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Now showing items 41-50 of 273
Uso de LALLS in-line na extrusão de sistemas poliméricos bifásicos
(Universidade Federal de São Carlos, 2007-07-30)
In-line analysis equipments play an important hole in the study of polymer blends extrusion for supplying dynamic information concerning to the morphology of the dispersed phases, such as aspect ratio and size distribution ...
Influência da incorporação de aditivos nas propriedades do Poli (Hidroxibutirato-co-hidroxivalerato) - PHBV
(Universidade Federal de São Carlos, 2008-08-05)
The concept of environmentally correct products has been exhaustively discussed and, today, the use of biodegradable polymers appears as a feasible alternative for the problem of inadequate disposal of plastic waste products. ...
Situação atual e perspectivas de utilização de materiais no interior de aeronaves executivas
(Universidade Federal de São Carlos, 2009-08-04)
This study focuses on analyzing the current situation and perspectives of materials selection and utilization, like composites, decorative laminates and films, and others, in business aircraft, particularly in furnishings ...
Síntese e caracterização de nanofitas de óxido de estanho.
(Universidade Federal de São Carlos, 2004-10-08)
Tin oxide nanoribbons were synthesized by a carbothermal method, which is based on evaporation-condensation reactions. The source material was composed of commercial tin dioxide (SnO2) powders mixed with carbon black. This ...
Resistência ao desgaste abrasivo da liga Fe66B30Nb4 processada por conformação por spray
(Universidade Federal de São Carlos, 2009-12-17)
Aiming at the improvement of the wear resistance of a glass former composition, the Fe66B30Nb4, the alloy was modified with the addition of Ti, resulting in the theoretical compositions: Fe63B29Nb4Ti4 (SF1) and Fe65B30Nb4Ti1 ...
Monitoramento in-line da formação de nanocompósitos PP/MMT via intercalação no estado fundido
(Universidade Federal de São Carlos, 2008-08-04)
The aim of this work is to monitor in-line, using an optical detector fitted at the extruder die exit, the formation of PP/MMT nanocomposites during polymer melt compounding. The intensity of the detector´s signal is ...
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 ...
Avaliação do comportamento eletroquímico de juntas soldadas de aço inoxidável supermartensítico por feixe de elétrons baixo vácuo
(Universidade Federal de São Carlos, 2007-02-28)
The electrochemical evaluation of low vacuum electron beam weldments of supermartensitic stainless steel was carried out in terms of anodic polarization in potentiodynamic regime, intergranular corrosion by double loop ...
Influência dos parâmetros de Processamento e da composição na morfologia de resinas ABS.
(Universidade Federal de São Carlos, 2004-08-24)
The present work is about the influence of processing parameter and composition on the morphology of acrylonitrile-butadiene-styrene (ABS)resins. The ABS grades chosen are commercial products with high rubber content, i. ...
Propriedades mecânicas de tração e impacto dos aços inoxidáveis CA15 e CA6NM
(Universidade Federal de São Carlos, 2007-02-27)
The subject of this work was to study the mechanical properties, based in tensile and impact tests, of two stainless martensitic steels cast under designations of ASTM Standards, namely the CA15 steel, a steel with 12% of ...