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Now showing items 151-156 of 156
Desenvolvimento de cimentos á base de silicatos utilizando rochas vulcânicas
(2020-04-22)
Silicate based cements (SBC) are ceramic materials obtained through the reaction between solid silicon and aluminium-rich materials and a strong alkaline solution. Such SBC are produced at temperatures close to ambient and ...
Caracterização e aplicação de serragem de pinus elliorrii da indústria moveleira na remoção do corante azul de metileno
(2020-05-28)
The sawdust residues from 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 ...
Desenvolvimento de bandas de rodagem com menor resistência ao rolamento e menor impacto ambiental
(2016-12-01)
The tire industry is in constant development in order to make its products safer, more durable, ecologic and energy saving. To achieve these objectives, improvements in the properties of abrasion resistance, wet grip and ...
Efeito do teor de ferro na síntese de vitrocerâmicos de basalto
(2020-11-03)
Basalts, which cover about 70% of the Earth's surface, are igneous rocks originated from the cooling and solidification of magma on the Earth's surface. When the magma is cooled rapidly, it forms a glass. When cooled slowly, ...
Recuperação de prata metálica de pilhas do tipo botão para a preparação de híbridos de quitosana com propriedades bactericidas
(2020-11-20)
The recovery of metals is an extremely important issue that has attracted the attention of several researchers, both for the environmental and economic concerns. Some metals, such as silver or its derivatives, can be ...