Acabamento de têxteis multifuncionais com nanocompósitos poliméricos [PDF]
A funcionalização dos materiais têxteis pretende melhorar as propriedades existentes e criar novas potencialidades para novos campos de aplicação dos produtos.
Carneiro, Noémia +2 more
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Modification of Montmorillonite by new surfactants. [PDF]
The sodium Montmorillonite is not susceptible to polymer due to its organophobic character and has low basal spacing. This study reports on the effect of three new organic cations including Triethyl Amine (TEA), Tripropyl Amine (TPA) and Trioctyl Amine ...
Ahmad @ Ayob, Mansor +3 more
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The aim of this work is to study the properties of systems based on polypropylene (PP) and commercial organophilic montmorillonite, prepared by melt intercalation.
Ana R. Morales +3 more
doaj
Sedimentos marinhos : caracterização química expedita por espectrometria de fluorescência de raios X = Marine sediments : an easy-and-quick chemical characterization through X-ray fluorescence spectrometry [PDF]
Com o objectivo de obter dados químicos sobre sedimentos marinhos em tempo reduzido e por uma via expedita, desenvolveu-se uma metodologia analítica baseada em espectrometria de fluorescência de raios X por dispersão em comprimentos de onfa (FRX-DCO).
Figueiredo, M. Ondina +2 more
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5-fluorouracil (5-FU) is one of the most widely used chemotherapeutic compounds for cancer treatment and its rapid metabolization and non-uniform oral absorption are the limitations for its use as an oral chemotherapy. Therefore, this study was performed to evaluate the influence of a 5-fluorouracil (5-FU) nanocomposite microspheres with different ...
Hanniman Denizard Cosme Barbosa +7 more
openaire +2 more sources
Transient seepage and slope stability analysis for rainfall induced landslide: a case study [PDF]
A transient seepage and slope stability analyses were carried out for a case of rainfall-induced landslide in Air Laya Indonesia . The landslide occurred in December 2002 on a dumping area of an open coal mining site.
Asof, Marwan, Gofar, Nurly, Lee, Min Lee
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Eco-friendly technologies of leather manufacturing using natural minerals montmorilonite and zeolite
Considerable amount of information is known on the use of natural minerals as ion exchangers, sorbents, catalysts for solving environmental problems, wastewater treatment. However, papers on the use of minerals in the manufacture of leather as a material that can adjust and regulate the efficiency of the dermis structure formation and the relevant ...
openaire +2 more sources
Estudo do assoreamento da Albufeira da Venda Nova [PDF]
Estuda-se o enchimento aluvionar processado no fundo da albufeira da barragem de Venda Nova, situada no rio Cávado, que motivou em parte o seu esvaziamento no ano de 1984, para limpeza dos orgãos de descarga.
Cardoso, João Luís
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DEPOSITS AND MINING POTENTIAL OF BENTONITE IN CROATIA
Bentonite is one of the materials that is planed to be used for buffering and backfilling in spent nuclear fuel repositories, within deep crystalline rock. There are several locations in Croatia that bentonite deposits and occurrences are found on.
Mario Klanfar , Branimir Janković
doaj
Caracterização de nanocompósitos de poliuretano/montmorilonita organofílica por RMN de baixo campo
Poliuretanos são materiais poliméricos importantes e versáteis, principalmente devido a algumas de suas propriedades, como alta resistência à abrasão, resistência ao rasgo, excelente absorção de choques mecânicos, boa flexibilidade e elasticidade.
Marcos Anacleto da Silva +3 more
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