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    • 41. 发明专利
    • Manufacturing method of conjugated diene copolymer
    • 共聚二烯共聚物的制备方法
    • JP2007161920A
    • 2007-06-28
    • JP2005361602
    • 2005-12-15
    • Ube Ind Ltd宇部興産株式会社
    • SUZUKI MICHINORIMAEKAWA KAZUHIRO
    • C08F4/52C08F4/606C08F236/04
    • PROBLEM TO BE SOLVED: To provide a manufacturing method of a conjugated diene copolymer using a polymerization catalyst system comprised of an yttrium compound that has never been actually employed among polymerization catalysts for a conjugated diene comprised of a group 3 element in the periodic table.
      SOLUTION: The manufacturing method of the conjugated diene copolymer comprises copolymerizing conjugated dienes using a catalyst obtained from (A) the yttrium compound, (B) an ionic compound comprised of a non-coordinating anion and a cation and (C) an organometallic compound of an element selected from among group 2, 12 and 13 elements in the periodic table.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 待解决的问题:提供一种共轭二烯共聚物的制造方法,该方法使用由在周期表中由3族元素构成的共轭二烯的聚合催化剂中从未实际使用的钇化合物构成的聚合催化剂体系 表。 解决方案:共轭二烯共聚物的制造方法包括使用由(A)钇化合物获得的催化剂共聚共轭二烯,(B)由非配位阴离子和阳离子构成的离子性化合物和(C) 选自元素周期表第2,12和13族的元素的有机金属化合物。 版权所有(C)2007,JPO&INPIT
    • 42. 发明专利
    • Manufacturing method of modified product of conjugated diene polymer
    • 连接二烯聚合物改性产物的制备方法
    • JP2007161798A
    • 2007-06-28
    • JP2005357445
    • 2005-12-12
    • Ube Ind Ltd宇部興産株式会社
    • SUZUKI MICHINORI
    • C08F8/42C08F4/52C08F4/603
    • PROBLEM TO BE SOLVED: To provide a diene rubber particularly suitable as a rubber for tire treads of automobiles that exhibits high abrasion resistance, low rolling resistance and good wet skid properties by modifying a conjugated diene polymer having a high cis-1,4-structure content.
      SOLUTION: The manufacturing method of the modified product of the conjugated diene polymer comprises: polymerizing a conjugated diene compound using a catalyst obtained from (A) an yttrium compound having a bulky ligand, (B) an ionic compound comprised of a non-coordinating anion and a cation and (C) an organometallic compound of an element selected from among group 2, 12 and 13 elements in the periodic table; and modifying the resultant polymer with a silicon compound bearing an amino group and an alkoxy group.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了提供特别适合用作汽车轮胎胎面的橡胶的二烯橡胶,其通过改性具有高顺式-1的共轭二烯聚合物而具有高耐磨性,低滚动阻力和良好的防滑性能, 4结构内容。 解决方案:共轭二烯聚合物的改性产物的制造方法包括:使用由(A)具有大体积配体的钇化合物获得的催化剂聚合共轭二烯化合物,(B)由非配位体构成的离子性化合物 - 配位阴离子和阳离子和(C)选自元素周期表第2,12和13族元素的元素的有机金属化合物; 并用具有氨基和烷氧基的硅化合物改性所得的聚合物。 版权所有(C)2007,JPO&INPIT