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化工进展  2015 

磷化钨(WP)加氢精制催化剂研究进展

DOI: 10.16085/j.issn.1000-6613.2015.08.020, PP. 3034-3039

Keywords: 加氢精制,磷化钨,催化剂,制备,改性

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Abstract:

磷化钨(WP)催化剂具有优异的加氢精制活性和抗硫中毒性能。本文综述了WP加氢精制催化剂的晶体结构、加氢反应路径、制备方法、载体选用及添加助剂改性等方面的研究进展。阐述了活性组分负载方式及还原方式对催化剂性能的影响,并对单一氧化物载体和复合氧化物载体催化剂的性能进行比较,介绍了添加过渡金属或螯合剂对提高催化活性的作用。指出目前对WP催化剂加氢精制机理研究相对薄弱,进一步探究WP催化剂中各组分之间的作用机理、提高催化剂的加氢活性是未来的研究方向。

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