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    • 1. 发明申请
    • THERMOPLASTIC COMPOSITION AND MOLDED ARTICLE THEREOF
    • 热塑性组合物及其制品
    • US20100105837A1
    • 2010-04-29
    • US12530640
    • 2008-03-25
    • Shigeru SasakiKatsunori Nitta
    • Shigeru SasakiKatsunori Nitta
    • C08L53/02C08L53/00
    • C08L53/025C08L23/02C08L23/10C08L23/12C08L25/06C08L53/02C08L71/12C08L2205/035C08L2666/02C08L2666/14C08L2666/04C08L2666/24
    • The present invention discloses a thermoplastic resin composition comprising: (A) 95 to 5 parts by weight of a styrenic resin and/or a polyphenylene ether resin; (B) 5 to 95 weight parts of an olefinic resin; and (C) 1 to 28 parts by weight of a partially hydrogenated block copolymer based on 100 parts by weight of the total amount of the components (A) and (B), wherein the component (C) comprises at least one polymer block X containing a vinyl aromatic compound as a main component and at least one polymer block Y containing a conjugated diene compound as a main component, a content of the vinyl aromatic compound in the component (C) is at least 10 wt % and at most 80 wt %, the vinyl bond content before hydrogenation in the component (C) is 3 wt % or more and less than 50 wt %, and 1 mol % or more and less than 40 mol % of double bonds derived from the conjugated diene compound in the block copolymer which constitutes the component (C) are hydrogenated.
    • 本发明公开了一种热塑性树脂组合物,其包含:(A)95〜5重量份的苯乙烯系树脂和/或聚苯醚树脂; (B)5〜95重量份的烯烃树脂; 和(C)基于100重量份的组分(A)和(B)的总量的1至28重量份的部分氢化嵌段共聚物,其中组分(C)包含至少一种聚合物嵌段X 含有乙烯基芳族化合物作为主要成分和至少一种含有共轭二烯化合物作为主要成分的聚合物嵌段Y,(C)成分中的乙烯基芳香族化合物的含量为10重量%以上80重量%以下 %,成分(C)中氢化前的乙烯基键含量为衍生自共轭二烯化合物的双键的3重量%以上且小于50重量%,1摩尔%以上且小于40摩尔% 构成组分(C)的嵌段共聚物被氢化。
    • 5. 发明授权
    • Process for producing block copolymer, and block copolymer or hydrogenated product thereof
    • 制备嵌段共聚物的方法及其嵌段共聚物或氢化产物
    • US08138270B2
    • 2012-03-20
    • US12310165
    • 2006-08-16
    • Masahiro SasagawaKatsunori Nitta
    • Masahiro SasagawaKatsunori Nitta
    • C08F2/00C08F287/00
    • C08F297/04C08F8/04
    • The present invention provides a process for producing a block copolymer in high productivity, by anionic polymerization by use of a lithium initiator, and also to provide the block copolymer and a hydrogenated product thereof, the block copolymer having a conjugated diene block portion with a high vinyl bond content and a vinyl aromatic block portion with a narrow molecular weight distribution and exhibiting a narrow molecular weight distribution and high strength. A conjugated diene monomer and a vinyl aromatic monomer by use of a lithium initiator, are block copolymerized by making a tertiary amine compound and (2) sodium alkoxide coexist, wherein (2)/(1) (a molar ratio)=from 0.01 or more to less than 0.1.
    • 本发明提供了通过使用锂引发剂的阴离子聚合制备高生产率的嵌段共聚物的方法,以及提供嵌段共聚物及其氢化产物,所述嵌段共聚物具有高的共轭二烯嵌段部分 乙烯基键含量和乙烯基芳族嵌段部分,分子量分布窄,分子量分布窄,强度高。 使用锂引发剂的共轭二烯单体和乙烯基芳族单体通过制备叔胺化合物和(2)醇钠共存而进行嵌段共聚,其中(2)/(1)(摩尔比)= 0.01或 大于0.1。