Preparation method of diene copolymer having improved rolling resistance and wet traction
    5.
    发明授权
    Preparation method of diene copolymer having improved rolling resistance and wet traction 有权
    具有改善的滚动阻力和湿牵引力的二烯共聚物的制备方法

    公开(公告)号:US07151140B2

    公开(公告)日:2006-12-19

    申请号:US10940470

    申请日:2004-09-14

    IPC分类号: C08L51/08

    摘要: The present invention provides a method for preparing a copolymer useful for the manufacture of tires by coupling the ends of a living polymer, obtained from copolymerization of a diene monomers in the presence of an organolithium initiator and a hydrocarbon solvent, with a multi-reactive polysiloxane compound, and subsequently modifying the remaining uncoupled ends of the polymer with an amine compound. The use of the copolymer thus obtained for tire production improves the affinity to silica and greatly enhances the dynamic properties required for tires, such as wet traction and rolling resistance.

    摘要翻译: 本发明提供一种制备用于制造轮胎的共聚物的方法,该方法是将有机锂引发剂和烃溶剂存在下的二烯单体的共聚得到的活性聚合物的末端与多反应性聚硅氧烷 化合物,随后用胺化合物改性聚合物的剩余的未偶联末端。 由此获得的用于轮胎生产的共聚物的使用提高了对二氧化硅的亲和性,并且大大提高了轮胎所需的动态性能,例如湿牵引和滚动阻力。

    Preparation method of diene copolymer having improved rolling resistance and wet traction
    6.
    发明申请
    Preparation method of diene copolymer having improved rolling resistance and wet traction 有权
    具有改善的滚动阻力和湿牵引力的二烯共聚物的制备方法

    公开(公告)号:US20050176886A1

    公开(公告)日:2005-08-11

    申请号:US10940470

    申请日:2004-09-14

    摘要: The present invention provides a method for preparing a copolymer useful for the manufacture of tires by coupling the ends of a living polymer, obtained from copolymerization of a diene monomers in the presence of an organolithium initiator and a hydrocarbon solvent, with a multi-reactive polysiloxane compound, and then completing the reaction or subsequently modifying the remaining uncoupled ends of the polymer with an amine compound. The use of the copolymer thus obtained for tire production improves the affinity to silica and greatly enhances the dynamic properties required for tires, such as wet traction and rolling resistance.

    摘要翻译: 本发明提供一种制备用于制造轮胎的共聚物的方法,该方法是将有机锂引发剂和烃溶剂存在下的二烯单体的共聚得到的活性聚合物的末端与多反应性聚硅氧烷 化合物,然后用胺化合物完成反应或随后改性聚合物的剩余的未偶联的末端。 由此获得的用于轮胎生产的共聚物的使用提高了对二氧化硅的亲和性,并且大大提高了轮胎所需的动态性能,例如湿牵引和滚动阻力。