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分子篩工作原理

文字:[大][中][小] 手機頁面二維碼 2016/5/17     瀏覽次數:    

  吸附功能:分子篩對物質的吸附來源于物理吸附(范德華力),其晶體孔穴內部有很強的極性和庫侖場,對極性分子(如水)和不飽和分子表現出強烈的吸附能力。

  篩分功能:分子篩的孔徑分布非常均一,只有分子直徑小于孔穴直徑的物質才可能進入分子篩的晶穴內部。

  通過吸附的優先順序和尺寸大小來區分不同物質的分子,所以被形象的稱為“分子篩”。

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