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掺杂Cr助剂的Pt/USY催化剂上正庚烷异构化反应研究（Hydroisomerization of n-Heptane over Pt/USY Catalysts Promoted by Cr Additive）
加氢异构化 正庚烷 助剂 USY Pt
2010/8/24
The Pt-supported USY zeolite catalysts doped with Cr, Al or Zn were prepared by impregnation, and characterized by XRD, low temperature nitrogen physisorption, H2-chemisorption and IR spectroscopy o...