过渡金属修饰的碳纳米管降低烟气中氢氰酸
Guangzhou Chemical Industry(2013)
Abstract
分别制备了高产率的修饰铁、钴、镍的碳纳米管,将铁、钴、镍修饰的碳纳米管添加到卷烟嘴棒中可提高烟气中有害成分氢氰酸的吸附效果.实验结果表明:添加了修饰铁、钴、镍的碳纳米管的卷烟嘴棒,可明显选择性降低烟气中有害成分氢氰酸的含量,其中铁修饰碳纳米管降低氢氰酸和焦油的效果最好,随着铁修饰碳纳米管的添加量增加,烟气中氢氰酸和焦油的量减少,烟气中氢氰酸的含量减少16.8% ~ 32%,焦油的含量降低9.8% ~26%.
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Key words
hydrogen cyanide,carbon nanotubes,cigarette smoke,selective reduction
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