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    Nonflammable building material and process for its preparation
    2.
    发明公开
    Nonflammable building material and process for its preparation 失效
    Nicht entflammbares Baumaterial und Verfahren zu seiner Herstellung。

    公开(公告)号：EP0027489A1

    公开(公告)日：1981-04-29

    申请号：EP80101088.5

    申请日：1980-03-04

    申请人： KUBOTA LIMITED

    发明人： Kato, Yasutoshi ,  Inui, Nobuo

    IPC分类号： C04B15/06 ,  C04B31/30 ,  B28B1/52

    CPC分类号： B28B1/521 ,  C04B28/18 ,  Y02W30/97 ,  C04B14/02 ,  C04B16/06 ,  C04B18/24 ,  C04B40/00

    摘要： Disclosed are a nonflammable building material comprising 3 to 20 parts by weight of a finely divided mineral about 10,000 cm 2 g in Blaine value and 0,3 to 0,8 in apparent density and 100 parts by weight of a mixture admixed therewith and composed of 20 to 60% by weight of a finely divided aggregate wholly passing through a 4-mesh screen and containing not more than 5 % of particles of plus 200 mesh size, 1,0 to 7,0% by weight of a pulp, 0.05 to 2,0% by weight of an organic fiber and the balance cement and siliceous sand in a CaO SiO; mole ratio of 0,5- 1,0, and a process for its manufacture comprising the steps of preparing a starting mixture of the above composition, spreading the mixture on a belt conveyor (1) causing water to penetrate into the spread mixture (7,14) shaping the wet mixture underpressure (15) and curing the mixture in an autoclave.

    摘要翻译： 公开了一种不燃性建筑材料，其包含3至20重量份的以Blaine值计的约10,000cm 2 / g的细碎矿物和0.3至0.8的表观密度和100重量份混合的混合物 并且由20至60重量％的细分散的聚集体组成，其完全通过4目筛，并且含有不超过5％的加200目尺寸的颗粒，1.0至0.7重量％的纸浆 ，0.05至2.0重量％的有机纤维和CaO / SiO 2摩尔比为0.5-1.0的平衡水泥和硅质砂，及其制备方法包括以下步骤：制备起始混合物 将混合物铺展在带式输送机（1）上，使得水在压力下（15）进入渗透混合物（7,14），使湿混合物成形，并在高压釜中固化混合物。