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Itens para a visualização no momento 71-80 of 130
Síntese e avaliação do catalisador Ni/maienita para o craqueamento do alcatrão produzido no processo de gaseificação de capim elefante
(2019-05-22)
The growing global energy demand and concerns regarding the availability of fossil fuels are among the most discussed issues in the 21st century. These issues encourage research into the development of renewable energy ...
Obtenção e caracterização de filmes poliméricos a partir de amido de milho e de gelatina recuperada de resíduos de couro curtido ao cromo (III)
(2016-05-24)
Polymers produced from renewable sources have drawn the scientific community attention due to their environmental advantages when compared to those from petroleum. Many of these polymers, such as those produced from starch ...
Aerogéis hidrofóbicos de nanofibras de celulose
(2016-07-05)
The use of natural fibers from renewable and biodegradable sources, such as cellulose, in
oleophilic sorbent formation has become an interesting alternative due to their excellent
properties. However, chemical treatments ...
Desenvolvimento de membranas de destilação de polifluoreto de vinilideno (PVDF) para tratamento de efluente têxtil
(2020-03-18)
The textile industry is of vital importance in the Brazilian economy, being the second sector with most employees in Brazil in 2017. This industry segment is characterized by the intensive use of water in various stages ...
Avaliação da utilização de agente antioxidante na reciclagem de resíduos de etileno-acetato de vinila (EVA) reticulado
(2020-12-01)
EVA foam is a class of materials that combine mechanical properties with reduced density and the ability to absorb energy and impact, which is why they are widely applied in the footwear industry. However, during its ...