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甲基纤维素对Ni/SBA-16加氢脱芳催化剂的影响

Zhaocheng AN,Jin LIU,Lina YANG, Jian LI,Jin BAI,Licheng CUI

Journal of the Chinese Ceramic Society（2019）

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Abstract
以甲基纤维素(MC)为辅助模板剂,制备了SBA-16介孔分子筛(SBA-16-MC),以该材料为载体制备了Ni/SBA-16-MC,用作以萘为探针的加氢脱芳反应的催化剂.对催化剂的晶相、形貌、比表面积、孔径等进行了表征,并评价了催化剂的催化性能.结果表明:MC的加入使Ni/SBA-16-MC具有比Ni/SBA-16更高的比表面积、孔容和更大的介孔孔径,SBA-16-MC上NiO与载体的作用变弱,NiO的还原温度降低.Ni/SBA-16-MC的催化活性和选择性均明显高于Ni/SBA-16,脱芳率高于91.0％,十氢萘选择性高于85.0％.
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