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    • 5. 发明申请
    • PREPARATION OF POLYISOBUTYLENE-BASED POLYMER NETWORKS BY THIOL-ENE CHEMISTRY
    • 通过THIOL-ENE化学制备基于聚异丁烯的聚合物网络
    • US20160002373A1
    • 2016-01-07
    • US14769709
    • 2014-03-04
    • Joseph KENNEDYTurgut NUGAYNihan NUGAY
    • Joseph KENNEDYTurgut NUGAYNihan NUGAY
    • C08F110/10
    • C08F110/10C08F10/10C08F299/00C08G75/04C08G75/045C08K5/37C08F4/16C08F2/10
    • A PIB-based polymer network includes at least one sulfur containing segment and at least two PIB polymer segments. The at least two PIB polymer segments each include a core and at least two polyisobutylene polymer chains extending therefrom. The at least one sulfur containing segment includes at least one sulfur atom that is located between any two polyisobutylene polymer chains from two different PIB polymer segments, so that the sulfur containing segment connects those two different PIB polymer segments together. The PIB-based polymer network is produced by the thiol-ene reaction in the presence of light or heat. The reaction products include at least two polyisobutylene polymer precursor moieties, each polyisobutylene polymer precursor moiety having at least two end group selected from the end groups —CH2—CH(CH3)═CH2, —CH2═C(CH3)2, and —CH2—CH═CH2; and at least one multi-functional thiol.
    • 基于PIB的聚合物网络包括至少一个含硫段和至少两个PIB聚合物链段。 所述至少两个PIB聚合物链段各自包含芯和从其延伸的至少两个聚异丁烯聚合物链。 至少一个含硫部分包含位于来自两个不同PIB聚合物链段的任何两个聚异丁烯聚合物链之间的至少一个硫原子,使得含硫链段将那两个不同的PIB聚合物链段连接在一起。 基于PIB的聚合物网络通过在光或热存在下的硫醇 - 烯反应制备。 反应产物包括至少两个聚异丁烯聚合物前体部分,每个聚异丁烯聚合物前体部分具有至少两个选自端基-CH 2 -CH(CH 3)= CH 2,-CH 2 = C(CH 3)2和-CH 2 -CH = CH 2; 和至少一种多官能硫醇。