• Nenhum resultado encontrado

J. Braz. Chem. Soc. vol.25 número12

N/A
N/A
Protected

Academic year: 2018

Share "J. Braz. Chem. Soc. vol.25 número12"

Copied!
8
0
0

Texto

Imagem

Table 1. Polarity parameters of BN, BA and the solvents used in this  work. 31,32 Solvent ε µ / D E T (30) /  (kcal mol -1 ) α β Ethanol 24.6 1.69 51.9 0.86 0.75 Benzene 2.28 0 34.3 0 0.10 Toluene 2.38 0.37 33.9 0 0.11 Cyclohexane 2.02 0 30.9 0 0 BN 20.3 3
Table 2. Catalytic results
Figure 2. TPD profiles of ethanol, benzene, toluene and cyclohexane preadsorbed at 298 K on Ni/SiO 2  [He stream: 60 mL min -1 , heating rate: 10 K min -1 ].

Referências

Documentos relacionados

Ethanol is a versatile building block for biorefinaries, and can be used for the direct production of drop-in chemicals, such as ethylene, propylene, 1,3-butadiene and

propagation process, happened to the model with ethyl group regarding the α -agostic and β -agostic modes, the most stable resting state was the configuration with β -agostic

The results of the combination of metal compounds to [bmim][Tf 2 N] and [bmim][BF 4 ] revealed that the addition of ZnBr 2 contributed to an increase in catalytic activity for

Results of ethylene polymerization reactions showed that most of these heterogeneous systems were more active than the homogeneous complex, and the complexes supported in SiO 2

Therefore, addressed in this study is the use of olefin metathesis as key catalytic reaction for the transformation of olive oil (chosen as a model unsaturated oil substrate due

Motivated by their importance, and due to limited knowledge of the organizational, supramolecular interactions and physicochemical properties of TSILs, we have recently studied

Although electronically saturated, this new complex was tested in the polymerization of ethylene and propylene in the presence of the cocatalyst methylaluminoxane (MAO), and found

Mixed iron/cadmium (ICdO) and iron/tin (ISnO) oxides were prepared and tested as catalysts in biodiesel production through hydrolysis, esterification and transesterification