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Comportamento elétrico de nanocompósitos baseados em copolímeros em bloco e nanotubos de carbono
(Universidade Federal de São Carlos, 2017-06-23)
In this work conductive polymer nanocomposites (CPNs) based on block copolymers and multi walled carbon nanotubes (MWCNT) were obtained. Two of the copolymers were commercial: polystyrene-b-polybutadiene-b-polystyrene ...
Desenvolvimento de nanocompósitos de blendas PA6/ABS compatibilizadas com copolímeros funcionalizados
(Universidade Federal de São Carlos, 2014-09-22)
Nanocomposites based on polyamide 6 (PA6) and acrylonitrile-butadienestyrene
(ABS) blends compatibilized with styrene-maleic anhydride-acrylonitrile
(SANMA) and methyl methacrylate-maleic anhydride (MA-MMA) were prepared
by ...
Utilização de concentrados de eva-argila organofílica obtidos por spray drying, drais e extrusão no desenvolvimento de nanocompósitos poliméricos
(Universidade Federal de São Carlos, 2014-12-15)
The objective of this work was the development of polymer
nanocomposites with montmorillonite organoclays (OMMT) using EVA-OMMT
concentrated obtained by spray drying, Drais and extrusion, making the
characterization and ...
Preparação de nanocompósitos baseados na intercalação de argilominerais em matrizes ureia-formaldeído para aplicação como fertilizantes de liberação controlada
(Universidade Federal de São Carlos, 2014-02-27)
The increase on the price of fertilizers, and the high Brazilian importing
dependency of this material, raise the cost of cultures. Such cost may be
reduced by more efficient and efficiently used fertilizers. From an ...
Desenvolvimento de nanocompósitos poliamida 11 / dióxido de titânio para aplicação na indústria petrolífera
(Universidade Federal de São Carlos, 2015-08-31)
The depth at which explores offshore oil grew abruptly, forcing the
advancement of technology in relation to the knowledge acquired so far. For the
risers operating conditions, subject to internal relatively low pressures, ...
Obtenção e caracterização de nanocompósitos de poliuretano termoplástico reforçado com nanocristais de celulose
(Universidade Federal de São Carlos, 2014-07-15)
In this study the potential of cellulose nanocrystals (CNC) as a
reinforcement of a thermoplastic polyurethane partially obtained from renewable
sources (Bio-TPU) was investigated. The nanocomposites were obtained in ...
Desenvolvimento de compósitos híbridos de epóxi/nanotubos de carbono/cargas minerais e avaliação das propriedades elétricas e termomecânicas: efeito da viscosidade e do solvente
(Universidade Federal de São Carlos, 2018-09-17)
In this research project, epoxy/carbon nanotubes/mineral fillers hybrid nanocomposites were produced using a high energy sonication process. Moreover, two epoxy resins based on DGEBA with different viscosities were used, ...
Armazenagem de hidrogênio em nanocompósitos MgH2- aditivos à base de Fe e Nb, produzidos por moagem de alta energia e laminação a frio
(Universidade Federal de São Carlos, 2012-12-03)
Mg-based nanocomposites are considered promising materials for hydrogen storage in the solid state. In this work, Mg-based nanocomposites containing iron-based (Fe, Fe2O3, FeF3) and niobium-based (Nb, Nb2O5, NbF5) additives ...
Processamento de nanofibras de poliamida 66 / nanotubos de carbono de múltiplas camadas por eletrofiação
(Universidade Federal de São Carlos, 2010-03-26)
Nanocomposite fibers with polymer matrix have many applications, such as protective clothing, filtration and artificial blood vessels. Many of these applications require that the fiber has nanometric size due to some ...
Processamento e caracterização de nano-biocompósitos de Poli(hidroxibutirato-co-hidroxivalerato)/montimorilonita modificada organicamente (PHBV/OMMT) com adição de plastificante
(Universidade Federal de São Carlos, 2010-12-10)
A current search for new materials that are economically viable and ecologically correct has led to the implementation of many studies aimed at improving the properties and processability of biodegradable polymers. This ...