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    • 6. 发明申请
    • PROCESS FOR THE PREPARATION OF SULPHUR CEMENT OR A SULPHUR CEMENT-AGGREGATE COMPOSITE
    • 制备硫化水泥或硫化水泥 - 骨料复合材料的方法
    • WO2007065920A3
    • 2007-09-20
    • PCT/EP2006069404
    • 2006-12-07
    • SHELL INT RESEARCHVERBIST GUY LODE MAGDA MARIAVAN TRIER ROB ALOYSIUS MARIA
    • VERBIST GUY LODE MAGDA MARIAVAN TRIER ROB ALOYSIUS MARIA
    • C04B28/36
    • C04B28/365C04B12/00C04B28/36C04B14/06C04B24/42
    • The present invention provides a process for the preparation of sulphur cement or a sulphur cement-aggregate composite comprising the following steps: (a) admixing at least an inorganic filler and/or aggregate and a polysulphide-containing organosilane having at least two organosilyl groups and allowing the organosilane to react with the inorganic filler and/or aggregate; (b) admixing during or after step (a) elemental sulphur with the inorganic filler and/or aggregate at a temperature at which sulphur is liquid to obtain an admixture comprising molten sulphur and inorganic filler and/or aggregate; and (c) solidifying the admixture to obtain sulphur cement or a sulphur cement-aggregate composite. The invention further provides sulphur cement or a sulphur cement-aggregate composite obtainable by such process and the use of a polysulphide-containing organosilane having at least two organosilyl groups as coupling agent in sulphur cement or a sulphur cement-aggregate composite.
    • 本发明提供了制备硫磺水泥或硫磺水泥 - 骨料复合物的方法,其包括以下步骤:(a)将至少一种无机填料和/或聚集体与具有至少两个有机甲硅烷基的含多硫化物的有机硅烷混合, 使有机硅烷与无机填料和/或聚集体反应; (b)在步骤(a)期间或之后,将元素硫与无机填料和/或聚集体在硫为液体的温度下混合以获得包含熔融硫和无机填料和/或聚集体的混合物; 和(c)固化该混合物以获得硫磺水泥或硫磺水泥 - 骨料复合材料。 本发明进一步提供了通过该方法可获得的硫磺水泥或硫磺水泥 - 骨料复合材料以及在硫磺水泥或硫磺水泥 - 骨料复合材料中使用具有至少两个有机甲硅烷基团的作为偶联剂的含多硫化物的有机硅烷。