【摘要】 综述了国内外苦卤提镁制备氢氧化镁工业中的各种方法,比较了不同工艺的优缺点,对提镁工艺中存在的各种问题进行深入的分析,提出解决这些问题的相应对策,结合曹妃甸工业区特点,提出合理的苦卤提镁制备氢氧化镁的工艺路线。氨法具有低成本、工艺简单、环境友好等优点,用于苦卤提镁制取阻燃级氢氧化镁工艺可取得令人满意的结果。更多还原

【Abstract】 Various kinds of preparation methods of magnesium hydroxide from brine are reviewed,the advantage and disadvantage of those methods are compared,and various kinds of problems existing in the process are analyzed deeply,the corresponding measures of solving these problems are proposed.A valuable process is proposed according to the features in Caofeidian industry area.Ammonia method,which has the advantages of low cost,simple process and no pollution,is suitable for the preparation of flame retardant grade magnesium hydroxide from brine.更多还原