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Estudo da cinética do tratamento biológico aeróbio de lixiviado de aterro sanitário
(2019-08-21)
Sanitary landfills of urban solid waste generate large quantities of leachate, effluents with high concentrations of pollutants. So, it is necessary to study processes to treat this effluent in an effective way. This study ...
Avaliação da remoção de pesticidas em vinho branco por membranas de microfiltração
(2021-03-05)
The use of pesticides in agriculture is the subject of discussions due to the dangers generated for the environment and for human health. However, crop protection with chemical methods is a common practice in viticulture, ...
Utilização de nanofribras de celulose de biomassas residuais das indústrias do papel e fumageira como adjuvante na preparação de granulados contendo teofilina
(2017-06-29)
Cellulose nanofibers (CNFs) derived from tobacco and paper chips may have different applications including polymer composites, fabrics, cosmetics and medicines. Considering this wide applicability and emphasizing, above ...
Produção e caracterização de nanocompósitos expandidos de poliestireno, reforçados com nanofibras e nanowhiskers de celulose obtidas a partir de fibra de curauá
(2018-02-20)
The search for materials of natural origin, with less environmental impact and with the same properties of synthetic materials is increasingly focused on research in the field of engineering. One way to doing this is a ...
Desenvolvimento de espumas de poliuretano revestidas com formas alotrópicas de carbono para utilização como sorvente de petróleo e outras substâncias orgânicas
(2017-12-14)
The growing exploration and transportation of oil and by-products in marine environments, together with the discovery of the pre-salt in the Brazilian coast in 2006, brings potential environmental disasters caused by ...
Sistemas alternativos de ativadores de vulcanização em comparação ao sistema tradicionalmente utilizado em compostos elastoméricos de borracha natural
(2017-12-14)
This work evaluated the action of different vulcanization activators (phthalic and terephthalic acid) in comparison to stearic acid in the reaction with ZnO. In addition, sought to verify the possible reduction of the phr ...
Desenvolvimento de membranas de poliuretano com carbonato de cálcio nanométrico e pó de ostras obtidas por inversão de fases visando a separação de gases
(2021-02-20)
Human actions over the years have aroused concern due to their polluting potential, causing an increase in the emission of greenhouse gases into the atmosphere. To separate these gases, polymeric membranes have been used, ...
Desenvolvimento de bioespumas empregando resíduos agroindustriais e macrofungos regionais
(2017-11-28)
The growing search for biodegradable materials has awakened the interest of the scientific world to the development of products that have this characteristic. These materials can replace synthetic products that come from ...