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Blendas de PHBV e PCL para uso em dispositivos de osteossíntese
(Universidade Federal de São Carlos, 2010-12-15)
This study aimed to develop and characterize polymer blends using biodegradable and bioabsorbable polymers poly (hydroxybutyrate-co-valerate) PHBV with 12% valerate, and poly (ε-caprolactone) PCL, in order to make ...
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 ...
Correlação entre morfologia, percolação elétrica e propriedades mecânicas de compósitos da blenda PLA/PBS com grafite expandido
(Universidade Federal de São Carlos, 2013-12-06)
In recent years, researchers from industry and universities have focused
their interests in polymer nanocomposites, especially in multifunctional
composites. The composites made from nano expanded graphite ( nGE ) ...
Desenvolvimento de compósitos biodegradáveis a partir de amido termoplástico e fibras vegetais
(Universidade Federal de São Carlos, 2011-09-16)
This project had as main objectives to obtain and to develop new and biodegradable composites from renewable sources using a thermoplastic starch (TPS) matrix reinforced with different amounts of natural fibers, acuri, ...
Estudo da aplicação da técnica de Trabalho Essencial da Fratura (EWF) na análise da tenacidade à fratura de sistemas poliméricos
(Universidade Federal de São Carlos, 2013-12-20)
Polymeric materials, including polymer blends and composites are used in a great variety of engineering applications. Toughness, which is associated to the capacity of the material to absorb energy before its break, is ...
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 ...
Processamento e estudo das propriedades de filmes e peças injetadas de nanobiocompósitos de nanocristais de celulose e matrizes biodegradáveis
(Universidade Federal de São Carlos, 2014-04-04)
This study aimed at evaluating the potential of application of cellulose nanocrystals as reinforcing elements of biodegradable polymeric matrices, in the films and injection molded pieces applications. Two polymeric matrices ...
Dispositivo óptico para medida em tempo real da birrefringência de polímeros durante a extrusão
(Universidade Federal de São Carlos, 2010-03-05)
The main objectives of this project were the development and application of an optical device to measure in real time the flow induced birefringence during the polymer extrusion. The linearly polarized light intensity ...
Avaliação do reprocessamento de copolímero SAN através de moldagem por injeção
(Universidade Federal de São Carlos, 2011-06-30)
The main objective of this work was to study the reprocessing of copolymer SAN through injection molding and its influence on the mechanical, thermomechanical and optical behavior of that copolymer. Mechanical properties, ...
Durabilidade mecânica de compósitos de polipropileno com reforço híbrido de fibra de coco e talco
(Universidade Federal de São Carlos, 2012-08-13)
The use of natural fibers, as possible alternative reinforcement for synthetic fibers such as glass fibers, in polymer composites meets the requirement for development of new materials with environmentally sustainable ...