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    • 1. 发明授权
    • Fiber-reinforced thermoplastic resin composite material
    • 纤维增强热塑性树脂复合材料
    • US5750616A
    • 1998-05-12
    • US624743
    • 1996-03-27
    • Takashi ShimpukuNobukazu Atsumi
    • Takashi ShimpukuNobukazu Atsumi
    • C08K3/02C08K3/04C08K3/30C08K7/00C08K7/02C08K7/14C08L23/00C08L101/00C08J5/10C08L23/14
    • C08K7/02C08K3/04
    • A fiber-reinforced thermoplastic resin composite material comprises a thermoplastic resin, 5 to 80% by weight of a fiber reinforcing material having an average diameter ranging from 3 to 21 .mu.m and an average length ranging from 0.3 to 30 mm, and 0.01 to 5% by weight of carbon black whose aggregate size upon primary cohesion is not more than 60 nm. The composite material permits effective prevention of any snapping of glass fibers for reinforcement in molded articles which are colored black or gray due to the contribution of the carbon black having a specific aggregate size incorporated into the resin along with the fiber reinforcing material. Therefore, the composite material can provide molded articles excellent in mechanical strength, for instance, all of tensile strength, flexural strength and Izod impact strength.
    • 纤维增强热塑性树脂复合材料包括热塑性树脂,5至80重量%的平均直径为3至21μm,平均长度为0.3至30mm的纤维增强材料和0.01至5 其一次凝聚时的聚集体尺寸不超过60nm的炭黑重量%。 复合材料允许有效地防止由于具有与纤维增强材料一起结合到树脂中的具有特定聚集体尺寸的炭黑的贡献而在黑色或灰色上着色的模制品中用于增强的玻璃纤维的任何咬合。 因此,复合材料可以提供机械强度优异的成型制品,例如拉伸强度,弯曲强度和艾佐德冲击强度。
    • 2. 发明授权
    • Fiber-reinforced resin molded article
    • 纤维增强树脂成型品
    • US06284831B1
    • 2001-09-04
    • US08964894
    • 1997-11-05
    • Takashi ShimpukuMnoru Toyama
    • Takashi ShimpukuMnoru Toyama
    • C08J510
    • C08J5/10C08J2323/02C08K7/02C08K2201/014C08L23/0876C08L51/06C08L23/02
    • Disclosed is a fiber reinforcement-containing polyolefin composition comprising a polyolefin resin component containing a graft modified polyolefin and/or an ionomer; a long fiber reinforcement having an average fiber diameter of 3 to 21 &mgr;m, of which fibers are arranged and dispersed in a pellet having a length of 3 to 30 mm prepared by molding the polyolfin resin component, in nearly parallel with each other; and a short fiber reinforcement having an average fiber length of 0.1 to 2 mm and an average fiber diameter of 3 to 21 &mgr;m, which is wholly dispersed at random; wherein the polyolefin resin component, long fiber reinforcement and short fiber reinforcement are contained in a specific amount, respectively. According to the fiber reinforcement-containing polyolefin composition of the present invention, there can be provided a fiber-reinforced resin molded article which is superior in tensile strength and fastening breaking torque strength as well as strength of the thin-wall portion and mold structure transferring property of the fine structure portion.
    • 公开了一种含纤维增强剂的聚烯烃组合物,其包含含有接枝改性聚烯烃和/或离聚物的聚烯烃树脂组分; 平均纤维直径为3〜21μm的长纤维增强纤维,其纤维通过模塑多元醇固化树脂组分制备成长度为3至30mm的颗粒彼此平行; 以及平均纤维长度为0.1〜2mm,平均纤维直径为3〜21μm的短纤维增强体,其随机地完全分散; 其中分别含有聚烯烃树脂组分,长纤维增强物和短纤维增强物。 根据本发明的含纤维增强聚烯烃组合物,可以提供一种纤维增强树脂成型体,其拉伸强度和紧固断裂扭矩强度优异,以及薄壁部分和模具结构转印的强度 精细结构部分的特性。
    • 3. 发明授权
    • Porous polyolefin membrane
    • 多孔聚烯烃膜
    • US07141168B2
    • 2006-11-28
    • US10692470
    • 2003-10-22
    • Hideshi SakamotoJunichi YamauchiTakashi Shimpuku
    • Hideshi SakamotoJunichi YamauchiTakashi Shimpuku
    • B01D39/00B01D15/00
    • B01D71/02B01D67/002B01D67/0027B01D2323/12H01M2/1653H01M2300/0082H01M2300/0091Y10T428/249978
    • The purpose of the invention is to provide a porous polyolefin membrane consistent with a simple composition that may be characterized by a small pore diameter and a high porosity by simplifying the manufacturing process to facilitate uniform dispersion of the components. Means to achieve the purpose—A porous polyolefin membrane is formed by melting and kneading a specific resin (C) which composition containing a polyolefin resin consisting of a crystalline polypropylene (A) and a propylene-α-olefin copolymer (B), dispersed in said crystalline polypropylene (A), to obtain a film-shaped melt, and forming a membrane from the said melt with specific conditions, followed by stretching of said membrane at least in one direction, which contains continuous pores in the region consisting of said copolymer (B).
    • 本发明的目的是提供一种与简单的组合物相一致的多孔聚烯烃膜,其可以通过简化制造过程以促进组分的均匀分散而具有小孔径和高孔隙率的特征。 实现目的的手段多孔聚烯烃膜通过熔融和捏合特定树脂(C)而形成,该树脂(C)含有分散在结晶聚丙烯(A)和丙烯-α-烯烃共聚物(B)中的聚烯烃树脂 所述结晶聚丙烯(A),以获得膜状熔体,并在特定条件下从所述熔体形成膜,然后至少沿一个方向拉伸所述膜,所述膜在由所述共聚物组成的区域中包含连续的孔 (B)。
    • 5. 发明授权
    • Long fiber-reinforced polymer alloy resin composition
    • 长纤维增强聚合物合金树脂组合物
    • US5866648A
    • 1999-02-02
    • US600967
    • 1996-02-12
    • Koichi SaitoTakashi ShimpukuRikio Yonaiyama
    • Koichi SaitoTakashi ShimpukuRikio Yonaiyama
    • B29C45/00C08J3/22C08J5/04C08J5/08C08K7/00C08K7/02C08L23/26C08L77/00
    • C08J3/226C08J5/04C08L77/00C08J2377/00C08J2477/00
    • A long fiber-reinforced polymer alloy resin composition (C) is provided which is obtained by blending a master batch (A) containing a long fiber reinforcement (a2) having a length of 3 to 30 mm in a resin matrix of a polyamide resin (a1), with a substantially polymer-alloyed resin diluent (B) obtained by melt kneading 45 to 20% by weight of a crystalline polyolefin resin (b1) and 55 to 80% by weight of a polyamide resin (b2), the crystalline polyolefin resin (b1) containing a modified olefin crystalline polymer (b11) having been substantially modified with unsaturated carboxylic acids. In this resin composition (C), the amount of the long fiber reinforcement (a2) is in the range of 10 to 60% by weight, and the amount of the crystalline polyolefin resin (b1) in resin components ((a1)+(b1)+(2)) other than the long finer reinforcement (a2) is in the range of 20 to 45% by weight. This resin composition (C) is excellent in tensile strength and particularly excellent in repeated impact resistance properties.
    • PCT No.PCT / JP95 / 01130 Sec。 371日期:1996年2月12日 102(e)日期1996年2月12日PCT归档1995年6月7日PCT公布。 公开号WO95 / 34598 日期1995年12月21日提供了一种长纤维强化聚合物合金树脂组合物(C),其通过将含有长度为3〜30mm的长纤维增强材料(a2)的母料(A)在树脂基体 聚酰胺树脂(a1)与通过熔融混炼45〜20重量%的结晶聚烯烃树脂(b1)和55〜80重量%的聚酰胺树脂(b2)得到的基本上聚合物合金化的树脂稀释剂(B) ),含有用不饱和羧酸基本改性的改性烯烃结晶聚合物(b11)的结晶聚烯烃树脂(b1)。 在该树脂组合物(C)中,长纤维增强体(a2)的含量在10〜60重量%的范围内,树脂成分((a1)+( b1)+(2))在20〜45重量%的范围内。 该树脂组合物(C)的拉伸强度优异,反复耐冲击性特别优异。