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    • 1. 发明授权
    • Polypropylene resin composition and the use of the same
    • 聚丙烯树脂组合物及其用途相同
    • US5536773A
    • 1996-07-16
    • US274751
    • 1994-07-14
    • Masaya YamadaMichio ToriumiYasuo FutamiTetsunori ShinozakiMamoru Kioka
    • Masaya YamadaMichio ToriumiYasuo FutamiTetsunori ShinozakiMamoru Kioka
    • C08L23/10C08L23/14C08L57/02C08L23/12C08L43/00C08L45/00
    • C08L23/10C08L23/14C08L57/02Y10S428/91Y10T428/2495Y10T428/31913
    • Disclosed are a polypropylene resin composition comprising a crystalline polypropylene having a high stereoregularity and a terpene resin and a petroleum resin each having no polar group; a polypropylene stretched film formed from the polypropylene resin composition; and a polypropylene multi-layer stretched film having a base layer formed from the polypropylene resin composition and a surface layer formed from a polypropylene type polymer. The polypropylene stretched film and a polypropylene multi-layer stretched film have excellent water-vapor barrier properties and transparency, and a high Young's modulus.Further, disclosed are a polypropylene resin composition comprising a crystalline polypropylene having a high stereoregularity and a hydrogenated petroleum resin; a PTP packaging polypropylene sheet formed from the polypropylene resin composition; and a PTP packaging polypropylene multi-layer sheet having a base layer formed from the polypropylene resin composition and a surface layer formed from a propylene type polymer, wherein the proportion of the thickness of the base layer to the total thickness of the sheet is more than 50%, and the total thickness of the sheet and the proportion of the thickness of the base layer satisfy the specific relationship. The PTP packaging polypropylene sheet and the PTP packaging polypropylene multi-layer sheet have excellent water-vapor barrier properties and transparency, and a high rigidity.
    • 公开了包含具有高立构规整性的结晶聚丙烯和萜烯树脂的聚丙烯树脂组合物和各自不含极性基团的石油树脂; 由聚丙烯树脂组合物形成的聚丙烯拉伸膜; 和由聚丙烯树脂组合物形成的基层和由聚丙烯类聚合物形成的表面层的聚丙烯多层拉伸膜。 聚丙烯拉伸膜和聚丙烯多层拉伸膜具有优异的水蒸气阻隔性和透明性,以及高杨氏模量。 此外,公开了包含具有高立构规整性的结晶聚丙烯和氢化石油树脂的聚丙烯树脂组合物; 由聚丙烯树脂组合物形成的PTP包装聚丙烯片; 和由聚丙烯树脂组合物形成的基层和由丙烯类聚合物形成的表面层的PTP包装聚丙烯多层片,其中基层厚度与片材总厚度的比例大于 50%,并且片材的总厚度和基底层的厚度的比例满足特定关系。 PTP包装聚丙烯片材和PTP包装聚丙烯多层片材具有优异的水蒸气阻隔性能和透明度,刚性好。
    • 2. 发明授权
    • Polypropylene resin composition and the use of the same
    • 聚丙烯树脂组合物及其用途相同
    • US5595827A
    • 1997-01-21
    • US463674
    • 1995-06-05
    • Masaya YamadaMichio ToriumiTetsunori ShinozakiMamoru Kioka
    • Masaya YamadaMichio ToriumiTetsunori ShinozakiMamoru Kioka
    • C08L23/10C08L23/14C08L57/02B32B27/08B32B7/00
    • C08L23/10C08L23/14C08L57/02Y10S428/91Y10T428/2495Y10T428/31913
    • Disclosed are a polypropylene resin composition comprising a crystalline polypropylene having a high stereoregularity and a terpene resin and a petroleum resin each having no polar group; a polypropylene stretched film formed from the polypropylene resin composition; and a polypropylene multi-layer stretched film having a base layer formed from the polypropylene resin composition and a surface layer formed from a polypropylene type polymer. The polypropylene stretched film and a polypropylene multi-layer stretched film have excellent water-vapor barrier properties and transparency, and a high Young's modulus.Further, disclosed are a polypropylene resin composition comprising a crystalline polypropylene having a high stereoregularity and a hydrogenated petroleum resin; a PTP packaging polypropylene sheet formed from the polypropylene resin composition; and a PTP packaging polypropylene multi-layer sheet having a base layer formed from the polypropylene resin composition and a surface layer formed from a propylene type polymer, wherein the proportion of the thickness of the base layer to the total thickness of the sheet is more than 50%, and the total thickness of the sheet and the proportion of the thickness of the base layer satisfy the specific relationship. The PTP packaging polypropylene sheet and the PTP packaging polypropylene multi-layer sheet have excellent water-vapor barrier properties and transparency, and a high rigidity.
    • 公开了包含具有高立构规整性的结晶聚丙烯和萜烯树脂的聚丙烯树脂组合物和各自不含极性基团的石油树脂; 由聚丙烯树脂组合物形成的聚丙烯拉伸膜; 和由聚丙烯树脂组合物形成的基层和由聚丙烯类聚合物形成的表面层的聚丙烯多层拉伸膜。 聚丙烯拉伸膜和聚丙烯多层拉伸膜具有优异的水蒸气阻隔性和透明性,以及高杨氏模量。 此外,公开了包含具有高立构规整性的结晶聚丙烯和氢化石油树脂的聚丙烯树脂组合物; 由聚丙烯树脂组合物形成的PTP包装聚丙烯片; 和由聚丙烯树脂组合物形成的基层和由丙烯类聚合物形成的表面层的PTP包装聚丙烯多层片,其中基层厚度与片材总厚度的比例大于 50%,并且片材的总厚度和基底层的厚度的比例满足特定关系。 PTP包装聚丙烯片材和PTP包装聚丙烯多层片材具有优异的水蒸气阻隔性能和透明度,刚性好。
    • 4. 发明授权
    • Spunbonded non-woven fabric and laminate
    • 纺粘无纺布和层压板
    • US06759357B1
    • 2004-07-06
    • US09936899
    • 2001-09-19
    • Michio Toriumi
    • Michio Toriumi
    • B32B516
    • D04H3/007B32B5/26D01F6/46D04H3/02D04H3/14D04H3/16D04H13/00Y10T442/653Y10T442/659Y10T442/66Y10T442/68Y10T442/681Y10T442/699
    • A spunbonded non-woven fabric and a laminate composed of one or more such spunbonded non-woven fabrics and of one or more melt-blown non-woven fabrics under lamination, wherein the spunbonded non-woven fabric does scarcely suffer from occurence of rough surface and reveal scarce adherent touch with better hand feel due to permission of attaining more finer filament and can be produced efficiently without suffering from filament fracture on the spinning, wherein the said spunbonded non-woven fabric is made of fibers of a polypropylene resin composition having fiber finenesses of 0.8 to 2.8 denier and has an average friction factor (MIU) of 0.1 to 0.3, a thickness uniformity of 0.8 or less, a waterproof performance of at least 60 mmH2O and a gas permeability of not higher than 480 ml/cm2/sec.
    • 纺粘无纺布和由一种或多种这样的纺粘非织造织物和层压下的一种或多种熔喷无纺织物组成的层压体,其中纺粘无纺布几乎不发生粗糙表面 并且由于允许获得更细的长丝并且可以有效地生产而不会在纺丝时发生细丝断裂,从而具有更好的手感,其中所述纺粘非织造织物由具有纤维的聚丙烯树脂组合物的纤维制成 细度为0.8〜2.8旦,平均摩擦系数(MIU)为0.1〜0.3,厚度均匀度为0.8以下,防水性能为60mmH2O以上,透气度不高于480ml / cm 2 > /秒。