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Desenvolvimento de um novo fundente para substituir o feldspato em composições de grês porcelanato
(Universidade Federal de São Carlos, 2004-08-27)
Amongst the various types of ceramic tiles, the porcelainized stoneware tile stands out due to its technical properties (low water absorption, high mechanical strength and high abrasion, chemical attack and frost resistance). ...
Influência das variáveis do processo de mistura na morfologia e propriedades finais de filmes tubulares de nanocompósitos de polietileno de alta densidade
(Universidade Federal de São Carlos, 2006-12-15)
Blown of films is one of the most important processes of polymers for packaging application. The final properties are strongly linked with the morphology developed during the processing. The relationship between process ...
Aplicações de resíduo de bauxita e cinza pesada da indústria do alumínio na fabricação de cimento Portland
(Universidade Federal de São Carlos, 2009-02-20)
Presently, a sustainable development is considered fundamental for the success and competitivity company s. Believing in such, the major Brazilian aluminum manufactures have invested, over the last two years, more than U$S ...
Estudos e desenvolvimento de processos de pós condensação no estado sólido do PET reciclado
(Universidade Federal de São Carlos, 2003-12-04)
The increasing requirement of Ply(ethylene terephtalate) PET from the package market has made this available to the public discarded, quickly, since the technology of multi way package hasn t been possible due to high cost ...
Modificação microestrutural da liga Al-Si 380 conformada por spray com a co-injeção de partículas contendo fases intermetálicas
(Universidade Federal de São Carlos, 2007-12-19)
The aim of this work was to determine the microstructure and the mechanical properties of a spray formed Al-Si 380 alloy in different conditions as follow: co-injection of particles containing intermetallic phases, extrusion ...
Desenvolvimento de blendas poliméricas PVC/NBR através de processamento reativo e vulcanização dinâmica in situ
(Universidade Federal de São Carlos, 2008-02-28)
Dynamic vulcanization is a process of vulcanization of an elastomer during melt mixing with a thermoplastic which results in a material with better chemical and mechanical properties at high temperature. The PVC/NBR blends ...
Estudo do critério de Niyama na formação de porosidade em fundidos de aço com distintos intervalos de solidificação
(Universidade Federal de São Carlos, 2005-09-29)
This study concerns the analysis of the application of the Niyama Criteria as a tool to predict porosity formation on steel castings made from steel with different solidification gaps. Therefore, test coupons were project ...
Influência de defeitos nas propriedades mecânicas de juntas soldadas por FSW da liga AA6013-T6
(Universidade Federal de São Carlos, 2009-04-28)
In 1991, it was developed a solid state welding process called Friction Stir Welding - FSW, intended to increase the number of applications for the aluminum and its alloys. As every welding process the presence of defects ...
Desenvolvimento de metodologia para identificação de oportunidades de inovação tecnológica em tratamento de superfícies de jóias folheadas
(Universidade Federal de São Carlos, 2006-08-07)
Technological innovation has been greatly discussed worldwide for its central
role in economy. One important factor to innovation is the identification of
technological opportunities. Information on customer requirements ...
Estudo das propriedades de transporte de água e íons em tintas de acabamento à base de poliuretana alifática e poliuretana acrílica, novas e após envelhecimento sob radiação UV.
(Universidade Federal de São Carlos, 2005-08-26)
The present work has as objective the comparative study between anticorrosive painting systems with two types of vehicle - aliphatic polyurethane and acrylic polyurethane - loaded with different concentrations of iron oxide ...