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氨合成-水热改性法制备氢氧化镁阻燃剂

李志强

李志强. 氨合成-水热改性法制备氢氧化镁阻燃剂[J]. 北京航空航天大学学报, 2006, 32(06): 662-666.
引用本文: 李志强. 氨合成-水热改性法制备氢氧化镁阻燃剂[J]. 北京航空航天大学学报, 2006, 32(06): 662-666.
Li Zhiqiang. Preparation of magnesium hydroxide flame retardant via MgCl2-NH3·H2O synthesis and hydrothermal modification treatment methods[J]. Journal of Beijing University of Aeronautics and Astronautics, 2006, 32(06): 662-666. (in Chinese)
Citation: Li Zhiqiang. Preparation of magnesium hydroxide flame retardant via MgCl2-NH3·H2O synthesis and hydrothermal modification treatment methods[J]. Journal of Beijing University of Aeronautics and Astronautics, 2006, 32(06): 662-666. (in Chinese)

氨合成-水热改性法制备氢氧化镁阻燃剂

详细信息
    作者简介:

    李志强(1970-),男,山西长治人,副教授, lizhiqiang@buaa.edu.cn.

  • 中图分类号: TQ 132.2

Preparation of magnesium hydroxide flame retardant via MgCl2-NH3·H2O synthesis and hydrothermal modification treatment methods

  • 摘要: 为了解决氢氧化镁和聚合物之间的不相容问题, 对氨合成法-水热改性处理2步法制备高分散氢氧化镁阻燃剂进行了研究,分析了常温合成温度、水热改性温度和水热改性时间对制备大晶型、低比表面积氢氧化镁阻燃剂的影响.结果表明,经过水热改性处理改变了氢氧化镁晶体的生长习性,生成了形貌规则、粒径分布均匀、分散性良好的氢氧化镁六方片状颗粒.另外通过提高氯化镁浓度和氨水过量1倍,探讨了常温合成反应的转化率,认为应该在反应原料等当量下寻求提高转化率的可行方法.

     

  • [1] 欧育湘. 国外阻燃剂发展动态及发展我国阻燃剂工业之浅见 . 精细与专用化学品,2003,11(2):3-6 Ou Yuxiang. Development trend of flame retardant abroad and suggestion on development of flame retardant industry in China [J]. Fine and Specialty Chemicals, 2003, 11(2):3-6(in Chinese) [2] 梁诚. 我国阻燃剂生产现状与发展趋势[J]. 化工新型材料,2001,29(8):5-7 Liang Cheng. Development trend and production situation of fire retardant in China [J]. New Chemical Material, 2001, 29(8):5-7(in Chinese) [3] Kitamura T, Sakane K, Wada H. Formation of needle crystals of magnesium pyroborate [J]. Journal of Materials Science Letters, 1988, 7:467-469 [4] Otaka S, Matsunami T, Tasaka Y. Fibrous anhydrous magnesium oxysulfate and process for the preparation:USA, 5326548 . 1994-07-05 [5] Hirose T, Miyata S, Anabuki H. High-activity and high-dispersibility magnesium hydroxide and process for the production thereof:Japan, 2111625 . 1990-04-25 [6] Miyata S, Kuroda M, Okada S. Synthetic magnesium hydroxide having novel structure:Japan,2199019 . 1990-08-07 [7] Cook M, Harper J F. The influence of magnesium hydroxide morphology on the crystallinity and properties of filled polypropylene [J]. Advances in Polymer Technology, 1998, 17(1):53-62 [8] Turek M, Gnot W. Precipitation of magnesium hydroxide from brine [J]. Industrial & Engineering Chemistry Research, 1995, 34(1):244-250 [9] 李志强,向兰,魏飞. 阻燃级氢氧化镁的阻燃消烟机理及制备方法[J]. 海湖盐与化工,2004, 33(2):1-3 Li Zhiqiang, Xiang Lan, Wei Fei. Fire resistant & smoke vanishing mechanism and production method of flame retardant type magnesium hydroxide [J]. Sea-Lake Salt and Chemical Industry, 2004, 33(2):1-3(in Chinese) [10] 李志强,吴庆流,向兰,等. 温度对氢氧化镁阻燃剂制备影响的研究 . 海湖盐与化工,2004, 33(5):1-4 Li Zhiqiang, Wu Qingliu, Xiang Lan, et al. Studies on preparation of flame retardant Mg(OH)2 in a large scale experimental set-up with different temperature[J]. Sea-Lake Salt and Chemical Industry, 2004, 33(5):1-4(in Chinese) [11] 李少康. 无机镁铝阻燃剂及其应用发展趋势浅析[J]. 无机盐工业,2003,35(3):11-12 Li Shaokang. Application trend of inorganic Mg(OH)2-Al(OH)3 flame retardant [J]. Inorganic Chemicals Industry, 2003,35(3):11-12(in Chinese)
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出版历程
  • 收稿日期:  2005-06-08
  • 网络出版日期:  2006-06-30

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