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    • 21. 发明申请
    • Pressure-Sensitive Adhesive Composition and Pressure-Sensitive Adhesive Sheet Using the Same
    • 压敏粘合剂组合物和使用其的压敏粘合片
    • US20090062467A1
    • 2009-03-05
    • US12223972
    • 2007-02-21
    • Takayuki AraiMikihiro KashioToshikazu Takata
    • Takayuki AraiMikihiro KashioToshikazu Takata
    • C08G65/48
    • C09J4/06C08L2666/02C09J7/38C09J105/16C09J123/22
    • A pressure-sensitive adhesive layer of pressure-sensitive adhesive sheet is formed by using: a pressure-sensitive adhesive composition comprising (A) a polyrotaxane having a linear-chain molecule passing through opening portions of at least two cyclic molecules, the cyclic molecules having a reactive group, the polyrotaxane having blocking groups at both ends of the linear-chain molecule, and (B) a pressure-sensitive adhesive polymer having two or more functional groups capable of reacting with the reactive group; or, a pressure-sensitive adhesive composition comprising (A) a polyrotaxane having a linear-chain molecule passing through opening portions of at least two cyclic molecules, the cyclic molecules having a reactive group, the polyrotaxane having blocking groups at both ends of the linear-chain molecule, (B′) a pressure-sensitive adhesive polymer having two or more reactive groups, and (C) a compound having two or more functional groups capable of reacting with the reactive group of the polyrotaxane (A) and the reactive groups of the polymer (B′). As a result there can be provided a pressure-sensitive adhesive sheet comprising a pressure-sensitive adhesive layer excellent in flexibility and having high gel fraction and durability, and a pressure-sensitive adhesive composition that constitutes the pressure-sensitive adhesive layer.
    • 压敏粘合片的压敏粘合剂层通过使用以下方法形成:压敏粘合剂组合物,其包含(A)具有穿过至少两个环状分子的开口部分的直链分子的聚轮烷,所述环状分子具有 反应性基团,在该直链状分子的两端具有封端基的聚轮烷,(B)具有两个以上能够与该反应性基团反应的官能团的压敏粘合剂聚合物; 或包含(A)具有通过至少两个环状分子的开口部的直链状分子的聚轮烷的压敏粘合剂组合物,所述环状分子具有反应性基团,所述聚轮烷在线性的两端具有封端基 (B')具有两个或更多个反应性基团的压敏粘合剂聚合物,和(C)具有两个或更多个能够与聚轮烷(A)的反应性基团反应的官能团的化合物和反应性基团 的聚合物(B')。 结果,可以提供一种压敏粘合片,其包含柔软性优异并且具有高凝胶分数和耐久性的压敏粘合剂层和构成压敏粘合剂层的压敏粘合剂组合物。
    • 22. 发明申请
    • Biodegradable biopolymers, method for their preparation and functional materials constituted by these biopolymers
    • 可生物降解的生物聚合物,其制备方法和由这些生物聚合物构成的功能材料
    • US20080176960A1
    • 2008-07-24
    • US12076745
    • 2008-03-21
    • Masuhiro TsukadaTakayuki Arai
    • Masuhiro TsukadaTakayuki Arai
    • A61K47/42C07K14/435C12N5/00
    • A61L27/3604A61K38/1767A61L27/227A61L27/48C12N5/0068C12N2533/50
    • A biodegradable biopolymer material consists of silk fibroin from domesticated silkworm; silk fibroin from wild silkworm; a composite material comprising silk fibroin from domesticated silkworm and silk fibroin from wild silkworm; or a composite material comprising either silk fibroin from domesticated silkworm or silk fibroin from wild silkworm and at least one secondary substance selected from the group consisting of cellulose, chitin, chitosan, chitosan derivatives, keratin from wool and polyvinyl alcohol. The material may be prepared by, for instance, casting an aqueous solution of domesticated silkworm silk fibroin on the surface of a substrate and then cast drying the applied solution. The biodegradable biopolymer material is effectively used as, for instance, a metal ion-adsorbing material, a sustained release substrate for a useful substance such as a medicine, a biological cell-growth substrate and a biodegradable water-absorbing material.
    • 可生物降解的生物聚合物材料由家蚕丝素蛋白组成; 来自野生蚕丝的丝素蛋白 一种复合材料,包括来自家蚕的丝素蛋白和来自野生蚕的丝素蛋白; 或包含来自驯化的蚕丝的丝素蛋白或来自野蚕的丝素蛋白的复合材料和至少一种选自纤维素,壳多糖,壳聚糖,壳聚糖衍生物,来自羊毛和聚乙烯醇的角蛋白的次级物质。 该材料可以通过例如将驯化的蚕丝素蛋白水溶液浇铸在基材的表面上,然后将所施加的溶液进行干燥来制备。 可生物降解的生物聚合物材料有效地用作例如金属离子吸附材料,用于有用物质如药物,生物细胞生长基质和可生物降解的吸水材料的缓释基质。
    • 23. 发明申请
    • Silicone rubber based pressure sensitive adhesive sheet
    • 硅胶基压敏胶片
    • US20060008662A1
    • 2006-01-12
    • US11155622
    • 2005-06-20
    • Takayuki AraiKazuhiro Kon
    • Takayuki AraiKazuhiro Kon
    • B32B25/20B32B9/04
    • C09J183/04C08L83/00C09J7/22C09J7/38C09J2467/006C09J2483/00Y10T428/31663
    • There are disclosed a silicone rubber based pressure sensitive adhesive sheet comprising a transparent substrate film and a silicone rubber layer which is formed by coating the surface of the transparent substrate film with silicone rubber in an amount of 5 to 100 g/m2 (after drying) containing addition type organopolysiloxane composed of organopolysiloxane having a siloxane bond as a principal skeleton and bearing an alkenyl group and of organohydrogenpolysiloxane, the silicone rubber further containing 0.01 to 3.0 parts by mass of a platinum catalyst based on 100 parts by mass of the addition type organopolysiloxane, and then by curing the resultant coating, and which has adhesion for float glass in accordance with JIS Z 0237 being in the range of 10 to 1000 mN/25 mm, holding power (load of one kg) of at least 24 hours and a 100% modulus in the range of 0.3 to 1.5 MPa. The resultant silicone rubber based pressure sensitive adhesive sheet is imparted with strong holding power, sufficient adhesiveness to the substrate film and sufficient removability from an adherend enabling repeated sticking even if an additive such as an adhesion improving agent is not blended, and at the same time which makes it possible to use as a releasing film, an inexpensive film not subjected to a releasing treatment.
    • 公开了一种硅橡胶基压敏粘合片,其包括透明基底膜和硅橡胶层,该硅橡胶层通过以5至100g / m 2的量用硅橡胶涂覆透明基底膜的表面而形成 (干燥后)含有由硅氧烷键作为主骨架并具有烯基的有机聚硅氧烷和有机氢聚硅氧烷构成的加成型有机聚硅氧烷,该硅橡胶还含有0.01〜3.0质量份的铂催化剂,基于100 加成型有机聚硅氧烷质量份,然后固化所得涂层,并且根据JIS Z 0237具有的浮法玻璃粘合力在10至1000mN / 25mm的范围内,保持力(负荷1kg )为至少24小时,100%模量为0.3〜1.5MPa。 所得到的硅橡胶基压敏粘合片具有很强的保持力,对基材膜具有足够的粘附性,并且即使不掺入添加剂如粘合改进剂也能够反复粘贴的被粘附体的足够的可除去性,同时 这使得可以用作脱模膜,不经受脱模处理的廉价膜。
    • 24. 发明授权
    • Image pickup lens and design method thereof
    • 摄像镜头及其设计方法
    • US06724545B2
    • 2004-04-20
    • US10242077
    • 2002-09-12
    • Masato NakamuraTakayuki AraiIsamu Kaneko
    • Masato NakamuraTakayuki AraiIsamu Kaneko
    • G02B302
    • G02B13/0025G02B9/02G02B13/0055G02B27/0037G02B27/4211
    • Provided in the present invention are an image pickup lens and a design method thereof which can achieve miniaturization of the system and capable of remarkably improving the optical characteristic with a simple structure. By forming a second face on the image pickup surface side of a lens body into a Fresnel face and unifying a diffraction element with at least a first face on the object face side or the second face on the image pickup surface side of the lens body, it becomes possible to correct the Petzval sum and reduce the curvature of the field so that an excellent image plane can be obtained. Also, due to the color dispersion characteristic of the diffraction element, chromatic aberration can be well corrected. Thereby, the optical characteristic of the image pickup lens can be remarkably improved.
    • 在本发明中提供了一种能够实现系统的小型化并且能够以简单的结构显着改善光学特性的图像拾取透镜及其设计方法。 通过将透镜体的图像拾取表面侧上的第二面形成为菲涅耳面,并且使衍射元件与透镜体的物体表面侧或图像拾取面侧的第二面中的至少第一面一致, 可以校正Petzval和并减小场的曲率,从而可以获得优异的图像平面。 此外,由于衍射元件的色散特性,可以良好地校正色像差。 由此,能够显着提高摄像透镜的光学特性。
    • 25. 发明授权
    • CVD system and CVD process
    • CVD系统和CVD工艺
    • US06190457B1
    • 2001-02-20
    • US08952517
    • 1997-11-21
    • Takayuki AraiJunichi HidakaKoh MatsumotoNakao AkutsuKazuhiro AoyamaYoshiaki InaishiIchitaro Waki
    • Takayuki AraiJunichi HidakaKoh MatsumotoNakao AkutsuKazuhiro AoyamaYoshiaki InaishiIchitaro Waki
    • C23C1600
    • C23C16/45514C23C16/455C23C16/45591C30B25/02C30B25/14C30B29/40C30B29/403C30B29/406C30B29/42
    • Provided are a CVD system and a CVD process which can grow excellent compound semiconductor thin films of two or more components having least defects and which enjoy high source gas utilization efficiency and increased productivity. According to the CVD system and the CVD process, at least two kinds of source gases are introduced parallel to the surface of a substrate 11 placed in a reactor 10 to grow a compound semiconductor thin film of two or more components on the surface of the substrate 11. The CVD system contains two separators 18, 19 disposed in the reactor 10 on the upstream side of the substrate mounting section to be parallel to the surface of the substrate 11 so as to define in the reactor three parallel layers of passages consisting of a first passage 20, a second passage 21 and a third passage 22; a first CVD gas introducing pipe 23 communicating to the first passage 20; a second CVD gas introducing pipe 24 communicating to the second passage 21; and a deposition accelerating gas introducing pipe 25 communicating to the third passage 22.
    • 提供一种可以生长具有最少缺陷并且具有高源气体利用效率和提高的生产率的两种或更多种组分的优异的化合物半导体薄膜的CVD系统和CVD方法。 根据CVD系统和CVD工艺,将平行于放置在反应器10中的基板11的表面平行地引入至少两种源气体,以在基板的表面上生长两个或更多个部件的化合物半导体薄膜 CVD系统包含设置在反应器10中的两个分离器18,19,其位于衬底安装部分的上游侧,以平行于衬底11的表面,以便在反应器中限定三个平行的通道层, 第一通道20,第二通道21和第三通道22; 与第一通道20连通的第一CVD气体导入管23; 与第二通道21连通的第二CVD气体导入管24; 以及与第三通路22连通的沉积加速气体导入管25。
    • 26. 发明授权
    • Surface light source device with polarization function
    • 具有极化功能的表面光源装置
    • US06172809B2
    • 2001-01-09
    • US09127822
    • 1998-08-03
    • Yasuhiro KoikeTakayuki Arai
    • Yasuhiro KoikeTakayuki Arai
    • G02B530
    • G02B6/0056G02B6/0001G02B6/0031G02B6/0036G02B6/0046G02B6/0065Y10S385/901
    • Light is supplied into a light incident surface 2 from a fluorescent lamp L enclosed by a silver foil sheet R, and parallelized illuminating light flux is taken out from a light exit surface 3. On a back surface 4 side of a light flux parallelizer 1, across or without a thin air layer 5, a polarization converter &Sgr; is disposed. The polarization converter &Sgr; reinforces the polarization function of the surface light source device through polarization conversion action accompanying reflection in the prism. At a position confronting the light exit surface 3 across an air layer 7, a polarization separating plate 8 is disposed. At a further outside, across an air layer 9, an exit light direction modifier 10 is disposed. A bright polarized illuminating light flux is emitted from a light exit surface 11. When applied to a backlight of a liquid crystal display, a liquid crystal display panel is disposed at a further outside of the exit light direction modifier 10.
    • 从由银箔片R所包围的荧光灯L向光入射面2供给光,从光出射面3取出平行的照明光束。在光束并联装置1的背面4侧, 跨越或不具有薄空气层5,设置偏振转换器SIGMA。 偏振转换器SIGMA通过伴随棱镜中的反射的偏振转换动作来加强表面光源器件的偏振功能。 在通过空气层7的光出射表面3的位置处,设置偏振分离板8。 在另外的外部,穿过空气层9设置出射光方向调节器10。 从光出射表面11发出明亮的偏振照明光束。当应用于液晶显示器的背光源时,液晶显示面板设置在出射光方向调节器10的更外侧。
    • 27. 发明授权
    • Engine piston
    • 发动机活塞
    • US5448942A
    • 1995-09-12
    • US202242
    • 1994-02-25
    • Takayuki AraiYoshiki SekiyaTakaharu Goto
    • Takayuki AraiYoshiki SekiyaTakaharu Goto
    • F02F3/00F02F3/02F02F3/28F16J1/00F16J1/04
    • F02F3/022F16J1/00F05C2251/042
    • A piston is free to slide in an engine cylinder, this piston comprising a piston head of circular cross-section, a skirt formed such that it is continuous with the lower part of said piston head, a piston pin passing through the skirt, and a connecting rod connected via this piston pin. This skirt comprises an upper part and a lower part which respectively have an elliptical horizontal cross-section with a short axis parallel to the piston pin, the horizontal cross-section of the upper part of the skirt having a higher eccentricity than that of the lower part of the skirt. The skirt further comprises a taper surface which smoothly connects its upper and lower parts. The contact surface between the skirt and the cylinder therefore has an inverted T shape so that the contact surface of the lower part of the skirt can be increased. It is therefore possible to set the distance from the center of the piston pin to the lower edge of the skirt such that it is no greater than 1.8 times the distance from the center of the piston pin to the upper edge of the skirt, so making the piston more compact while maintaining operational stability.
    • 活塞在发动机气缸中自由滑动,该活塞包括圆形横截面的活塞头,形成为与所述活塞头的下部连续的裙部,穿过裙部的活塞销和 连杆通过该活塞销连接。 该裙部包括分别具有平行于活塞销的短轴的椭圆形水平横截面的上部和下部,裙部的上部的水平横截面具有比下部更高的偏心度 裙子的一部分。 裙部还包括平滑地连接其上部和下部的锥形表面。 因此,裙部和圆筒之间的接触表面具有倒T形,从而可以增加裙部下部的接触表面。 因此,可以设定从活塞销的中心到裙部的下边缘的距离,使其不大于从活塞销的中心到裙部的上边缘的距离的1.8倍,因此使 活塞更紧凑,同时保持运行稳定性。
    • 29. 发明授权
    • Pressure-sensitive adhesive composition and pressure-sensitive adhesive sheet using the same
    • 压敏粘合剂组合物和使用其的压敏粘合片
    • US08809454B2
    • 2014-08-19
    • US12223972
    • 2007-02-21
    • Takayuki AraiMikihiro KashioToshikazu Takata
    • Takayuki AraiMikihiro KashioToshikazu Takata
    • C08G63/48
    • C09J4/06C08L2666/02C09J7/38C09J105/16C09J123/22
    • A pressure-sensitive adhesive layer of pressure-sensitive adhesive sheet is formed by using: a pressure-sensitive adhesive composition comprising (A) a polyrotaxane having a linear-chain molecule passing through opening portions of at least two cyclic molecules, the cyclic molecules having a reactive group, the polyrotaxane having blocking groups at both ends of the linear-chain molecule, and (B) a pressure-sensitive adhesive polymer having two or more functional groups capable of reacting with the reactive group; or, a pressure-sensitive adhesive composition comprising (A) a polyrotaxane having a linear-chain molecule passing through opening portions of at least two cyclic molecules, the cyclic molecules having a reactive group, the polyrotaxane having blocking groups at both ends of the linear-chain molecule, (B′) a pressure-sensitive adhesive polymer having two or more reactive groups, and (C) a compound having two or more functional groups capable of reacting with the reactive group of the polyrotaxane (A) and the reactive groups of the polymer (B′). As a result there can be provided a pressure-sensitive adhesive sheet comprising a pressure-sensitive adhesive layer excellent in flexibility and having high gel fraction and durability, and a pressure-sensitive adhesive composition that constitutes the pressure-sensitive adhesive layer.
    • 压敏粘合片的压敏粘合剂层通过使用以下方法形成:压敏粘合剂组合物,其包含(A)具有穿过至少两个环状分子的开口部分的直链分子的聚轮烷,所述环状分子具有 反应性基团,在该直链状分子的两端具有封端基的聚轮烷,(B)具有两个以上能够与该反应性基团反应的官能团的压敏粘合剂聚合物; 或包含(A)具有通过至少两个环状分子的开口部的直链状分子的聚轮烷的压敏粘合剂组合物,所述环状分子具有反应性基团,所述聚轮烷在线性的两端具有封端基 (B')具有两个或更多个反应性基团的压敏粘合剂聚合物,和(C)具有两个或更多个能够与聚轮烷(A)的反应性基团反应的官能团的化合物和反应性基团 的聚合物(B')。 结果,可以提供一种压敏粘合片,其包含柔软性优异并且具有高凝胶分数和耐久性的压敏粘合剂层和构成压敏粘合剂层的压敏粘合剂组合物。