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    • 4. 发明公开
    • POLYOLEFIN RESIN COMPOSITION
    • POLYOLEFINHARZZUSAMMENSETZUNG
    • EP1408080A1
    • 2004-04-14
    • EP02741396.2
    • 2002-07-02
    • IDEMITSU PETROCHEMICAL CO., LTD.
    • MACHIDA, ShujiKOBAYASHI, YutakaKUSUYAMA, HideoTANAKA, Akira
    • C08L23/10
    • C08L23/10C08L23/14C08L51/06C08L53/00C08L2205/02C08L2666/24C08L2666/04
    • The polyolefin-based resin composition (I) of the present invention comprises (A) 99.9 to 80% by mass of a propylene (co)polymer having (a) a melt flow rate (MFR) of 0.1 to 200 g/10 min, (b) a meso-pentad fraction [mmmm] of an ordinary temperature (25°C) xylene-insoluble component of 97.0% or higher, and (c) a content of an ordinary temperature (25°C) xylene-soluble component of 4 to 50% by mass; and (B) 0.1 to 20% by mass of a copolymer containing propylene chains of an isotactic structure, and copolymer chains constituted from at least two monomer units selected from the group consisting of ethylene, C 3 to C 20 α-olefins, cyclic olefins and aromatic vinyl monomers which are graft-bonded and/or block-bonded to said copolymer, and exhibits not only a high rigidity but also a highly enhanced impact strength and is well-balanced between the physical properties thereof.
    • 聚烯烃树脂组合物(I)含有99.9-80重量%的(A)丙烯(共)聚合物和0.1-20重量%的(B)共聚物,其中共聚物链由> = 2组成,选自乙烯,3- 20Cα-烯烃,环烯烃和芳族乙烯基单体与全同立构丙烯链接枝和/或嵌段键合。 聚烯烃树脂组合物(I)含有99.9-80重量%的(A)丙烯(共)聚合物,其具有(a)熔体流动速率(MFR)为0.1-200g / 10分钟,(b)中孔部分(mmmm) )常压(25℃)> 97%的二甲苯不溶物和(c)4-50重量%的常温(25℃)下的二甲苯可溶物含量; 和(B)共聚物的0.1-20重量%共聚物,其中选自乙烯,3-20℃的α-烯烃,环烯烃和芳族乙烯基单体的= 2的共聚物链与...共聚链被接枝和/或嵌段键合 全同立构丙烯链。
    • 5. 发明公开
    • POLYOLEFIN RESIN COMPOSITION
    • 聚烯烃树脂组合物
    • EP1367093A1
    • 2003-12-03
    • EP02711323.2
    • 2002-02-06
    • IDEMITSU PETROCHEMICAL CO., LTD.
    • MACHIDA, ShujiSATO, Kazuo
    • C08L23/02C08L25/00C08L45/00C08L51/06
    • C08L23/02C08F255/00C08L23/06C08L23/0815C08L23/0823C08L23/12C08L23/142C08L25/04C08L25/06C08L51/06C08L65/00C08L2205/02C08L2205/025C08L2205/03C08L2207/12C08L2666/02C08L2666/24C08L2666/04
    • The present invention provides a polyolefin-based resin composition, comprising (A) a polyolefin I produced from at least one monomer selected from the group consisting of α-olefins, cyclic olefins and styrenes; (B) a polyolefin II produced from said at least one monomer, which differs in composition or properties from said polyolefin I; and (C) a graft copolymer produced by bonding said polyolefins I and II to each other through a polyene, wherein (a) a ratio [(1/R 1 )/(1/R 1 )0] of a relaxation velocity (1/R 1 ) of a long-term relaxation component measured by a solid 1 H-NMR method about the composition to a relaxation velocity (1/R 1 ) 0 of a long-term relaxation component measured by a solid 1 H-NMR method about a resin mixture of only the components (A) and (B) is 1.01 or higher; and (b) an intrinsic viscosity [η] of the composition is in the range of 0.1 to 10 deciliter/g as measured in decalin at 135°C. The resin composition is readily controlled in property-determining factors such as morphology and interfacial strength, and is capable of providing a composite material composed of polyolefin-based resins according to properties as required.
    • 本发明提供了一种聚烯烃基树脂组合物,其包含(A)由选自α-烯烃,环烯烃和苯乙烯的至少一种单体制备的聚烯烃I; (B)由所述至少一种单体生产的聚烯烃II,其与所述聚烯烃I的组成或性能不同; 和(C)通过多烯将所述聚烯烃I和II彼此粘合而制得的接枝共聚物,其中(a)松弛速度(1 / R1)/(1 / R1) )通过固体1 H-NMR法测定的关于该组成的长期松弛成分与仅通过固体1 H-NMR法测定的长期松弛成分的松弛速度(1 / R1)0 组分(A)和(B)为1.01或更高; 和(b)该组合物的特性粘度[η]在135℃萘烷中测得为0.1至10分升/克。 树脂组合物容易控制诸如形态和界面强度等性能决定因素,并且能够根据需要提供由聚烯烃基树脂组成的复合材料。