Fibrous additive for asphalt paving compositions
    1.
    发明授权
    Fibrous additive for asphalt paving compositions 失效
    用于沥青铺路组合物的纤维添加剂

    公开(公告)号:US5897950A

    公开(公告)日:1999-04-27

    申请号:US856297

    申请日:1997-05-14

    IPC分类号: C08L95/00 E01C7/26 D02G3/00

    摘要: The present invention describes a fiber material for use in mastic asphalt in roadbuilding for stabilizing the binder during transport, storage and incorporation, said fiber material being a macromolecular product including at least 95% of polyethylene terephthalate, the diameter of the individual fibers being .gtoreq.0.1 mm, the length to diameter ratio exceeding 5 on average, and the particle size distribution, measured as sieve passthrough as per the draft code of practice for the supply and testing of stabilizing materials in asphalt road construction in line with TP Min-StB Part 6.3.2, producing a proportion of at least 90% for the fractions .ltoreq.0.71 mm and at least 70% for the fractions .ltoreq.0.4 mm, and this product being manufactured by comminution from waste materials based on polyethylene terephthalate monofilaments.

    摘要翻译: 本发明描述了一种用于道路建设中的乳香沥青的纤维材料,用于在运输,储存和结合期间稳定粘合剂,所述纤维材料是包括至少95%的聚对苯二甲酸乙二醇酯的大分子产物,各纤维的直径为> = 0.1mm,平均直径比超过5的粒径分布,以及根据TP Min-StB符合沥青路面施工稳定材料供应和试验的实践草案的筛孔测定的粒径分布 部分6.3.2,对于级分