报道了一种用于乙腈加氢的新型复合型催化剂--超细Co-B非晶态合金(粒径60 nm左右),其催化性能显著优于其它Co基催化剂.以此代替工业用Raney Ni,不仅可提高对乙胺的选择性,而且可显著减轻环境污染.通过一系列表征,讨论了乙腈在催化剂活性位的吸附模式及催化加氢反应机理,由此对其催化性能与催化剂结构的关系进行了说明.
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