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    • 1. 发明授权
    • Hydrogenated block copolymer and composition of the same
    • 氢化嵌段共聚物及其组成
    • US06239218B1
    • 2001-05-29
    • US09057404
    • 1998-04-09
    • Jun YonezawaKiyoo KatoEiji SasayaTakashi Sato
    • Jun YonezawaKiyoo KatoEiji SasayaTakashi Sato
    • C08L5302
    • C08L53/00C08F297/04C08L23/10C08L53/005C08L53/025C08L2205/02C08L2205/03C08L2308/00G03F7/0002C08L2666/02C08L2666/24C08L2666/04
    • A hydrogenated block copolymer comprising: at least two polymer blocks A mainly comprising vinylaromatic hydrocarbon compound monomer units; and at least two polymer blocks B mainly comprising hydrogenated conjugated diene compound monomer units, in which at least 90% of the olefinically unsaturated double bonds contained in the unhydrogenated polymer block mainly comprising the conjugated diene compound monomer units is hydrogenated, wherein at least one of the terminal blocks is a polymer block B, the proportion of the terminal polymer block B in the hydrogenated block copolymer being 0.1% by weight or higher and lower than 9.1% by weight, and wherein the content of the vinylaromatic hydrocarbon compound units in the hydrogenated block copolymer is 12% by weight or higher and lower than 25% by weight. Also disclosed are a resin composition containing the hydrogenated block copolymer, and a molded article of the resin composition.
    • 一种氢化嵌段共聚物,其包含:至少两个主要包含乙烯基芳族烃化合物单体单元的聚合物嵌段A; 以及主要包含氢化共轭二烯化合物单体单元的至少两个聚合物嵌段B,其中主要包含共轭二烯化合物单体单元的未氢化聚合物嵌段中包含的至少90%的烯属不饱和双键被氢化,其中至少一个 端基是聚合物嵌段B,氢化嵌段共聚物中的末端聚合物嵌段B的比例为0.1重量%以上且低于9.1重量%,其中氢化的乙烯基芳烃化合物单元的含量 嵌段共聚物为12重量%以上且低于25重量%。 还公开了含有氢化嵌段共聚物的树脂组合物和树脂组合物的模塑制品。
    • 2. 发明授权
    • Hydrogenated block copolymer
    • 氢化嵌段共聚物
    • US06455635B1
    • 2002-09-24
    • US09554310
    • 2000-05-12
    • Jun YonezawaShinichi SekikawaHiromi NakafutamiTakashi Sato
    • Jun YonezawaShinichi SekikawaHiromi NakafutamiTakashi Sato
    • C08F29700
    • C08L23/10C08F297/04C08L53/00C08L53/02C08L53/025C08L2666/24C08L2666/04
    • A hydrogenated block copolymer which comprises at least two polymer blocks A each mainly comprising an aromatic vinyl hydrocarbon compound monomer unit and at least two hydrogenated polymer blocks B each mainly comprising a butadiene monomer unit, at least 90% of the olefinically unsaturated double bonds in said polymer block mainly comprising a butadiene monomer unit before hydrogenation having been hydrogenated, wherein at least one of the block at the terminal of the hydrogenated block copolymer is the polymer block B, wherein the proportion of the terminal polymer blocks B in the hydrogenated block copolymer is at least 0.1 wt % but less than 9.1 wt %, wherein the proportion of the aromatic vinyl hydrocarbon compound in the hydrogenated block copolymer exceeds 10 wt % but less than 25 wt %, wherein the 1,2-bond content of the polymer blocks mainly comprising a butadiene monomer unit before hydrogenation is, on average, at least 62 mole % but less than 99 mol %, and wherein the difference &Dgr;Tc (Tc1−Tc2) between the crystallization initiating temperature (Tc1) of the isotactic homopolypropylene and the crystallization initiating temperature (Tc2) of a mixture thereof with the hydrogenated block copolymer is at least 1.5° C.
    • 一种氢化嵌段共聚物,其包含至少两个主要包含芳族乙烯基烃化合物单体单元的聚合物嵌段A和至少两个主要包含丁二烯单体单元的氢化聚合物嵌段B,所述氢化聚合物嵌段B中所述的至少90%的所述烯属不饱和双键 氢化前主要包含丁二烯单体单元的聚合物嵌段被氢化,其中氢化嵌段共聚物末端的至少一个嵌段是聚合物嵌段B,其中氢化嵌段共聚物中末端聚合物嵌段B的比例为 至少0.1重量%但小于9.1重量%,其中氢化嵌段共聚物中芳族乙烯基烃化合物的比例超过10重量%但小于25重量%,其中聚合物的1,2-键含量主要 氢化前的丁二烯单体单元平均为至少62摩尔%但小于99摩尔%,其中, 全同立构均聚丙烯的结晶起始温度(Tc1)与其与氢化嵌段共聚物的混合物的结晶起始温度(Tc2)之间的差值DELTATc(Tc1-Tc2)为至少1.5℃