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    • 41. 发明专利
    • Insulated wire
    • 绝缘线
    • JP2014086390A
    • 2014-05-12
    • JP2012236873
    • 2012-10-26
    • Teijin Ltd帝人株式会社
    • OKAMURA SHUHEI
    • H01B7/04H01B11/00
    • PROBLEM TO BE SOLVED: To provide an insulated wire having excellent solderability, while having lightness, flexibility, high tensile strength and high conductivity.SOLUTION: An insulated wire contains an organic fiber yarn and satisfies following (1) to (3) at the same time, the organic fiber yarn is coated by metals, and the organic fiber yarn coated by metals is coated by a thermoplastic resin. (1) The thermal decomposition temperature of the organic fiber yarn is 400°C or higher and tensile strength is 15 cN/dtex or more. (2) Electric resistance of the organic fiber yarn coated by metals is 3 Ω/m or less. (3) The softening resistance temperature of the insulated wire measured based on JIS C 3216-6 is 170°C or higher.
    • 要解决的问题:提供具有优异的可焊性的绝缘电线,同时具有轻巧,柔韧性,高拉伸强度和高导电性。解决方案:绝缘线含有有机纤维纱,并且在相同的条件下满足以下(1)至(3) 时间,有机纤维纱线被金属涂覆,被金属涂覆的有机纤维纱线用热塑性树脂涂覆。 (1)有机纤维丝的热分解温度为400℃以上,拉伸强度为15cN / dtex以上。 (2)金属涂覆的有机纤维纱的电阻为3〜OHgr / m以下。 (3)基于JIS C 3216-6测定的绝缘线的耐软化温度为170℃以上。
    • 42. 发明专利
    • Electromagnetic wave shielding material
    • 电磁波屏蔽材料
    • JP2014075485A
    • 2014-04-24
    • JP2012222270
    • 2012-10-04
    • Teijin Ltd帝人株式会社
    • INAGAKI KENJI
    • H05K9/00B32B5/24B32B15/14B32B27/36D04H1/541D06M11/83D06M101/32
    • PROBLEM TO BE SOLVED: To provide a thin electromagnetic wave shielding material having excellent strength, without compromising the electromagnetic wave shielding properties.SOLUTION: An electromagnetic wave shielding material is produced by subjecting a wet non-woven fabric to metal coating treatment. The fibers composing the wet non-woven fabric includes polyester fibers having a single fiber fineness of 1.1 dtex or less, and a thickness in the range of 10-30 μm. Tensile strength of the electromagnetic wave shielding material is 5 N or more with 15 mm width, and further includes unstretched binder fibers having a single fiber fineness of 1.8 dtex or less.
    • 要解决的问题:提供具有优异强度的薄电磁波屏蔽材料,而不损害电磁波屏蔽性能。解决方案:通过对湿式无纺布进行金属涂层处理来制造电磁波屏蔽材料。 构成湿式无纺布的纤维包括单纤维纤度为1.1dtex以下,厚度为10〜30μm的聚酯纤维。 电磁波屏蔽材料的拉伸强度为15mm宽的5N以上,进一步包括单纤维纤度为1.8dtex以下的未拉伸粘合纤维。
    • 43. 发明专利
    • Production method of wholly aromatic polyamide fiber
    • 芳香族聚酰胺纤维的生产方法
    • JP2014070306A
    • 2014-04-21
    • JP2012217246
    • 2012-09-28
    • Teijin Ltd帝人株式会社
    • KOMIYA NAOYA
    • D01F6/60C08G69/12D01D5/06
    • PROBLEM TO BE SOLVED: To provide a production method of a wholly aromatic polyamide fiber in which fuzz is reduced and quality is high.SOLUTION: A production method comprises as follows. In a coagulation process in which when producing a wholly aromatic polyamide fiber, a polymer solution is discharged in a coagulation bath from a spinneret through an air gap to obtain a coagulation yarn, a coagulation yarn fineness is made 50-600 dtex, a spinning speed is made a range of at most 150 m/min, and a coagulation yarn draft is set to a spinning draft calculated by a computation expression for each specific range of a single fiber fineness.
    • 要解决的问题:提供一种全芳香族聚酰胺纤维的制造方法,其中绒毛减少,品质高。解决方案:一种制造方法包括如下。 在制造全芳香族聚酰胺纤维的凝固方法中,聚合物溶液从喷丝头通过气隙在凝固浴中排出,得到凝固丝,凝固丝细度为50〜600dtex,纺丝速度 制成最大为150m / min的范围,并且将凝结纱线牵伸设定为通过单个纤维细度的每个特定范围的计算表达式计算的纺丝牵伸力。
    • 44. 发明专利
    • Method for producing para type all aromatic polyamide regenerated solution
    • 生产PARA型所有芳族聚酰胺再生溶液的方法
    • JP2014070133A
    • 2014-04-21
    • JP2012216605
    • 2012-09-28
    • Teijin Ltd帝人株式会社
    • ONISHI MASAMICHI
    • C08J11/08C08J3/11
    • Y02W30/701
    • PROBLEM TO BE SOLVED: To provide a method for producing a para type all aromatic polyamide regenerated solution obtained by dissolving a para type all aromatic polyamide formed body whose viscosity reaches the one same as a fresh all aromatic polyamide solution obtained by performing polymerization reaction.SOLUTION: Using a para type all aromatic polyamide formed body as raw material, a process of swelling the formed body in a solvent including no inorganic salt is performed, and, when the formed body swollen by the addition of inorganic salt after that is dissolved, the dissolution is performed at a temperature in a specified range.
    • 要解决的问题:提供一种制备对位型全芳香族聚酰胺再生溶液的方法,所述芳族聚酰胺再生溶液通过溶解与通过进行聚合反应得到的新鲜全部芳香族聚酰胺溶液相同的对位型全芳香族聚酰胺成型体而得到。 :使用对位型全芳香族聚酰胺成形体作为原料,进行在不含无机盐的溶剂中使成形体溶胀的工序,当成型体通过加入溶解后的无机盐而溶胀时, 在规定范围的温度下进行溶解。
    • 45. 发明专利
    • Method for producing press-molded article by using stampable sheet-like product
    • 通过使用可压缩片材产品生产压模的方法
    • JP2014069403A
    • 2014-04-21
    • JP2012216608
    • 2012-09-28
    • Teijin Ltd帝人株式会社
    • IZAWA HAJIME
    • B29C43/02B29C39/02B29C43/58B29K101/12B29K105/08
    • PROBLEM TO BE SOLVED: To provide a method for stably producing a press-molded article which can cope with even a thin molded article, is excellent in isotropy being a mechanical property, is shaped easily into a three-dimensional form, and has a complicated shape and to provide the press-molded article obtained thereby.SOLUTION: In the method for producing the press-molded article, a sheet-like product comprising a reinforcing fiber containing a fiber or a particle of a thermoplastic resin is press-molded with 0.1-100 MPa pressing force. The thermally-deformable sheet-like product contains 5-70 wt.% of the reinforcing fiber, which comprises 40-100 wt.% of a carbon fiber and 0-60 wt.% of a heat-resistant organic fiber, and 30-95 wt.% of thermoplastic material. The fiber length of the heat-resistant organic fiber is 10-100 mm and that of the carbon fiber is equal to or shorter than 100 mm. The mean value of two-dimensional orientation angles each of which is formed by a reinforcing fiber single yarn and another reinforcing fiber single yarn, which cross each other, is 5-90 degrees. The sheet-like product has 0.03-1.00 mm thickness and 50-1,000 MPa tensile strength at 25°C.
    • 要解决的问题:为了提供一种稳定地制造能够应对薄型成型品的压制成形品的方法,具有优异的各向同性为机械性能,容易成形为三维形状,并且具有复杂的 形成并提供由此获得的压模制品。解决方案:在制造压模制品的方法中,将含有纤维或热塑性树脂颗粒的增强纤维的片状制品用0.1 -100MPa压力。 可热变形的片状产品含有5-70重量%的增强纤维,其包含40-100重量%的碳纤维和0-60重量%的耐热有机纤维,以及30重量% 95重量%的热塑性材料。 耐热有机纤维的纤维长度为10-100mm,碳纤维的纤维长度等于或小于100mm。 由增强纤维单丝和另一种交织的增强纤维单丝形成的二维取向角的平均值为5-90度。 板状产品在25℃下具有0.03-1.00mm厚度和50-1,000MPa拉伸强度。
    • 46. 发明专利
    • Piezoelectric loudspeaker
    • 压电扬声器
    • JP2014068142A
    • 2014-04-17
    • JP2012211133
    • 2012-09-25
    • Teijin Ltd帝人株式会社Kansai Univ学校法人 関西大学
    • YOSHIDA TETSUOTANUKI YOSHIROKATO ATSUKO
    • H04R17/00C08J5/18H01L41/08H01L41/083H01L41/193H01L41/22H01L41/45H04R7/12
    • PROBLEM TO BE SOLVED: To provide a piezoelectric loudspeaker that can output a loud sound from a diaphragm having curved through bending vibration.SOLUTION: There is provided a piezoelectric loudspeaker having a piezoelectric laminate joined to at least one surface of a diaphragm 11, the piezoelectric loudspeaker being characterized in that: (i) the piezoelectric laminate has a conductive layer 2 and an oriented film layer 1 made of polylactic acid laminated alternately and conductive layers adjoining each other with an oriented film layer interposed each have an effective electrode part 6 having one end short-circuited to a negative electrode 10 and the other end short-circuited to a positive electrode 9 and also including a conductive layer between the adjacent oriented film layers and also have immobile parts 7 and 8 where the oriented film layers adjoin each other with no conductive layer interposed; (ii) the piezoelectric laminate and the diaphragm are joined together at the effective electrode part of the piezoelectric laminate and not joined at the immobile parts; (iii) oriented film layers sandwiched between respective conductive layers are so laminated as to expand and contract in the same directions when current flows, and the diaphragm is caused to curve through expanding/contracting displacement of the piezoelectric laminate so as to generate sound through bending vibration.
    • 要解决的问题:提供一种可以从具有弯曲的弯曲振动的隔膜输出大声的压电扬声器。解决方案:提供一种压电扬声器,其具有接合到振动膜11的至少一个表面的压电层压板,压电 扬声器的特征在于:(i)压电层叠体具有交替层叠的由聚乳酸形成的导电层2和取向膜层1,并且插入了取向膜层的彼此相邻的导电层各自具有具有一个的有效电极部6 端部与负极10短路,另一端与正极9短路,并且在相邻的取向膜层之间还包括导电层,并且还具有固定部分7和8,其中取向膜层彼此相邻地与 不插入导电层; (ii)压电层叠体和隔膜在压电层叠体的有效电极部分接合在一起并且不接合在不动部分; (iii)夹在各导电层之间的定向膜层被层叠以在电流流动时以相同的方向膨胀和收缩,并且通过压电层叠体的膨胀/收缩位移使隔膜弯曲,从而通过弯曲产生声音 振动。
    • 47. 发明专利
    • Fiber-reinforced plastic and production method thereof
    • 纤维增强塑料及其生产方法
    • JP2014065831A
    • 2014-04-17
    • JP2012212484
    • 2012-09-26
    • Teijin Ltd帝人株式会社
    • TSUNAWAKI FUMIAKI
    • C08J5/04
    • PROBLEM TO BE SOLVED: To provide a fiber-reinforced plastic having excellent mechanical properties and excellent fire resistance, and to provide a production method thereof.SOLUTION: The fiber-reinforced plastic comprises reinforcing fiber and thermoplastic resin, that is, comprises 5 to 70 wt.% of the reinforcing fiber and 30 to 95 wt.% of the thermoplastic resin, wherein the reinforcing fiber has fibril having an average diameter of 1% or less of the average diameter of single fibers constituting the reinforcing fiber (excluding the fibril). The fiber-reinforced plastic is molded by heating or heating and pressurizing a base material for molding the fiber reinforced plastic. The base material comprises reinforcing fiber and thermoplastic resin, that is, comprises 5 to 70 wt.% of the reinforcing fiber and 30 to 95 wt.% of the thermoplastic resin, wherein the reinforcing fiber has fibril having an average diameter of 1% or less of the average diameter of single fiber constituting the reinforcing fiber (excluding the fibril).
    • 要解决的问题:提供具有优异的机械性能和优异的耐火性的纤维增强塑料,并提供其制造方法。解决方案:纤维增强塑料包括增强纤维和热塑性树脂,即包含5至70 增强纤维的重量%和热塑性树脂的30〜95重量%,其中,增强纤维具有平均直径为构成增强纤维的单纤维的平均直径的1%以下的原纤维(不包括原纤维) 。 纤维增强塑料通过加热或加热并加压用于模制纤维增强塑料的基材而成型。 该基材包括增强纤维和热塑性树脂,即包含5至70重量%的增强纤维和30至95重量%的热塑性树脂,其中增强纤维具有平均直径为1%的原纤维或 较少构成增强纤维的单纤维的平均直径(不包括原纤维)。
    • 48. 发明专利
    • Fiber-reinforced plastic
    • 纤维增强塑料
    • JP2014062145A
    • 2014-04-10
    • JP2012206340
    • 2012-09-19
    • Teijin Ltd帝人株式会社
    • TSUNAWAKI FUMIAKIINAGAKI YOSHIE
    • C08J5/04
    • PROBLEM TO BE SOLVED: To provide a fiber-reinforced plastic that has excellent mechanical characteristics and good isotropy in various characteristics and exhibits uniform performances.SOLUTION: The fiber-reinforced plastic comprises a reinforcing fiber and a thermoplastic resin and is composed of 5 to 70 wt.% of the reinforcing fiber and 30 to 95 wt.% of the thermoplastic resin. The plastic shows a reinforcing fiber cross-sectional area ratio of 30 to 50%, which is obtained from the formula of (reinforcing fiber cross-sectional area rate (%))=(total cross-sectional area of reinforcing fiber on a cross section of the fiber-reinforced plastic)/(cross-sectional area of the cross section of the fiber-reinforced plastic)×100. The 'total cross-sectional area of the reinforcing fiber on a cross section of the fiber-reinforced plastic' is calculated through the following procedure. Ten reinforcing fibers are extracted from the fiber-reinforced plastic and cut perpendicular to the fiber longitudinal direction and cross-sectional areas of the fibers are measured to obtain an average cross-sectional area (a) of the ten fibers. In a cross section of the fiber-reinforced plastic, such a reinforcing fiber (b) is searched that has a cross-sectional area 1.2 times or more of the average cross-sectional area (a) (including a fiber which is obliquely cut and has a cross-sectional area 1.2 times or more of the average cross-sectional area (a)). When one or more reinforcing fibers (b) are present, the cross-sectional areas of the all reinforcing fibers (b) are measured, and the sum of the areas is regarded as the 'total cross-sectional area of the reinforcing fiber on a cross section of the fiber-reinforced plastic'.
    • 要解决的问题:提供一种纤维增强塑料,其具有优异的机械特性和各种特性的良好各向同性并表现出均匀的性能。解决方案:纤维增强塑料包括增强纤维和热塑性树脂,由5至70 的增强纤维的重量%和热塑性树脂的30〜95重量%。 该塑料的强化纤维截面积比为30-50%,由(增强纤维截面积率(%))=(横截面上的增强纤维的总横截面积) 的纤维增强塑料)/(纤维增强塑料的截面的横截面积)×100。 通过以下步骤计算“纤维增强塑料横截面上的增强纤维的总横截面积”。 从纤维增强塑料中取出10根增强纤维,并垂直于纤维长度方向切割,并测量纤维的横截面积,得到十根纤维的平均截面面积(a)。 在纤维增强塑料的横截面中,搜索到这样的增强纤维(b),其横截面积为平均横截面面积(a)的1.2倍以上(包括倾斜切割的纤维, 横截面积为横截面积(a)的1.2倍以上)。 当存在一种或多种增强纤维(b)时,测量所有增强纤维(b)的横截面面积,将面积之和视为“增强纤维的总横截面积 纤维增强塑料横截面“。
    • 50. 发明专利
    • Base material for fiber-reinforced plastic molding
    • 用于纤维增强塑料模制的基材
    • JP2014055239A
    • 2014-03-27
    • JP2012200976
    • 2012-09-12
    • Teijin Ltd帝人株式会社
    • INAGAKI YOSHIENOTO AI
    • C08J5/04C08K7/06C08L101/00
    • PROBLEM TO BE SOLVED: To provide a base material for fiber-reinforced plastic molding, from which a fiber-reinforced plastic can be obtained, which plastic is excellent in handleability, excellent in deformation properties to be formed easily into a three-dimensional shape, and has excellent mechanical properties.SOLUTION: The base material for fiber-reinforced plastic molding comprises a reinforcing fiber and a thermoplastic fiber, and has 5:95 to 70:30 of a weight ratio of (the reinforcing fiber):(the thermoplastic fiber) and 10-80° of an average value of two-dimensional orientation angles formed by reinforcing fiber single yarn (a) and other reinforcing fiber single yarn (b) which intersects with the yarn (a).
    • 要解决的问题:为了提供用于纤维增强塑料成型的基材,可以从其获得纤维增强塑料,该塑料具有优异的可操作性,易形成三维形状的变形性能优异, 并且具有优异的机械性能。解决方案:用于纤维增强塑料成型的基材包括增强纤维和热塑性纤维,并且具有(增强纤维)的重量比为5:95至70:30 :(热塑性纤维 )和通过增强纤维单纱(a)和与纱线(a)相交的其它增强纤维单纱(b))形成的二维取向角的平均值的10-80°。