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Now showing items 101-110 of 114
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 ...
Resistência de linha de solda em moldados por injeção de compósitos de polipropileno com talcos e fibra de vidro.
(Universidade Federal de São Carlos, 2003-07-03)
The presence of weld lines in injection moulded reinforced thermoplastics
contributes towards substantial reduction in mechanical properties, due to
unfavourable orientation of the reinforcement in the weak plane of the ...
Reciclagem química de PET proveniente de filtros industriais pós-consumo
(Universidade Federal de São Carlos, 2006-03-10)
The PET filter bag is used in the separation of the particulates materials of the gas produced in the aluminum industry. It had been submitted a chemical recycling. Almost industries make the disposal of these materials ...
Estudo da influência da adição de compostos de boro na resistência à oxidação de refratários a base de carbeto de silício-liga de nitreto.
(Universidade Federal de São Carlos, 2004-08-06)
In this work, boron was added in a commercial silicon carbide bonded silicon nitride refractory and its influence has been evaluated. These materials have been used as high temperature structural ceramic due to their ...
Avaliação do grau de gelificação de formulações de PVC rígido utilizando o método de ultrassom
(Universidade Federal de São Carlos, 2009-09-10)
The determination of the gelation degree is an important tool for predicting the properties of final products made of rigid PVC compounds. Thus, it is evident the need of a quick and effective test method that can be applied ...
Determinação das propriedades mecânicas da liga A356 conformada por spray para diferentes teores de ferro e condições de processamento
(Universidade Federal de São Carlos, 2008-04-22)
The aims of this work were the microstructural and tensile properties characterization of the hypoeutectic spray formed Al-Si 356, with and without contamination for iron, spray formed, extruded and heat treatment. The ...
Caracterização e avaliação de filmes metálicos para uso em ultra-alto vácuo
(Universidade Federal de São Carlos, 2007-11-27)
The construction of ultra-high vacuum chambers (UHV) for particle accelerators demands pressure in the range of 10-8 Pa, and this is particularly difficult to achieve in chambers with the length to traverse section rate ...
Efeito da porosidade sobre o manchamento de porcelanato polido
(Universidade Federal de São Carlos, 2009-12-15)
Porcelain tile is a type of ceramic tile which has shown the highest worldwide expansion in recent years due to the excellent technical and esthetic qualities of the product, which have augmented the possibilities of its ...
Correlações entre propriedades dinâmico-mecânicas e durabilidade sob fadiga mecânica em compósitos de polipropileno/polipropileno maleificado/fibra de vidro
(Universidade Federal de São Carlos, 2006-09-06)
Although the influence of interfacial adhesion on short-term mechanical
performance of fiber-reinforced thermoplastic composites has been well
established, very little published information is available on the influence ...
Adesão borracha-latão: a influência do cobalto, do sistema HMMM (hexametoximetilmelamina)-resorcinol e da temperatura na interface
(Universidade Federal de São Carlos, 2006-12-18)
Using a blank compound as reference and brass coated steel tire cords
with 64 and 68.2 % of cooper content, it was studied the effect of the
ingredients cobalt and the HMMM-resorcinol system, and the vulcanization
temperature ...