Buscar
Itens para a visualização no momento 11-20 of 58
Obtenção do benzoato de fenila promovido por irradiação de micro-ondas
(2021-01-05)
Phenyl benzoate and its analogues are composed of various industrial applications, mainly in the pharmaceutical, flavoring and plasticizing industry. Given the difficulties of synthesis of these molecules, it is necessary ...
Avaliação da inflência da temperatura e de ativadores químicos na produção de carvão ativado obtido a partir do bagaço de maçã gala
(2020-11-27)
Activated charcoal is a material that has wide applicability, given its high adsorptive capacity, resulting from its elevated surface area, composed of pores of different sizes. Within this context, this work aimed to ...
Comparativo das propriedades do carvão ativado oriundo da semente de uva e carvão ativado produzido a partir do bagaço na clarificação de vinho
(2021-05-08)
In Brazil, the Serra Gaúcha region is known for its great wine production. According to 2018 records from the Brazilian Wine Institute, 663.2 million kilograms of grapes were harvested in Brazil, in which the state of Rio ...
Avaliação das propriedades mecânicas e térmicas de compósitos de polietileno de alta densidade (PEAD) reforçados com diferentes estruturas carbonosas
(2021-05-08)
The development of polymeric nanocomposites has been the focus of research and has shown increasing interest in the industrial environment. The incorporation of carbonaceous structures in the polymeric matrix offers the ...
Aplicação de serragem de Eucalyptus grandis da indústria moveleira na remoção do corante azul de metileno
(2020-07-13)
Residues of the furniture industry have great potential to be used as adsorbents in the treatment of textile effluents. In addition to their low cost, they have in their chemical structure several components rich in ...
Remoção de fármacos de efluentes a partir do uso de membranas de osmose inversa
(2020-12-18)
Water is a finite resource on this planet and the increase in population causes the exponential increasing in its demands. However, even more important than availability is its quality for human consumption. With advanced ...
Estudo comparativo da aplicação do revestimento intermediário de cobre alcalino em ligas de alumínio no processo de cromagem
(2020-12-21)
This Conclusion Paper aims to make a comparison between the application of alkaline copper, as an intermediate coating, on the surface of 6063 aluminum alloys. The studied material is directed to the automotive industry, ...
Avaliação do uso de agente compatibilizante de fonte renovável em compósitos de polipropileno e resíduos de madeira
(2020-07-09)
Composites are formed by two or even more materials chosen to form a new material with improved characteristics, in order to highlight certain characteristics that are not able to be observed when those materials are seen ...
Avaliação da despolimerização do poliestireno expandido através do uso de micro-ondas
(2020-12-09)
Polymeric materials are increasingly present in everyday life and are discarded on a large scale, constituting a challenge for their recycling. Thus, the objective of the study was to evaluate the depolymerization of ...