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Itens para a visualização no momento 11-20 of 30
Estudo da oxidação superficial do copolímero propileno/etileno durante o tratamento corona e sua influência no comportamento de termosoldagem
(Universidade Federal de São Carlos, 2010-06-23)
Different ethylene-propylene copolymers (Ziegler-Natta and Metallocene) were exposed to corona discharge and analyzed by spectroscopic, morphological and fractionation techniques. Effects of different treatment configurations ...
Estudo da utilização de fundentes alternativos ao feldspato em composições de porcelanato
(Universidade Federal de São Carlos, 2010-01-05)
The porcelainized stoneware has been outstanding in the current market of ceramic tiles because it offers excellent technical and esthetic features. In this research traditional ceramic raw materials were selected and a ...
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 ...
Simulação numérica de laminação da liga para implantes cirúrgicos ASTM F138
(Universidade Federal de São Carlos, 2010-02-26)
The hot rolling process is a kind of industrial method used in raw material manufacturing for surgical implant pieces. The hot rolling processing has been the subject of many studies and the knowledge of this process is ...
Processamento e caracterização de ligas amorfizáveis TiCuNiZr e TiFeCoZr
(Universidade Federal de São Carlos, 2010-03-31)
Searching the development of bulk metallic glasses the research takes two directions, the development of alloys with a high glass forming ability and development of new processes or improving existing processes. In this ...
Estudo e desenvolvimento de blendas ternárias biodegradáveis a partir de poli(ácido lático), poli(álcool vinílico) e quitosana
(Universidade Federal de São Carlos, 2010-04-08)
The present study examined the use of poly(vinyl alcohol) as a compatibilizing agent between chitosan and PLA and as a diluent for chitosan in an approach where a dispersion chitosan in PVA produced by solution blending ...
Desenvolvimento de nanocompósitos poliméricos biodegradáveis a partir de pectina, amido e nanofibras de celulose
(Universidade Federal de São Carlos, 2010-09-16)
The objective of this project was the preparation of biodegradable films from polymer blends of citrus pectin (PEC) and thermoplastic starch (TPS) and the modification of its mechanical properties by formation of nanocomposites ...
Modificação e caracterização da superfície do aço inoxidável Martensítico AISI 410
(Universidade Federal de São Carlos, 2010-04-29)
This work deals about the surface modification of the AISI 410 martensitic stainless steel. The modification of steel surfaces is important for the improvement of its mechanical and tribological properties. Among the ...
Sinterização, cristalização, desenvolvimento e caracterização de vitrocerâmicas de baixo coeficiente de expansão térmica do sistema Li2O - Al2O3 SiO2 (LAS)
(Universidade Federal de São Carlos, 2010-10-15)
Glass-ceramics based on the Li2O-Al2O3-SiO2 (LAS) system represent the most important (commercial) family. They are required for applications where extreme dimensional stability and thermal shock resistance are of utmost ...
Obtenção de curvas mestre de compósitos poliméricos estruturais utilizando ensaios dinâmicos mecânicos sob fluência
(Universidade Federal de São Carlos, 2010-08-11)
The growing advanced composites appliance in aircraft s structural parts has demanded to spread the knowledge about mechanical behavior prediction in longer time periods. In this way, the main purpose of this study is to ...