Effects of pretreatment temperature on bimetallic Ir-Re catalysts for glycerol hydrogenolysis》.pdf

Chinese Journal of Catalysis 36 (2015) 1750–1758 a v a i l a b l e a t w w w. s c i e n c e d i r e c t . c o m j o u r n a l h o m e p a g e : w w w. e l s e v i e r. c o m / l o c a t e / c h n j c Article Effects of pretreatment temperature on bimetallic Ir-Re catalysts for glycerol hydrogenolysis Chenghao Deng, Li Leng, Jinghong Zhou *, Xinggui Zhou, Weikang Yuan State Key Laboratory of Chemical Engineering, East China University of Science and Technology, Shanghai 200237, China A R T I C L E I N F O A B S T R A C T Article history: A series of bimetallic Ir-Re/KIT-6 catalysts was prepared by direct activation of impregnated sam- Received 11 March 2015 ples at various reduction temperatures to study the effect of pretreatment temperature on catalyst Accepted 16 May 2015 structure and on catalytic performance for glycerol hydrogenolysis. All catalysts were characterized Published 20 October 2015 by N2 adsorption-desorption, transmission electron microscopy, CO chemisorption, in-situ CO ad- sorption diffuse reflectance infrared Fourier transform spectroscopy and temperature-programmed Keywords: