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Transesterificação de ésteres etílicos e estudo cinético usando a sílica CTA-MCM-41
(Universidade Federal de São Carlos, 2020-02-28)
The synthesis of biodiesel, through transesterification, occurs industrially in the presence of basic homogeneous catalysts, where others steps are necessary, such as washing and neutralization of the final product due to ...
Desenvolvimento de metodologia para monitoramento contínuo da concentração de emissão de PM1 em fontes estacionárias industriais
(Universidade Federal de São Carlos, 2020-08-31)
Among the processes that generate emissions of ultrafine particles (UFP), which are known by their high potential to cause brain diseases when inhaled, the prilling towers have a significant contribution, as those processes ...
Síntese de compostos C2+ a partir de CO2 e H2O aplicando materiais de Cu e Cu-Zn: estudos na catálise heterogênea em fase gasosa e eletrocatálise
(Universidade Federal de São Carlos, 2020-08-25)
Strategies aimed at recycling of CO2 in producing chemicals and fuels are needed to reduce the environmental impacts caused by this gas and attend the industrial interests. Among the all applied strategies, we highlight ...
Combinação de óxidos mistos aplicados como catalisadores na reação de reforma seca do metano para produção de gás de síntese
(Universidade Federal de São Carlos, 2020-08-27)
Dry reforming of methane (DRM) is a promising process in synthetic gas generation with a low H2/CO ratio. The generation of syngas is of great industrial interest in a number of processes, in particular in the production ...
Rotas verdes para obtenção de nanocelulose em biorrefinarias: desenvolvimento de estratégias via hidrólise enzimática e com ácidos orgânicos
(Universidade Federal de São Carlos, 2020-05-29)
The growing demand for materials from sustainable sources with potential to replace petroleum-based polymers in technological applications projects lignocellulosic biomass as a promising raw material. In this context, ...
Modelagem cinética da síntese de galacto-oligossacarídeos usando a β-galactosidase de Kluyveromyces lactis
(Universidade Federal de São Carlos, 2020-12-22)
Galacto-oligosaccharides (GOS) have a high commercial value and are used in the food industry. GOS are non-digestible oligosaccharides (NDO), which are considered prebiotics. They can be produced enzymatically from substrates ...
Análise da viabilidade técnica e econômica da integração do processo de recuperação de etanol por arraste (stripping) com CO2 na indústria sucroenergética
(Universidade Federal de São Carlos, 2021-04-29)
Brazil is the world's largest sugarcane ethanol producer which puts the country in a stand-out position among the bioenergy producers. Ethanol is an important biofuel in the renewable energy matrix. In 2017, the Brazilian ...
Estudo da secagem da polpa do abacate (Persea americana)
(Universidade Federal de São Carlos, 2021-04-26)
The drying process can be carried out by different methods, but the choice directly influences the quality of the final product, which can obviously be affected by operational conditions. This work aims to study the drying ...
Precoating: uma alternativa mais econômica para melhorar a performance dos meios filtrantes em filtros de mangas da indústria siderúrgica
(Universidade Federal de São Carlos, 2021-04-16)
The emission of particulate matter into the atmosphere is a concern because of its environmental and human health impacts. Among the equipment used in the control of particulate material, the bag filter stands out, with a ...
Determinação do equilíbrio sólido-líquido de princípios ativos farmacêuticos
(Universidade Federal de São Carlos, 2021-02-22)
Solubility is one of most important property to produce active pharmaceutical ingredients (APIs), beyond of being related to its bioavailability. In this context, it was determined paracetamol and nicotinamide solid-liquid ...