Asphalt compositions and a vibration-damping sheet formed by the same
    1.
    发明授权
    Asphalt compositions and a vibration-damping sheet formed by the same 失效
    沥青组合物和由其形成的减震片

    公开(公告)号:US4412864A

    公开(公告)日:1983-11-01

    申请号:US253044

    申请日:1981-04-10

    IPC分类号: C08L95/00 C08L93/00

    CPC分类号: C08L95/00

    摘要: An asphalt composition comprising (A) 100 parts by weight of straight asphalt; (B) 0.1 to 20 parts by weight of a diene liquid rubber having at least one carboxyl group, epoxy group or amino group in the molecule; and (C) 2 to 350 parts by weight of (i) a fibrous filler or (ii) at least one filler selected from the group consisting of wood flour, talc, calcium carbonate, clay, carbon black and white carbon, having a grain size of 200 microns or less. The composition may also contain (D) 1 to 50 parts by weight of a resinous tackifier. The invention also provides a vibration damping sheet comprising said composition.

    摘要翻译: 一种沥青组合物,其包含(A)100重量份的直链沥青; (B)0.1〜20重量份的分子中具有至少一个羧基,环氧基或氨基的二烯液体橡胶; 和(C)2〜350重量份的(i)纤维填料或(ii)至少一种选自木粉,滑石,碳酸钙,粘土,炭黑和白炭的填料,其具有颗粒 尺寸为200微米或更小。 组合物还可以含有(D)1〜50重量份的树脂增粘剂。 本发明还提供了包含所述组合物的减振片。