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Nanopartículas de Pt suportadas em Al2O3 e CeO2-Al2O3: síntese e caracterização de catalisadores aplicados à reação de deslocamento gás-água
(Universidade Federal de São Carlos, 2011-04-28)
Colloidal Pt nanoparticles were synthesized according to an adapted procedure from Song and co-workers [1], which it was based on the reduction of dihydrogen hexachloroplatinate by ethylene glycol in a basic solution, but ...
Melhoria do cetano em óleo diesel : abertura do ciclo da decalina sobre catalisadores de Pt, Ir ou Rh suportados em zeólitas FAU e BEA
(Universidade Federal de São Carlos, 2011-06-08)
Environmental laws and stricter quality specifications have driven the development of technologies for improving the cetane number in diesel fuel. In addition to the saturation of (poly)aromatic compounds, responsible for ...
Reforma a vapor do metano sobre catalisadores de Pt-Ni/α-Al2O3: efeito das condições de síntese e do teor da Pt nas propriedades de oxi-redução, estruturais e catalíticas
(Universidade Federal de São Carlos, 2011-06-29)
In recent years, the demand for hydrogen has increased considerably in Petrobras refineries, due to the installation of fuel hydrotreating units. These units are necessary to meet new quality standards, which are imposed ...