会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 71. 发明公开
    • Hydrogenated block copolymer composition for overmoulding onto thermoplastics
    • 用于在热塑性塑料上包覆成型的氢化嵌段共聚物组合物
    • EP1707596A1
    • 2006-10-04
    • EP05101985.9
    • 2005-03-14
    • KRATON Polymers Research B.V.
    • Maris, Catherine A.L. Kraton Polymers Res. S.A.Oosterbosch, Sonja M. Kraton Polymers Res. S.A.
    • C08L53/02C08F297/04
    • C08L53/02C08F297/04C08L53/025C08L2666/02C08L53/00
    • A composition is provided which can be used for overmolding onto a polar substrate, comprising:
      a) 100 pbw of one or more hydrogenated monovinyl aromatic block copolymer having at least two resinous endblocks of polymerized monovinyl arene and at least one elastomeric midblock comprising polymerized and subsequently hydrogenated conjugated diene or dienes,
      b) from 10 to 60 pbw of a monovinyl aromatic block copolymer, having at least two resinous endblocks of polymerized monovinyl arene and at least one midblock, consisting of a random copolymer of a monovinyl arene and diene or dienes, having a diene content of between 40 and 70 wt%, and an overall monovinyl arene content of from 50 to 80 wt%, a coupling efficiency of at least 75 %, and a melt flow rate (MFR, ASTM D 1238-95 @ 200°C/5 kg) of 7 to 20 g/10 minutes, and optionally
      c) from 0 to 150 pbw of a plasticizer,
      d) from 0 to 100 pbw of one or more engineering thermoplastics, and
      e) from 0 to 2 pbw of antioxidants,

      and shaped polymer substrates overmolded with said compositions.
    • 提供可用于包覆成型到极性基材上的组合物,其包含:a)100重量份的一种或多种氢化单乙烯基芳香族嵌段共聚物,其具有至少两个聚合的单乙烯基芳烃的树脂末端嵌段和至少一个弹性体中间嵌段, 氢化的共轭二烯或二烯,b)10-60重量份的单乙烯基芳香族嵌段共聚物,其具有至少两个聚合的单乙烯基芳烃的树脂末端嵌段和至少一个由单乙烯基芳烃和二烯或二烯的无规共聚物组成的中间嵌段, 具有40-70重量%的二烯含量和50-80重量%的总单乙烯基芳烃含量,至少75%的偶联效率和熔体流动速率(MFR,ASTM D 1238-95 200 7至20g / 10分钟,并且任选地c)0至150pbw的增塑剂,d)0至100pbw的一种或多种工程热塑性塑料,和e)0至2pbw 抗氧化剂和聚合成型 用所述组合物包覆模塑基材。