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    • 91. 发明专利
    • Lightweight molding having rising part, and method for manufacturing the same
    • 具有上升部分的轻型成型及其制造方法
    • JP2013010254A
    • 2013-01-17
    • JP2011144424
    • 2011-06-29
    • Teijin Ltd帝人株式会社
    • ARAKAWA MOTOOMIKONDO YUTAKATANIGUCHI MICHIHARU
    • B29C43/34B29C33/42B29C43/14B29C43/36B29C43/52B29K105/12
    • PROBLEM TO BE SOLVED: To provide a lightweight molding, which includes a fiber-reinforced composite material containing a thermoplastic resin, and has a rising part extending in a longitudinal direction to a horizontal part.SOLUTION: Relating to a random mat constituted by the thermoplastic resin and a reinforced fiber of an average fiber length of 10-100 mm and containing a fiber bundle satisfying predetermined opening conditions, a random mat in which a charge rate to a die configuration is ≥5 and ≤100%, or a precursor before molding is used to carry out a press molding, and the molding having the rising part extending in the longitudinal direction to the horizontal part such as a rib and/or a boss is manufactured. Also in the rising part a maintenance of an isotropic nature of the fiber is possible. Further, the molding which can maintain a fixed fiber length and fiber content rate at each part is provided.
    • 解决的问题:提供一种轻质成型体,其包括含有热塑性树脂的纤维增强复合材料,并具有沿纵向方向延伸到水平部分的上升部分。 解决方案:关于由热塑性树脂和平均纤维长度为10-100mm并包含满足预定打开条件的纤维束的增强纤维构成的无规毡,其中向模具的加料速率 配置为≥5且≤100%,或者使用模塑前的前体进行加压成型,并且制造具有沿纵向方向延伸到诸如肋和/或凸起的水平部分的上升部分的模制品 。 同样在上升部分,纤维的各向同性的维持是可能的。 此外,可以提供能够维持各部分的固定纤维长度和纤维含有率的成型体。 版权所有(C)2013,JPO&INPIT
    • 93. 发明专利
    • Multilayer uniaxially oriented film
    • 多层独立电影
    • JP2013007789A
    • 2013-01-10
    • JP2011138821
    • 2011-06-22
    • Teijin Ltd帝人株式会社
    • OYA TAROONO MITSUMASAYOSHIDA TETSUO
    • G02B5/30B32B7/02B32B27/36C08G63/181G02F1/1335
    • PROBLEM TO BE SOLVED: To provide a multilayer uniaxially oriented film having a reflective polarization function, in which the polarizing performance is further enhanced compared to a conventional film, shift in a hue of transmitted polarized light depending on an incident angle in an oblique direction is prevented for the light obliquely incident to the film, and excellent heat-resistant dimensional stability is obtained.SOLUTION: The multilayer uniaxially oriented film comprises alternately laminated first layers and second layers in total 251 layers or more. The first layer is a layer comprising a polyester, which contains: (i) as a dicarboxylic acid component, a specified dicarboxylic acid component by 5 mol% or more and 50 mol% or less containing naphthoic acid component, and a dicarboxylic acid component having a naphthalene diyl group; and (ii) as a diol component, a diol component having a 2-4C alkylene group. The second layer is an optically isotropic layer having an average refractive index of 1.50 or more and 1.60 or less, comprising a copolymer polyester having a glass transition temperature of 80 or higher and a copolymerization amount of 5 mol% or more and 85 mol% or less. The multilayer uniaxially oriented film shows a thermal shrinkage of 1.5% or less at 85°C.
    • 要解决的问题:为了提供具有反射偏振功能的多层单轴取向膜,其中与常规膜相比,偏振性能进一步提高,透射偏振光的色调根据入射角度偏移 对于倾斜入射到膜的光,防止倾斜方向,并且获得优异的耐热尺寸稳定性。 解决方案:多层单轴取向膜包括总共251层或更多层交替层叠的第一层和第二层。 第一层是包含聚酯的层,其包含:(i)作为二羧酸成分的含有5摩尔%以上且50摩尔%以下含有萘甲酸成分的特定的二羧酸成分,以及具有 萘二基; 和(ii)作为二醇成分,具有2-4C亚烷基的二醇成分。 第二层是平均折射率为1.50以上且1.60以下的光学各向同性层,其包含玻璃化转变温度为80以上,共聚量为5摩尔%以上至85摩尔%的共聚聚酯, 减。 多层单轴取向膜在85℃下的热收缩率为1.5%以下。 版权所有(C)2013,JPO&INPIT
    • 95. 发明专利
    • Laminated film
    • 层压膜
    • JP2012236351A
    • 2012-12-06
    • JP2011107284
    • 2011-05-12
    • Teijin Ltd帝人株式会社
    • OYA TAROONO MITSUMASAYOSHIDA TETSUO
    • B32B7/02B29C55/04B29K67/00B29L9/00B29L11/00B32B27/36G02B5/30G02F1/1335
    • PROBLEM TO BE SOLVED: To provide a laminated film eliminating hue shift relative to incident light in an oblique direction while further enhancing polarization performance as compared with conventional ones and capable of obtaining high brightness improvement effect without deterioration in planarity or brightness unevenness even when used in a large display.SOLUTION: In this laminated film in which a diffusion film is laminated on at least one surface of a reflective polarizing film, central line average roughness SRa, peak count SPc, and an in-plane retardation value and a retardation value in a direction perpendicular to the in-plane directions at a wavelength of 550 nm of the diffusion film are in specific ranges, respectively, the reflective polarizing film comprises uniaxial stretch multilayer laminated films of ≥251 layers, the first layer comprises a thermoplastic resin in which the refractive index in the uniaxial stretch direction is increased by the stretching and the refractive indexes in its orthogonal direction and a film thickness direction are reduced by the stretching, the second layer comprises a thermoplastic resin having a small refractive index difference due to the stretching, average reflectance in a reflective axis direction is ≥90% and average reflectance in the transmission axis direction is ≤15%.
    • 要解决的问题:提供一种叠层膜,其相对于常规方式提供了相对于入射光的色调偏移,同时进一步提高了极化性能,并且能够获得高亮度改善效果,而不会使平面度或亮度不均匀性甚至均匀 用于大型显示​​屏时。 解决方案:在该反射偏振片的至少一个表面层叠扩散膜的层压膜中,中心线平均粗糙度SRa,峰值计数SPc以及面内延迟值和相位差值 扩散膜的波长为550nm的与面内方向垂直的方向分别为特定范围,反射型偏振片为≥251层的单轴拉伸多层层叠膜,第一层为热塑性树脂,其中, 单轴拉伸方向的折射率通过拉伸而增加,其正交方向的折射率和膜厚度方向通过拉伸而减小,第二层包括由于拉伸而具有小的折射率差的热塑性树脂,平均 反射轴方向的反射率为≥90%,透射轴方向的平均反射率为≤15%。 版权所有(C)2013,JPO&INPIT
    • 97. 发明专利
    • Nonwoven fabric excellent in flexibility and water retentivity, and method for producing the same
    • 非织造织物在柔软性和水保持性方面优异,以及其生产方法
    • JP2012207350A
    • 2012-10-25
    • JP2011075072
    • 2011-03-30
    • Teijin Ltd帝人株式会社
    • KAGEYAMA YUKAKOSATAKE MAKOTOKANEKO HIROAKI
    • D04H1/495D04H1/435D04H1/728
    • PROBLEM TO BE SOLVED: To provide a sheet-like nonwoven fabric comprising a biodegradable polymer and having flexibility and water retentivity.SOLUTION: The sheet-like nonwoven fabric includes a fiber structure of a biodegradable polymer having a fiber diameter of 500 nm to 30 μm, in which the density alternately changes between low and high at an interval of 100 μm to 2 mm, and sparse contexture has a bulk density of 20 to 90 kg/mand dense contexture has a bulk density of 100 to 200 kg/m. The method for producing the sheet-like nonwoven fabric includes a process of fabricating a fiber structure by an electrospinning method, and a process of performing hydroentanglement of the fiber structure to form dense contexture and sparse contexture.
    • 要解决的问题:提供一种包含可生物降解的聚合物并且具有柔软性和保水性的片状无纺织物。 解决方案:片状无纺布包括纤维直径为500nm至30μm的生物可降解聚合物的纤维结构,其中密度以100μm至2mm的间隔在低和高之间交替变化, 稀疏质地的堆积密度为20〜90 kg / m 2,密度约为100〜200 kg / m 2的堆积密度。SP SP =“POST”> 3 。 片状无纺布的制造方法包括通过静电纺丝法制造纤维结构体的方法,以及进行纤维结构的水刺缠结以形成密集的粘合和稀疏的织构的方法。 版权所有(C)2013,JPO&INPIT
    • 99. 发明专利
    • Seat back frame for vehicle
    • 车座后座
    • JP2012166708A
    • 2012-09-06
    • JP2011029710
    • 2011-02-15
    • Teijin Ltd帝人株式会社
    • OTSUBO MAKOTOARAKAWA MOTOOMI
    • B60N2/90A47C7/40B60N2/42
    • PROBLEM TO BE SOLVED: To provide an energy absorption structure, which efficiently absorbs large shock energy regardless of light weight and is effective as a seat back frame for a vehicle.SOLUTION: The seat back frame for a vehicle includes: a frame body with an approximately rectangular-frame shape; and a partition wall material, as components. The partition wall material includes a constitution member, which is formed by coating a part of opening of the frame body or the whole thereof in a plane form with a fiber material without a sewing part.
    • 要解决的问题:提供能量吸收结构,其能够有效地吸收大的冲击能量,而不管轻量化,并且作为车辆的座椅靠背框架是有效的。 解决方案:用于车辆的座椅靠背框架包括:具有大致矩形框架形状的框架体; 和分隔壁材料,作为部件。 分隔壁材料包括构造构件,其通过以不具有缝合部分的纤维材料的平面形式涂覆框体的整个开口部分或整体而形成。 版权所有(C)2012,JPO&INPIT
    • 100. 发明专利
    • Random mat
    • 随机MAT
    • JP2012158847A
    • 2012-08-23
    • JP2011019890
    • 2011-02-01
    • Teijin Ltd帝人株式会社
    • KONAGAI YUHEIKONDO YUTAKASONODA NAOAKI
    • D04H1/60C08J5/04
    • PROBLEM TO BE SOLVED: To provide a random mat that is used as a preform for a molding of a fiber-reinforced composite material.SOLUTION: The random mat comprises reinforcing fibers having a fiber length of 10-100 mm and thermoplastic resin. The reinforcing fibers are substantially randomly oriented in two dimensions in a basis weight of 25-3000 g/m. A reinforcing fiber bundle (A) comprises fibers in an amount equal to or higher than a critical single yarn number which is defined by the formula (1), the content of the reinforcing fiber bundle (A) based on the whole amount of fibers is from 30 Vol% or more to less than 90 Vol% and an average number of fibers (N) in the reinforcing fiber bundle (A) satisfies the following formula (2): the critical single yarn number=600/D (1); and 6×10/D
    • 要解决的问题:提供用作纤维增强复合材料的成型用预成型体的随机垫。 解决方案:随机垫包括纤维长度为10-100mm的增强纤维和热塑性树脂。 增强纤维基本上以25-3000g / m 2的重量的二维尺寸随机取向。 增强纤维束(A)包含由式(1)定义的等于或高于临界单纱数量的纤维,基于纤维总量的增强纤维束(A)的含量为 增强纤维束(A)中的30体积%以上且小于90体积%的平均纤维数(N)满足下式(2):临界单纱数= 600 / D(1) 和6×10 4 / D 2 5 / D 2(其中D是增强纤维的平均纤维直径(μm))。 版权所有(C)2012,JPO&INPIT