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Avaliação do desempenho de diferentes plastificantes em composições de poli (cloreto de vinila)
(2016-12-23)
The poly (vinyl chloride) (PVC) is one of the most widely used polymers in the world, mainly
due to the versatility of properties. The incorporation of additives alter its final characteristics
enabling a wide application, ...
Conversão termoquímica de Bagaço de Semente de Nabo Forrageiro (BSNF) em um reator rotativo
(2017-01-30)
The fodder radish has extensive use in agriculture and the oil from its seed is an important feedstock in biodiesel production. However, the extraction of the oil from the seed by pressing generates a residue (fodder radish ...
Desenvolvimento de suportes porosos de poliuretano/poli(ácido láctico) produzidos por fluido supercrítico para aplicação em engenharia de tecidos
(2016-11-28)
The development of biomaterials with specific features to aid in tissue recovery damaged by accident or disease is one of the challenges in the scientific field that involves the areas of medicine and engineering. These ...
Reaproveitamento da madeira tratada com arseniato de cobre cromatado e isolador elétrico cerâmico para produção de compósito polimérico
(2016-12-02)
The reuse of materials is a topic of great interest due to the high amount of waste generated in various activities. Waste of treated wooden poles with chromated copper arsenate (CCA) and ceramic electrical insulators (RIP) ...
Produção de carvão ativado a partir de madeira tratada com arseniato de cobre cromatado (CCA) para adsorção de dióxido de carbono (CO2)
(2016-12-02)
Chromated copper arsenate (CCA) is the most used preservative in wooden poles of electricity distribution network, due to its high efficiency in the wood preservation. The CCAtreated wooden poles may be properly disposed ...
Influência da temperatura e da pressão sobre a permeação de gases (CO2/CH4) através de membranas poliméricas assimétricas de PVDF e PSF
(2015-02-23)
Currently, there is a need in the world to substitute fossil fuels for renewable sources in the energy production. Natural gas has significant advantages over other fossil fuels, in particular the reduction in atmospheric ...
Avaliação do potencial de produção de etanol e xilitol a partir de xilose por macromicetos
(2017-04-24)
Lignocellulosic biomass is primarily composed of cellulose, hemicellulose and lignin, whereinhemicellulose is about 30% of the lignocellulosic biomass and this fraction contains about 60% xylose. Currently studies are being ...
Produção de hidrogênio através da digestão anaeróbia de glicerol e vinhoto utilizando culturas mistas
(2017-03-06)
The fuel use increase in a global scale have caused rising energy demand, whether it's renewable or not. Since our energy matrix is still based on fossil fuels, it also means an increase in the environmental impact caused ...
Avaliação de membranas compósitas de Alumina-Pd na separação de gases
(2017-03-20)
This work aims to prepare and evaluate Palladium membranes on porous ceramic support of α-alumina, sintered at 1600ºC, using sol-gel and electroless plating technique. It were prepared membranes Pd/α-alumina, with one e ...
Avaliação do emprego de processos de separação por membranas em uma central de tratamento de efluentes galvânicos
(2018-09-11)
The galvanotechnical industry is responsible for generating effluents containing heavy metals and recalcitrant substances. The restrictions on the quality of effluent discharge have intensified. An alternative to this ...