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    • 4. 发明申请
    • POLYPROPYLENE RESIN COMPOSITION
    • 聚丙烯树脂组合物
    • US20100048822A1
    • 2010-02-25
    • US12515135
    • 2007-12-14
    • Yasuki FujiwaraShuichi KimataHideki Oshima
    • Yasuki FujiwaraShuichi KimataHideki Oshima
    • C08L23/12
    • C08L23/12C08L23/0815C08L2666/06
    • There are provided a polypropylene resin composition and a molded article thereof, the composition comprising: 60 to 85% by weight of a propylene homopolymer; and 15 to 40% by weight of an ethylene-α-olefin random copolymer containing 45 to 70 parts by mol of ethylene units, and 30 to 55 parts by mol of α-olefin units, and satisfying the following requirements (1) to (5), (1) the propylene homopolymer has a melting temperature of 163 to 170° C.; (2) the propylene homopolymer contains 0.01% or less of regio defects resulted from a 2,1-insertion and a 1,3-insertion in all propylene units; (3) the polypropylene resin composition has a ratio B/A of 0.9 or more, provided that A (% by weight) is an amount of the ethylene-α-olefin random copolymer contained in the polypropylene resin composition, and B (% by weight) is an amount of soluble parts in xylene at a room temperature contained in the polypropylene resin composition; (4) the ethylene-α-olefin random copolymer has a molecular weight distribution of 2.0 to 4.0; and (5) the ethylene-α-olefin random copolymer contained in the polypropylene resin composition has a shape of a particle, whose volume-average particle diameter is 1.0 μm or less, measured by observing a cross-section of a 0.5 mm-thick sheet with a transmission electron microscopy, the sheet being obtained by hot press-molding the above polypropylene resin composition at 190° C. for 3 minutes under a pressure of 35 kgf/cm2, provided that the cross-section of the above particle has a round shape.
    • 提供一种聚丙烯树脂组合物及其模制品,该组合物包含:60-85重量%的丙烯均聚物; 和15〜40重量%的含有45〜70摩尔的乙烯单元的乙烯-α-烯烃无规共聚物和30〜55摩尔的α-烯烃单元,满足下述(1)〜( 5),(1)丙烯均聚物的熔融温度为163〜170℃。 (2)丙烯均聚物含有0.01%以下的所有丙烯单元中的2,1-插入和1,3-插入引起的区域缺陷; (3)聚丙烯树脂组合物的B / A比为0.9以上,A(重量%)为聚丙烯树脂组合物中所含的乙烯-α-烯烃无规共聚物的量,B(% 重量)是包含在聚丙烯树脂组合物中的在室温下的二甲苯中的可溶部分的量; (4)乙烯-α-烯烃无规共聚物的分子量分布为2.0〜4.0; 和(5)包含在聚丙烯树脂组合物中的乙烯-α-烯烃无规共聚物的体积平均粒径为1.0μm以下的颗粒的形状,通过观察0.5mm厚的横截面 通过透射电子显微镜观察,片材通过在35kgf / cm 2的压力下在190℃下热压成型上述聚丙烯树脂组合物3分钟而获得,条件是上述颗粒的横截面为 圆形。
    • 5. 发明授权
    • Polypropylene resin composition
    • 聚丙烯树脂组合物
    • US08119738B2
    • 2012-02-21
    • US12515135
    • 2007-12-14
    • Yasuki FujiwaraShuichi KimataHideki Oshima
    • Yasuki FujiwaraShuichi KimataHideki Oshima
    • C08F8/00C08L23/00C08L23/04C08L23/10
    • C08L23/12C08L23/0815C08L2666/06
    • There are provided a polypropylene resin composition and a molded article thereof, the composition comprising: 60 to 85% by weight of a propylene homopolymer; and 15 to 40% by weight of an ethylene-α-olefin random copolymer containing 45 to 70 parts by mol of ethylene units, and 30 to 55 parts by mol of α-olefin units, and satisfying the following requirements (1) to (5), (1) the propylene homopolymer has a melting temperature of 163 to 170° C.; (2) the propylene homopolymer contains 0.01% or less of regio defects resulted from a 2,1-insertion and a 1,3-insertion in all propylene units; (3) the polypropylene resin composition has a ratio B/A of 0.9 or more, provided that A (% by weight) is an amount of the ethylene-α-olefin random copolymer contained in the polypropylene resin composition, and B (% by weight) is an amount of soluble parts in xylene at a room temperature contained in the polypropylene resin composition; (4) the ethylene-α-olefin random copolymer has a molecular weight distribution of 2.0 to 4.0; and (5) the ethylene-α-olefin random copolymer contained in the polypropylene resin composition has a shape of a particle, whose volume-average particle diameter is 1.0 μm or less, measured by observing a cross-section of a 0.5 mm-thick sheet with a transmission electron microscopy, the sheet being obtained by hot press-molding the above polypropylene resin composition at 190° C. for 3 minutes under a pressure of 35 kgf/cm2, provided that the cross-section of the above particle has a round shape.
    • 提供一种聚丙烯树脂组合物及其模制品,该组合物包含:60-85重量%的丙烯均聚物; 和15〜40重量%的含有45〜70摩尔的乙烯单元的乙烯-α-烯烃无规共聚物和30〜55摩尔的α-烯烃单元,满足下述(1)〜( 5),(1)丙烯均聚物的熔融温度为163〜170℃。 (2)丙烯均聚物含有0.01%以下的所有丙烯单元中的2,1-插入和1,3-插入引起的区域缺陷; (3)聚丙烯树脂组合物的B / A比为0.9以上,A(重量%)为聚丙烯树脂组合物中所含的乙烯-α-烯烃无规共聚物的量,B(% 重量)是包含在聚丙烯树脂组合物中的在室温下的二甲苯中的可溶部分的量; (4)乙烯-α-烯烃无规共聚物的分子量分布为2.0〜4.0; 和(5)包含在聚丙烯树脂组合物中的乙烯-α-烯烃无规共聚物的体积平均粒径为1.0μm以下的颗粒的形状,通过观察0.5mm厚的横截面 通过透射电子显微镜观察,片材通过在35kgf / cm 2的压力下在190℃下热压成型上述聚丙烯树脂组合物3分钟而获得,条件是上述颗粒的横截面为 圆形。
    • 8. 发明申请
    • Active vibration insulator
    • 主动振动绝缘子
    • US20060139840A1
    • 2006-06-29
    • US11317049
    • 2005-12-27
    • Takayoshi YasudaHideki OshimaHiroyuki IchikawaDaichi MizushimaTakehiko FushimiKenichi Sato
    • Takayoshi YasudaHideki OshimaHiroyuki IchikawaDaichi MizushimaTakehiko FushimiKenichi Sato
    • H01H47/00
    • G05B13/041F16F13/26F16F15/03F16F2230/24G05B23/0243
    • An active vibration insulator includes an electromagnetic actuator, a control-signals generating device, a driver, a calculator, and a judging device. The electromagnetic actuator generates vibrating forces depending on electric-current supplies. The control-signals generating device generates cyclic control signals based on cyclic pulsating signals output from a vibration generating source of a vehicle. The cyclic control signals actively inhibit vibrations generated by the vibration generating source from transmitting to a specific part of the vehicle. The driver drives the electromagnetic actuator by making the electric-current supplies variable based on the cyclic control signals. The calculator calculates an estimated transfer function composed of estimated values of a transfer function for a transfer system including the electromagnetic actuator and the driver. The judging device judges an inoperative malfunction of the electromagnetic actuator based the estimated transfer function.
    • 主动振动绝缘体包括电磁致动器,控制信号产生装置,驱动器,计算器和判断装置。 电磁执行器根据电流供应产生振动。 控制信号生成装置基于从车辆的振动发生源输出的循环脉动信号生成循环控制信号。 循环控制信号主动地抑制振动发生源产生的振动,从而传递到车辆的特定部分。 驱动器通过使电流供应器基于循环控制信号而变化来驱动电磁致动器。 计算器计算由包括电磁致动器和驱动器的传送系统的传递函数的估计值组成的估计传递函数。 判断装置基于估计的传递函数来判断电磁致动器的不操作故障。
    • 9. 发明授权
    • Propylene-ethylene-butene block copolymer and molded article thereof
    • 丙烯 - 乙烯 - 丁烯嵌段共聚物及其模塑制品
    • US07858708B2
    • 2010-12-28
    • US12064647
    • 2006-08-29
    • Hideki OshimaTakashi SanadaKazuki Wakamatsu
    • Hideki OshimaTakashi SanadaKazuki Wakamatsu
    • C08F255/04C08F255/02
    • C08F297/08C08F297/083C08L23/12C08L53/00C08L2666/06
    • A propylene-ethylene-butene block copolymer is provided which includes from 60 to 85% by weight of a polypropylene portion and from 15 to 40% by weight of a propylene-ethylene-butene random copolymer portion, wherein the copolymer satisfies the requirements (1) and (2) given below. In addition, a molded article including such a propylene-ethylene-butene block copolymer is provided.(1) The random copolymer portion includes a propylene-ethylene random copolymer component (EP) and a propylene-ethylene-butene random copolymer component (EPB) and the copolymer component (EP) has an intrinsic viscosity of from 1.5 to 8 dl/g and an ethylene unit content of from 20 to 50% by weight, and the copolymer component (EPB) has an intrinsic viscosity of from 0.5 to 8 dl/g, an ethylene unit content of from 47 to 77% by weight and a butene unit component of from 3 to 33% by weight and the total of the ethylene unit content and the butene unit content is from 50 to 80% by weight.(2): The propylene-ethylene-butene block copolymer has a melt flow rate of from 5 to 120 g/10 min.
    • 提供了丙烯 - 乙烯 - 丁烯嵌段共聚物,其包含60至85重量%的聚丙烯部分和15至40重量%的丙烯 - 乙烯 - 丁烯无规共聚物部分,其中所述共聚物满足要求(1 )和(2)给出。 此外,提供了包含这种丙烯 - 乙烯 - 丁烯嵌段共聚物的模塑制品。 (1)无规共聚物部分包括丙烯 - 乙烯无规共聚物组分(EP)和丙烯 - 乙烯 - 丁烯无规共聚物组分(EPB),共聚物组分(EP)的特性粘度为1.5至8dl / g 乙烯单元含量为20〜50重量%,共聚物成分(EPB)的特性粘度为0.5〜8dl / g,乙烯单元含量为47〜77重量%,丁烯单元 组分为3至33重量%,乙烯单元含量和丁烯单元含量的总和为50至80重量%。 (2):丙烯 - 乙烯 - 丁烯嵌段共聚物的熔体流动速率为5〜120g / 10分钟。
    • 10. 发明申请
    • Propylene-Ethylene Block Copolymer and Molded Article Thereof
    • 丙烯 - 乙烯嵌段共聚物及其成型品
    • US20080319136A1
    • 2008-12-25
    • US12064694
    • 2006-08-29
    • Hideki OshimaTakashi Sanada
    • Hideki OshimaTakashi Sanada
    • C08L23/16
    • C08F297/083C08F210/06C08F297/08C08L53/00C08L2666/04C08L2666/02C08F210/16C08F2500/17C08F2500/11
    • A propylene-ethylene block copolymer comprising from 60 to 85% by weight of a polypropylene portion and from 15 to 40% by weight of a propylene-ethylene random copolymer portion and satisfying the requirements (1) and (2) defined below is provided. In addition, a molded article containing such a propylene-ethylene block copolymer is provided.Requirement (1): the propylene-ethylene random copolymer portion comprises a propylene-ethylene random copolymer component (EP-A) and a propylene-ethylene random copolymer component (EP-B), the copolymer component (EP-A) having an intrinsic viscosity of not less than 4 dl/g but less than 8 dl/g and an ethylene content of from 20 to 60% by weight, and the copolymer component (EP-B) having an intrinsic viscosity of not less than 0.5 dl/g but less than 3 dl/g and an ethylene content of from 40 to 80% by weight.Requirement (2): the propylene-ethylene block has a melt flow rate of from 5 to 120 g/10 min.
    • 提供了包含60至85重量%的聚丙烯部分和15至40重量%的丙烯 - 乙烯无规共聚物部分并满足下述(1)和(2)的要求的丙烯 - 乙烯嵌段共聚物。 另外,提供了含有这种丙烯 - 乙烯嵌段共聚物的成型品。 要求(1):丙烯 - 乙烯无规共聚物部分包括丙烯 - 乙烯无规共聚物组分(EP-A)和丙烯 - 乙烯无规共聚物组分(EP-B),共聚物组分(EP-A) 粘度不小于4dl / g但小于8dl / g,乙烯含量为20至60重量%,特性粘度不小于0.5dl / g的共聚物组分(EP-B) 但小于3dl / g,乙烯含量为40〜80重量%。 要求(2):丙烯 - 乙烯嵌段的熔体流动速率为5〜120g / 10min。