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Desenvolvimento de reator anaeróbico de leito fluidizado associado a membranas de microfiltração
(2014-05-23)
The requirements to achieve what is demanded by the environmental laws make important the use of areas for sanitary landfills. The adequate disposal of waste associated with the current legislation also demands larger ...
Morfologia e propriedades térmicas de compósitos de HDPE/EVA com POSS
(2014-05-22)
In this study composites with a polymeric matrix comprising a blend of high density polyethylene (HDPE) and the copolymer ethylene vinyl acetate (EVA), and with polyhedral oligomeric silsesquioxane (POSS) as the nanoclay, ...
Obtenção e caracterização de artefatos produzidos com resíduos elastoméricos vulcanizados
(2014-05-22)
The aim of this study was to incorporate styrene-butadiene rubber (SBR) industrial scraps into a base formulation of identical composition used in the fabrication process of extruded profiles. Technical and environmental ...
Nitretação a plasma de zircônia parcialmente estabilizada
(2014-05-23)
High temperature plasma nitriding of yttria-partially stabilized zirconia in atmospheric pressure microwave plasma was investigated. The morphological, mechanical and physico-chemical characteristics of the resulting ...
Aplicação de areia de britagem de rochas basálticas na fabricação de concreto de cimento Portland
(2014-06-03)
Despite the technological advances on the structural concrete production, in natura materials are still used. This fact has been causing environmental and economic problems to the manufacturing chain. One of the problems ...
Estudo para a otimização do processamento de formulações de resina fenólica aplicada à material de fricção
(2014-05-22)
Friction materials are composites the polymer matrix of which is usually a novolak phenolic resin. Performance requirements of friction materials demand a steep control of the processing conditions, during crosslinking ...