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Itens para a visualização no momento 11-20 of 27
Avaliação da ação compatibilizante dos ácidos hexanóico, octanóico e decanóico em compósitos de polipropileno reforçados com óxido de grafeno
(2021-12-14)
To fully explore the potencial of nanocomposites, it is necessary interaction between filler and matrix. This study evaluates the coupling action of the hexanoic (C6), octanoic (C8) and decanoic (C10) acids in polypropylene ...
Aplicação de coagulante, de origem vegetal, como alternativa no tratamento de efluentes em uma indústria de saneantes
(2022-11-15)
The use of coagulant based on aluminum sulfate, together with the flocculant, is an input often used in wastewater treatment, however, as a byproduct, it originates the chemical sludge, containing aluminum salts, which ...
Avaliação do efluente industrial de uma empresa metalúrgica contendo óleos e graxas a partir do tratamento de eletroflotação combinado com adsorção em escala de bancada
(2022-09-13)
The concern about the water scarcity and pollution has increased over the years. So, the treatment of industrial effluents is a solution found to reduce the polluting load that is generated. For effluents that contain oils ...
Estudo da performance de processos de separação por membranas para remoção de manganês e ferro de águas
(2022-07-19)
Water Treatment Plants face several problems during droughts, as a result of the intensification of water withdrawal from the lower levels of dams, where there is a higher percentage of organic matter and availability of ...
Influência da tensão de deposição de intercamada contendo silício a partir de tetrametilsilano para a adesão de carbono amorfo hidrogenado em substratos ferrosos
(2022-12-10)
Energetic losses by friction represents a meaningful portion of the global produced energy. On the other hand, new technologies and materials are constantly developed by the scientific community. Diamond-like carbon, known ...
Compósitos de materiais poliméricos com cerâmicas para impressão 3D
(2022-12-15)
The additive manufacturing process, better known as 3D printing, has become popular in recent years, mainly in the health area, such as for the production of scaffolds. With the advancement of this technology, different ...
Avaliação da utilização de um agente de acoplamento de fonte renovável em nanocompósitos de polipropileno e óxido de grafeno
(2022-07-04)
Graphene oxide-based nanocomposites tend to have better mechanical and thermal properties than pure polymers. The main disadvantage is the poor adhesion between the polymer matrix and the graphene oxide (OG). The present ...
Avaliação de correlações entre enzimas biológicas 𝛃-glucosidases e arilsulfatases com parâmetros físico-químicos de solos
(2023-07-18)
Soil quality can be estimated from quality indicators. These indicators are measurable characteristics that allow monitoring and evaluating changes in a given ecosystem. In this context, this study aimed to evaluate possible ...
Estudo do processo de adsorção do diclofenaco de sódio por um filme reticulado à base de poli (vinil álcool)
(2023-07-12)
The presence of pharmaceuticals in water bodies has been receiving scientist's attention, considering their deleterious effects towards the environment and human's health. Domestic sewage is the main contamination route, ...