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ÌâÄ¿£ºEffect of Si/Al ratio of the starting NaY on hydro-upgrading catalyst performance
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Effect of Si/Al ratio of the starting NaY on hydro-upgrading catalyst performance
×÷Õß: Wang, FC (Wang, Fucun)1,2; Wang, LA (Wang, Liang)3; Zhu, JL (Zhu, Jinling)2; Zhang, XJ (Zhang, Xuejun)2; Yan, ZF (Yan, Zifeng)1; Fang, F (Fang, Fang)3; Tian, R (Tian, Ran)2; Zhang, ZH (Zhang, Zhihua)2; Shen, BJ (Shen, Baojian)3
À´Ô´³ö°æÎï: CATALYSIS TODAY  ¾í: 158   ÆÚ: 3-4   Ò³: 409-414   DOI: 10.1016/j.cattod.2010.05.041   ³ö°æÄê: DEC 22 2010
±»ÒýƵ´Î: 1 (À´×Ô Web of Science)
ÒýÓõIJο¼ÎÄÏ×: 32 [ ²é¿´ Related Records ]     ÒýÖ¤¹ØÏµÍ¼ÒýÖ¤¹ØÏµÍ¼     
ÕªÒª: The effect of Si/Al ratio of the starting NaY on hydro-upgrading catalyst performance for LCO was studied. Y type zeolite modified from higher Si/Al ratio of the starting NaY also had higher framework Si/Al ratio. Three catalysts of W-Ni supported on different modified Y type zeolites and Al2O3 were prepared by impregnation method. The catalysts were characterized by XRD, BET, DRS and HRTEM, and evaluated with a micro-reactor using tetralin as a model compound and a 100 ml hydrogenation test unit using FCC LCO as feedstocks. By contrast, tungsten supported on Y type zeolite modified from higher Si/Al ratio of the starting NaY zeolite had more type II active phase and WS2 is highly stacked, exhibiting the weak interaction with Al2O3 and should have higher activity. The revaluation results revealed that the catalyst prepared by higher Si/Al ratio of the starting NaY zeolite has higher tetralin conversion and better hydro-upgrading performance for FCC LCO. (C) 2010 Elsevier B.V. All rights reserved.
Èë²ØºÅ: WOS:000284583300034
ÎÄÏ×ÀàÐÍ: Article
ÓïÖÖ: English
×÷Õ߹ؼü´Ê: Si/Al ratio; NaY; Type II phase; Hydro-upgrading catalyst
KeyWords Plus: PT-PD CATALYSTS; HYDROTREATING CATALYSTS; Y-ZEOLITE; GAS OIL; HYDRODESULFURIZATION; HYDROGENATION; SUPPORT; MO; TETRALIN; ALUMINUM
ͨѶ×÷ÕßµØÖ·: Yan, ZF (ͨѶ×÷Õß),China Univ Petr, CNPC Key Lab Catalysis, State Key Lab Heavy Oil Proc, Beijing 102249, Peoples R China
µØÖ·:
1. China Univ Petr, CNPC Key Lab Catalysis, State Key Lab Heavy Oil Proc, Qingdao 266555, Peoples R China
2. Daqing Petrochem Res Ctr PetroChina, Daqing 163714, Peoples R China
3. China Univ Petr, CNPC Key Lab Catalysis, State Key Lab Heavy Oil Proc, Beijing 102249, Peoples R China
µç×ÓÓʼþµØÖ·: zfyancat@upc.edu.cn, baojian@cup.edu.cn
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