CORE-SHEATH FIBERS AND METHODS OF MAKING AND USING SAME
    1.
    发明申请
    CORE-SHEATH FIBERS AND METHODS OF MAKING AND USING SAME 审中-公开
    核心纤维及其制造方法和使用方法

    公开(公告)号:US20140322512A1

    公开(公告)日:2014-10-30

    申请号:US14211742

    申请日:2014-03-14

    IPC分类号: D01F8/16 D01D5/00 D04H3/005

    摘要: According to one aspect of the invention, multicomponent fiber are provided, which comprise (a) a polymeric core that comprises a core-forming polymer and (b) a polymeric sheath that comprises a sheath-forming polymer that is different than the core-forming polymer. Examples of core-forming polymers include, for instance, crosslinked polysiloxanes and thermoplastic polymers, among others. Examples of sheath-forming polymers include, for instance, solvent-soluble polymers, degradable polymers and hydrogel-forming polymers, among others. Other aspects of the present invention pertain to methods of forming such multicomponent fibers. For example, in certain preferred embodiments, the multicomponent fibers are formed using coaxial electrospinning techniques. Still other aspects of the present invention pertain to meshes and other articles that are formed using the multicomponent fibers.

    摘要翻译: 根据本发明的一个方面,提供了多组分纤维,其包括(a)包含芯形成聚合物的聚合物芯,和(b)聚合物护套,其包含与形成芯的聚合物不同的鞘形聚合物 聚合物。 成核聚合物的实例包括例如交联聚硅氧烷和热塑性聚合物等。 鞘形成聚合物的实例包括例如溶剂可溶性聚合物,可降解聚合物和形成水凝胶的聚合物等。 本发明的其它方面涉及形成这种多组分纤维的方法。 例如,在某些优选实施例中,使用同轴静电纺丝技术形成多组分纤维。 本发明的其它方面涉及使用多组分纤维形成的网格和其它制品。