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    • 5. 发明授权
    • Fiber reinforced propylene resin composition
    • 纤维增强丙烯树脂组合物
    • US08530565B2
    • 2013-09-10
    • US13141671
    • 2009-12-24
    • Masato HonmaAtsuki TsuchiyaKeiichi Asami
    • Masato HonmaAtsuki TsuchiyaKeiichi Asami
    • C08K3/04C08L51/04C08L31/04
    • C08L23/10B29K2023/12B29K2105/06C08L23/142C08L2205/02C08L2205/16C08L2666/02
    • [Object] The invention provides a fiber reinforced propylene resin composition having interfacial adhesion between a propylene resin and a reinforcing fiber and capable of preparing molded articles having high mechanical properties.[Means for Achieving the Object] The fiber reinforced propylene resin composition comprises: (A) 1 to 75% by weight of a reinforcing fiber, (B) 0.01 to 10% by weight of a first propylene resin containing 50 to 99% by mol of a constituting unit derived from propylene of an olefin component, (C) 0.01 to 10% by weight of a second propylene resin at least containing a carboxylic acid salt bonded to a polymer chain and (D) 5 to 98.98% by weight of a third propylene resin, wherein the order of the weight average molecular weights Mw of the components (B), (C) and (D) satisfy the following relation; component (D)>component (B)>component (C).
    • 本发明提供了一种在丙烯树脂和增强纤维之间具有界面粘合性且能够制备具有高机械性能的模塑制品的纤维增强丙烯树脂组合物。 实现目标的手段纤维增强丙烯树脂组合物包含:(A)1〜75重量%的增强纤维,(B)0.01〜10重量%的含有50〜99摩尔% 的衍生自烯烃组分的丙烯的构成单元,(C)0.01至10重量%的至少含有与聚合物链键合的羧酸盐的第二丙烯树脂和(D)5至98.98重量%的 (B),(C)和(D)的重均分子量Mw的顺序满足以下关系: 组分(D)>组分(B)>组分(C)。
    • 9. 发明申请
    • PREPREG, PREFORM, MOLDED PRODUCT, AND METHOD FOR MANUFACTURING PREPREG
    • PREPREG,PREFORM,MOLDED PRODUCT,AND METHOD FOR MANUFACTURING PREPREG
    • US20110143110A1
    • 2011-06-16
    • US12737619
    • 2009-07-24
    • Atsuki TsuchiyaMasato HonmaHideaki SasakiShoji Murai
    • Atsuki TsuchiyaMasato HonmaHideaki SasakiShoji Murai
    • B32B5/02B32B27/04B29C70/44
    • C08J5/04B29C70/08B29C70/50C08J3/212C08J5/24Y10T428/24942Y10T428/2495Y10T428/24994
    • This invention is A prepreg comprising a reinforcing fiber base material impregnated with a thermoplastic resin, wherein the reinforcing fiber base material comprises from 0 to 50% by mass of reinforcing fibers each having a fiber length of more than 10 mm, from 50 to 100% by mass of reinforcing fibers each having a fiber length of from 2 to 10 mm, and from 0 to 50% by mass of reinforcing fibers each having a fiber length of less than 2 mm, the average of two-dimensional orientation angles each formed by a reinforcing filament (a) and a reinforcing filament (b) intersecting the reinforcing filament (a) is from 10 to 80°, the thickness h0 (mm) at 23° C. is 0.03 to 1 mm, and the tensile strength σ is 0.01 MPa or more.The prepreg can be applied for thin molded products which have been considered unsuitable as a laminated molded product and can provide molded products that have a complicated shape and have isotropically high mechanical properties.
    • 本发明是一种预浸料,其包含浸渍有热塑性树脂的增强纤维基材,其中,所述增强纤维基材含有0〜50质量%的纤维长度大于10mm的增强纤维,50〜100质量% 的纤维长度为2〜10mm的增强纤维和0〜50质量%的纤维长度小于2mm的增强纤维,二维取向角的平均值由 与增强丝(a)交叉的增强丝(a)和增强丝(b)的厚度为0〜80°,23℃下的厚度h0(mm)为0.03〜1mm,拉伸强度& 为0.01MPa以上。 预浸料可以用于被认为不适合作为层叠成型品的薄型成型品,能够提供具有复杂形状并具有各向异性的高机械性能的成型品。