Radial styrene-isoprene-styrene based hot melt pressure sensitive
adhesive
    8.
    发明授权
    Radial styrene-isoprene-styrene based hot melt pressure sensitive adhesive 失效
    径向苯乙烯 - 异戊二烯 - 苯乙烯基热熔压敏胶

    公开(公告)号:US5916959A

    公开(公告)日:1999-06-29

    申请号:US625739

    申请日:1996-03-29

    CPC分类号: C09J153/02

    摘要: A hot melt adhesive composition comprising from about 5% to about 15% by weight of at least one radial styrene-isoprene-styrene block copolymer having the general configuration (pS--pI--pB).sub.n X wherein n is a number greater than 2, said block copolymer having a molecular weight from about 90,000 to about 380,000, and preferably from about 100,000 to about 250,000, and a styrene content from about 15% to about 35% by weight, and preferably from about 20% to about 30% by weight; up to about 10% of a compatible polymer, wherein the total polymer content does not exceed 15%; from about 30% to about 60% by weight of at least one compatible tackifying resin; from about 20% to about 40% by weight of at least one compatible plasticizer; and from about 0.1% to about 2% by weight stabilizer.

    摘要翻译: 一种热熔粘合剂组合物,其包含约5%至约15%重量的具有通式(pS-pI-pB)nX的至少一种径向苯乙烯 - 异戊二烯 - 苯乙烯嵌段共聚物,其中n为大于2的数,所述 嵌段共聚物,其分子量为约90,000至约380,000,优选约100,000至约250,000,苯乙烯含量为约15重量%至约35重量%,优选约20重量%至约30重量%; 高达约10%的相容性聚合物,其中总聚合物含量不超过15%; 约30重量%至约60重量%的至少一种相容的增粘树脂; 约20重量%至约40重量%的至少一种相容的增塑剂; 和约0.1%至约2%重量的稳定剂。