Authors:Luis Ernesto Sandoval-Díaz, Ericsson David Coy-Barrera, and Carlos Alexander Trujillo
preparation; the literature where silica supports for diverse catalytic systems are used is very abundant, especially for mesostructured materials [ 7 – 12 ].
Silica gels can be produced by the polymerization of silica in aqueous solutions, which might
Authors:L. G. Gordeeva, A. A. Khassin, G. K. Chermashentseva, and T. A. Krieger
inert and thermally stable under synthesis conditions.
Selection of the proper salts
A great number of salts S form crystalline solvates due to reaction with methanol
Analysis of the literature data on methanol
Authors:Yazhen Wang, Libo Wang, Jie Chen, Sihan Wang, Yulin Yang, and Qian Chen
ethylene trimerization are catalyst precursors (metal compounds) and ligands in a ternary system or, in the quaternary system, promoter and cocatalyst (alkyl aluminum or alkyl aluminum oxide).
The Literature shows that when Ni, Co, Mn, Cu, Mo, To, V
Authors:Heondo Jeong, Churl Hee Cho, and Tae Hwan Kim
described in a literature [ 9 ]. Temperature programmed reduction (TPR) measurements were carried out to investigate copper dispersion and reducibility.
Results and discussion
Physicochemical properties of the prepared catalysts
Authors:Dimitrinka Nikolova, Rumeana Edreva-Kardjieva, and Tatyana Grozeva
emphasized that, according to literature data, the different nature of the ads -CO species (carbonyl, formate, carbonate, and carboxylate) is determined by the surface coverage, temperature, and the presence of other components [ 5 ].
It may also
Authors:Lidia Kuznetsova, Sergei Koscheev, Nina Kuznetsova, and Ludmila Detusheva
–O a ), 960 ν as (Mo=O), 860 ν as (Mo–O b –Mo), and 780 ν as (Mo–O c –Mo). Similarly to Pt–PMo 12 [ 7 ] changes in the spectrum were observed for the Ir–PMo 12 after calcination at 450 °C (spectrum 1, Fig. 2 ). According to literature data, the
Authors:Ming Han, Hailu Zhang, Yukou Du, Ping Yang, and Zongwu Deng
MgAl 2 O 4 was synthesized according to a method described in the literature [ 33 ]. Magnesium aluminate spinel supported platinum catalysts with different Pt loadings were prepared using a colloidal deposition method. A platinum
Authors:Jinxue Wang, Min Liu, Xinwen Guo, Hongyu Wu, Jun Xu, and Wenqi Lu
64 was synthesized according to the literature, using tetrapropylammonium bromide as template, n-butylamine as base, colloidal silica and tetrabutylorthotitanate as silicon and titanium source [ 19 ]. Ag deposition was carried out by a twinned
Authors:Wang Zaihua, Li Xinjun, Song Wenji, Chen Jinfa, Li Tao, and Feng Ziping
catalysts with 1, 3, and 10% Ag doping as well as silver-free were characterized by H 2 -TPR to obtain information on interaction between VO X species and dispersed silver. The results are shown in Fig. 3 . According to the literature [ 23 ], V 2 O 5
Authors:Jian-Zhong Guo, Zhao-Yin Hou, and Xiao-Ming Zheng
with an online gas chromatograph (SHIMADZU, GC-8A) equipped with a packed column (TDX-01) and a thermal conductivity detector. The conversion and selectivity were calculated as described in the literature [ 23