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Mostrando ítems 3901-3910 de 7618
Avaliação do uso de aditivos antichama halogenados e não halogenados na flamabilidade e nas propriedades mecânicas de compósitos de poliéster/fibra de vidro
(2021-05-08)
Over the years, the automobile industry has found itself in the obligation to manufacture automobiles made from polymeric parts, in order to reduce their weight. However, the parts made of composites that have fiber-reinforced ...
Relatório de estágio
(2020-12-23)
Obtenção e caracterização de compósitos de polipropileno e fibras de abacaxi utilizando agentes de acoplamento de fontes renováveis
(2020-07-13)
The preservation and recovery of the environment are issues that have been addressed for a long time, causing new materials and sustainable methods to be investigated. In this way, raw materials from natural and renewable ...
Princípio da proibição do retrocesso : uma nova perspectiva na tutela do meio ambiente e na garantia e promoção do desenvolvimento sustentável
(2021-05-24)
The intense acceleration of processes that modify natural systems and are capable of compromising future generations demand actions that contribute to maintaining the quality of life and mitigating the negative effects of ...
Avaliação do processo e determinação do teor de metais presentes em recheios compostos sabor chocolate obtidos por meio de moagem mecânica
(2020-12-07)
The consumption of chocolates and cocoa products is growing annually. At the same time, several studies have demonstrated possible contamination of heavy metals in these products, from raw materials or stages of the process, ...