勃姆石

  • 网络boehmite;AlOOH;Boehmite,ALOOH;AIOOH
勃姆石勃姆石
  1. 本文以无机盐Al(NO)3和氨水为原料,采用sol-gel法制备出稳定透明的勃姆石溶液;

    In this paper , a stable and transparent boehmite sol was prepared by sol-gel method with inorganic salt Al ( NO ) 3 and NH 3 · H 2O as raw materials .

  2. 证实勃姆石胶粒带正电荷,发现勃姆石溶胶稳定存在的pH值为3.5~4.1。配性太强,溶胶粘度过大易胶凝;

    It has been demonstrated that the boehmite sol particles possess positive charges , and the stable existing range falls in the values of pH from 3.5 ~ 4.1 . When the acidity is too strong , its collosol viscosity is too large and the sol becomes easily gelled .

  3. 溶胶&凝胶法制备超滤Al2O3膜的研究I勃姆石溶胶的制备

    A study on the preparation of ultra-filtrated al _ 2o_ 3 film by sol-gel process

  4. 天然勃姆石热相变体γ-Al2O3阴离子交换-吸附模式的研究

    A Study of the Anionic Exchange-Adsorption Model on the γ - Al_2O_3 Produced by Thermal Phase Transformation of Natural Boehmite

  5. 研究了以勃姆石为原料快速分解制取ρ&Al2O3的方法,探讨了原料在炉中停留时间、最佳分解温度及加料速度。

    In this paper , a method of making ρ Al_2O_3 by rapidly decomposing boehmite is studied . The best passing time ( in the tunnel furnace )、 the best decomposing temperature and the material feeding speed are investigated .

  6. 采用浸渍法工艺将勃姆石溶胶均匀地涂覆在Al2O3载体上,通过对膜热处理工艺制度的研究,探讨了热处理工艺对Al2O3超滤膜性能的影响。

    The boehmite sol was coated on the Al 2O 3 supports by dipping-coating technology . The membrane thermal technology was studied . The influence of thermal treatment technology on the properties of the Al 2O 3 ultrafiltration membrane was discussed .

  7. 通过XRD,DSC-TGA以及椭圆偏振测厚仪等测量手段研究了勃姆石溶胶的制备条件,氧化铝薄膜的光学参数以及勃姆石凝胶在热处理过程中的物理变化。

    The influences of preparing conditions on sol stability , refractive index and thickness of thin film , gel physical changes during heat treated were investigated by using elliptic polariscope , XRD , DSC-TGA .

  8. 勃姆石凝胶膜(020)面织构生长

    ( 020 ) textured growth of boehmite gel membranes

  9. 用溶胶-凝胶法制备勃姆石溶胶

    Preparation of Boehmite Sol by Sol - gel Process

  10. 勃姆石矿作碱式氯化铝原料的应用研究

    Ore as Raw Material for Basic Aluminum Chloride

  11. 本文主要讨论合成勃姆石有效去除牛奶中磷酸离子的能力。

    The ability of synthetic boehmite to remove phosphate ions from milk was investigated .

  12. 聚合物/勃姆石纳米复合材料研究进展

    Development of the polymer / boehmite nano-composites

  13. 勃姆石胶体的结构及性质

    The Structure and Properties of Boehmite Sol

  14. 笔者于1985年春,发现了我国迄今报道的品位最高的勃姆石矿。

    In the spring of 1985 , the authors discovered a boehmite deposit . The mineral grade is the highest than ever known in China .

  15. 抽滤勃姆石沉淀,将滤饼用去离子水洗涤至中性,再烘干、碾磨成纯净的勃姆石粉末。

    Filtrated the precipitation , then washed the precipitation with deionized water to neutral , dried and milled it . Then pure boehmite powder was obtained .

  16. 结果表明,准格尔电厂煤中矿物以高岭石和勃姆石为主,分别占煤中矿物总量的71.1%和21.1%。

    The results show that the predominant minerals in the feed coals are kaolinite and boehmite , averaged 71.1 % and 21.1 % among the total crystal minerals , respectively .

  17. 勃姆铝石/聚酰亚胺纳米复合薄膜的制备和表征

    Preparation and characterization of boehmite / polyimide nanocomposite films