Browsing by Author "Kunst, Sandra Raquel"
Now showing items 1-20 of 39
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Análise dos efeitos da adição de alumina (Al2 O3) na microestrutura e dureza do Zamac 5 fundido por gravidade
(2020) [Journal article]O objetivo deste trabalho foi verificar se é possível a incorporação Al2 O3 à liga de Zamac por meio do processo de fundição por gravidade. Para isto amostras de Zamac foram fundidas em triplicata, sem e com adições de ... -
Análise dos processos de cromagem, niquelagem, zincagem e estanhagem
(2021) [Journal article]A cada ano, surge um grande interesse em combater a corrosão sobre peças, componentes e máquinas utilizadas em diversos setores das engenharias, e tendo em vista isto, investe-se nos processos de recobrimentos de prevenção ... -
Anticorrosive performance of commercial nanoceramic coatings on AISI 1010 steel
(2014) [Journal article]The aim of this work was to study the corrosion behavior of three commercial nanoceramic coatings in comparison to zinc phosphate coatings applied on mild steel (SAE 1010). The coatings were evaluated by scanning electron ... -
Avaliação da incorporação de resíduos têxteis em polímero de SBS
(2017) [Complete work published in event] -
Avaliação da resistência à corrosão de filmes híbridos orgânico-inorgânico com potencial aplicação em biomateriais
(2023) [Journal article]Titânio e suas ligas destacam-se entre os materiais metálicos por possuírem excelente biocompatibilidade e propriedades mecânicas específicas elevadas, o que os tornam perfeitos candidatos para aplicações biomédicas. No ... -
Avaliação preliminar da influência do cobre oriundo de sucata reprocessada na microestrutura, dureza e resistência à compressão do zamac 5
(2023) [Journal article]Zamac é uma liga metálica composta de zinco, alumínio, magnésio e cobre. Suas propriedades de processamento, como baixo ponto de fusão e alta fluidez a quente faz com que a indústria reprocesse o refugo da produção de zamac ... -
Characterization of siloxane-poly(methyl methacrylate) hybrid films obtained on a tinplate substrate modified by the addition of organic and inorganic acids
(2016) [Journal article]Tinplate is used to food packaging and other types of packages. The corrosion resistance of the tinplate has been study due the necessity of an alternative to high environmental impact of chromatization process. Therefore ... -
Colored anodizing of titanium with pyroligneous solutions of black wattle
(2018) [Complete work published in event] -
Corrosion and wear resistance of carbon films obtained by electrodeposition on ferritic stainless steel
(2015) [Journal article]In improving the corrosion and hardness proprieties of ferritic stainless steel, the use of protective coatings becomes an interesting alternative. In this study, a carbon layer was deposited on AISI 430 by electrodeposition ... -
Corrosion mechanism suggested based on electrochemical analysis and SVET for uncoated tinplate and post coated with a hybrid film
(2017) [Journal article]The tinplate, used in the packaging sector and formed from a metal substrate, comprises a steel base which has undergone a surface treatment to produce a thin layer of FeSn2, a tin layer and an oxide tin layer. Currently, ... -
Corrosion resistance of hybrid films applied on tin plate : precursor solution acidified with nitric acid (pH=3)
(2014) [Journal article]Siloxane - poly (methylmethacrylate)-based materials are systems formed by a silicon network, to which chains of poly (methylmethacrylate) are linked by covalent bonds or by physical interactions. Their stability and ... -
Effect of concentrations of plasticizers on the sol-gel properties developed from alkoxides precursors
(2017) [Journal article]Coatings developed through sol-gel method is presented as an interesting replacement to chromium coating. Sol-gel method present advantages as high purity and excellent distribution of the components. The objective of this ... -
Effect of curing temperature and architectural (monolayer and bilayer) of hybrid films modified with polyethylene glycol for the corrosion protection on tinplate
(2014) [Journal article]Hybrid films obtained by a sol-gel process are based on two important reactions: hydrolysis and condensation. The condensation reaction is influenced by the curing temperature, since it induces the development of the ... -
Effect of tetraethoxy-silane (TEOS) amounts on the corrosion prevention properties of siloxane-PMMA hybrid coatings on galvanized steel substrates
(2015) [Journal article]Siloxane-poly(methyl methacrylate) (PMMA) organic-inorganic hybrid coatings were deposited on galvanized steel by the dip-coating sol-gel technique. Anticorrosion properties, as well as the morphological, surface and ... -
Effect of the shot peening process on the corrosion and oxidation resistance of AISI430 stainless steel
(2015) [Journal article]Ferritic stainless steels are used in specific applications where corrosion resistance, oxidation resistance and a high mechanical resistance are required. Shot peening is a process applied to add residual compression ... -
ELABORAÇÃO E CARACTERIZAÇÃO DE FILMES HÍBRIDOS SOBRE O AÇO GALVANIZADO: EFEITO DO TEMPO DE IMERSÃO EM SOLUÇÃO
(2011) [Abstract published in event] -
Electrochemical and mechanical behavior of aluminum aa2024-t3 coated with hybrid matrix containing graphene oxide
(2019) [Journal article]The aeronautics industry uses aluminum alloy AA2024-T3 due to its low density and good mechanical properties. However, this alloy requires the use of protective coatings because it does not have the corrosion and wear ... -
Electrochemical and mechanical behavior of UV curing paint on hybrid films modified with polyethyleneglycol plasticizer applied on tinplate
(2017) [Journal article]The objective of this work is to coat tinplate with a hybrid film obtained from a sol-gel process constituted by the alkoxide precursor tetraethoxysilane (TEOS) and 3-trimethoxysilylpropyl methacrylate (TMSM), with the ... -
Estudo do efeito da densidade de corrente no processo de obtenção de superfícies nanoestruturadas de titânio
(2014) [Journal article]O emprego do titânio e outras ligas como implantes e próteses têm tido grande repercussão clínica nos últimos anos. No entanto, apesar do êxito clínico, esses biomateriais têm apresentado problemas devido a falhas que podem ... -
Estudo preliminar do efeito da diluição do eletrólito no comportamento eletroquímico do alumínio em licor pirolenhoso de acácia negra em mild anodization no modo galvanostático
(2023) [Journal article]O alumínio é um metal muito utilizado comercialmente e normalmente com tratamento superficial de anodização. A anodização também é um processo consolidado e difundido, principalmente uma técnica potenciostática conhecida ...
