Ice-condensation-resistant asphalt mixture

The invention discloses an ice-condensation-resistant asphalt mixture. The composite material comprises the following components in parts by weight: 150 to 250 parts of aggregate, 50 to 80 parts of mineral powder, 10 to 20 parts of calcium sulfate, 60 to 100 parts of an asphalt matrix, 20 to 30 part...

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Hauptverfasser: LYU DONGQI, BAO YANWEI, WU CHUANSHENG, WU JIAHAO, WAN GUOQI, GUO YAPENG, YAO RUIHAN, RAO JIXIAN, YUAN LINXIN, LONG MINGHONG, ZHU ZIXU, LU XIAOYUE, ZHANG KAIHUI, LU JINYU, XIA ZIXI, TAN ZHUFEI
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention discloses an ice-condensation-resistant asphalt mixture. The composite material comprises the following components in parts by weight: 150 to 250 parts of aggregate, 50 to 80 parts of mineral powder, 10 to 20 parts of calcium sulfate, 60 to 100 parts of an asphalt matrix, 20 to 30 parts of magnesium chloride, 8 to 15 parts of ethylene glycol, 2 to 6 parts of a silane coupling agent,2 to 6 parts of terpene resin, 3 to 8 parts of zeolite, 6 to 13 parts of diatomite, 1 to 3 parts of polypropylene fiber, 1 to 3 parts of dimethyl silicon oil, 2 to 6 parts of maleic anhydride and 1 to3 parts of a corrosion inhibitor. The ice-condensation-resistant asphalt mixture provided by the invention has the following advantages: the aggregate and the mineral powder have good adhesion to asphalt; high-temperature stability is good; meanwhile, ice condensation resistance is good, so the freezing point of pavements in winter can be effectively reduced; the effect of slow release is achieved, so the ice condensation