicing using the same and method for producing cut piece 审中-公开
标题翻译：可辐射固化粘合剂组合物，使用其的胶粘剂膜和用于生产切片的方法
公开(公告)号：JP2011089009A
公开(公告)日：2011-05-06
申请号：JP2009243161
申请日：2009-10-22
申请人： Hitachi Maxell Ltd , 日立マクセル株式会社
发明人： OKUMURA YASUAKI , SATO KEIGO , NAGATAKI YOSHIYUKI
IPC分类号： C09J155/00 , C09J7/02 , C09J11/04 , H01L21/301
摘要： PROBLEM TO BE SOLVED: To provide an adhesive film for dicing, which is equipped with an adhesive layer that has high adhesive power in a dicing step and suppresses detachment and scattering of cut pieces such as semiconductor element etc., and has excellent light peelability to a workpiece having an active surface in a pick-up step. SOLUTION: The radiation-curable adhesive composition containing a (meth)acrylic polymer obtained by reacting a base polymer having a solubility parameter of ≥9.6 (cal/cm 3 ) 1/2 and ≤10.0 (cal/cm 3 ) 1/2 with a radiation-reactive compound containing a radiation-reactive carbon-carbon double bond is used as the adhesive layer of an adhesive film for dicing. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：为了提供一种在切割步骤中具有高粘合力的粘合剂层，用于切割的粘合剂膜，并且抑制诸如半导体元件等的切割片的剥离和散射，并且具有优异的在拾取步骤中具有活性表面的工件的光可剥离性。解决方案：含有（甲基）丙烯酸类聚合物的辐射固化型粘合剂组合物，其通过使溶解度参数为≥9.6（cal / cm 3 / SP>）的基础聚合物 1/2 使用含有辐射反应性碳 - 碳双键的辐射反应性化合物，将和≤10.0（cal / cm 3 / SP>） 1/2 用于切割的粘合剂膜的粘合剂层。版权所有（C）2011，JPO＆INPIT

8. 发明专利

JP2011048104A Method for manufacturing optical adjusting member and optical adjusting member 审中-公开
标题翻译：制造光学调整构件和光学调整构件的方法
公开(公告)号：JP2011048104A
公开(公告)日：2011-03-10
申请号：JP2009195983
申请日：2009-08-26
申请人： Hitachi Maxell Ltd , 日立マクセル株式会社
发明人： SATO KEIGO , OGAWA YOICHI , ISHIHARA NOBUYASU
IPC分类号： G02B5/02 , F21S2/00 , F21V5/00 , F21V5/02 , G02F1/13357
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing an optical adjusting member by which irregularity is hardly produced on a base material surface during a manufacturing process by a roll to roll process. SOLUTION: A base material 21 is pulled out from a base material roll 301. A binder resin layer 23 which contains a plurality of particles and a part of the particles projects from a surface is formed on the base material 21 surface. The base material 21 on which the binder resin layer 23 is formed is wound up around a winding roll 302 with winding tension of ≥10 mN/mm and COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：提供一种制造光学调节构件的方法，在通过滚轧处理的制造过程中，在基材表面上难以产生不规则性。解决方案：基材21从基材辊301拉出。在基材21表面上形成粘合剂树脂层23，其包含多个颗粒和一部分颗粒从表面突出。其上形成有粘合剂树脂层23的基材21以卷绕张力≥10mN/ mm和<1,000mN / mm卷绕在卷绕辊302的周围。基材21从卷绕辊302拉出。然后，在拉出的基材21的表面的与粘合树脂层23的表面相反的一侧的表面上形成直线棱镜25，成型辊60具有用于在其表面上形成线性棱镜的传送槽。版权所有（C）2011，JPO＆INPIT

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