Polystyrene and silicacolloidal crystal multilayers with controlled thickness are fabricated quickly by the vertical deposition method at certain temperature and humidity.
通过控制温度和湿度，用垂直沉积法快速制备出了不同厚度的高质量二氧化硅和聚苯乙烯胶体晶体薄膜。
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The measure method of specific surface area and microparticle diameter of colloidalsilica by titration with sodium hydroxide was introduced in this paper, which is a simple method.
The type, characteristics and influence factor of nano colloidalsilica product were briefly introduced, and their application in water - bsae wood coatings were illustrated.