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Análise da influência das condições de processamento na morfologia e nas propriedades de blendas poliméricas PBT/ABS moldadas por injeção
(Universidade Federal de São Carlos, 2011-06-29)
A study on the correlation of blend morphology, properties, the injection molding process and manufacturing methods of polymeric blends constituted of PBT and ABS was proposed. Thus, uncompatibilized PBT/ABS blends have ...
Deformação da fase dispersa e degradação de blendas poliméricas em extrusora dupla-rosca aberta e fechada
(Universidade Federal de São Carlos, 2011-09-05)
In order to obtain flexibility of the processing in a twin-screw extruder and operate it as an internal mixer, the second phase dispersion and deformation and degradation were analyzed during processing in an open and ...
Tenacificação de polipropileno com elastômeros olefínicos para aplicações com requisitos de transparência ótica
(Universidade Federal de São Carlos, 2011-07-19)
The polypropylene is a versatile polymer but has lack of impact resistance. The polypropylene toughness is obtained thorugh the adition of elastomers that cause the loss of the blend stiffness. Many studies were performed ...