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Now showing items 81-90 of 127
Desenvolvimento de Magnésia Cáustica para Revestimento de Aço Elétrico
(Universidade Federal de São Carlos, 2021-01-05)
Electric steels are ferrous alloys with up to 3.5 wt.% Silicon in its composition, and with carbon concentrations around 20 ppm. They are materials with excellent magnetic properties, generally used in the manufacture of ...
Estudo sobre a influência de aditivos antiácidos em compostos de polipropileno
(Universidade Federal de São Carlos, 2021-11-19)
Polypropylene is one of the most consumed plastics in the world and its synthesis takes place mainly from the use of Ziegler-Natta catalyst systems, in which catalysts and their supports are compounds containing chlorine ...
Propriedades mecânicas e bioativas de PLA, PCL e suas blendas com HA impressas por FFF
(Universidade Federal de São Carlos, 2021-11-16)
Bone repair measures involving surgeries and tissue replacements are increasingly present today, in addition to the progressive advancement of the market for prostheses, implants and technologies that invest in the health ...
Utilização de resíduos de cacau em compósitos poliméricos à base de poliolefinas
(Universidade Federal de São Carlos, 2021-11-19)
This study analyzed the viability of adding cocoa shell flower and cocoa nuts flower in to polyolefins polymers. Brazil is the 7th greatest producer of Cocoa, and this largest production generates a lot of waste that spoils ...
Implementação de rede neural na caracterização de IPMC´s com líquidos iônicos de alquilimidazólio incorporados: estudo de viabilidade de ferramenta auxiliar
(Universidade Federal de São Carlos, 2021-11-18)
The present study aims to implement and evaluate the feasibility of an artificial neural network algorithm in Python to classify IPMC samples. For this work it was considered Nafion-based IPMC samples with platinum electrodes. ...
Avaliação do ciclo de vida de embalagens para delivery
(Universidade Federal de São Carlos, 2021-11-18)
Delivery packages made up of different materials - expanded polystyrene, amorphous
poly(ethylene terephthalate) and paperboard with a polypropylene lid - were compared
regarding the environmental impacts related to their ...
Avaliação do ciclo de vida de discos de vinil
(Universidade Federal de São Carlos, 2021-11-16)
PVC is the second most consumed thermoplastic worldwide, but the life cycle assessment
(LCA) of PVC-based products is still a rare topic of scientific publications. There are only a
few environmental studies on long-term ...
Reciclagem de borrachas: uma abordagem sobre processos e impactos ambientais
(Universidade Federal de São Carlos, 2022-04-18)
Rubber wastes represent a growing and important environmental issue. Despite the
existence of legislation, the increasing demand for rubber products, combined with
their improper postconsumer disposal, have caused ...
Avaliação do ciclo de vida de garrafas PET provenientes de fontes fósseis e renováveis
(Universidade Federal de São Carlos, 2021-11-18)
The consumption and inappropriate disposal of plastic packaging has caused enormous damage to the
environment. Currently, there is a regulatory trend for companies to adopt systems with
reverse logistics and resources ...
Asfalto ecológico: uma análise sobre a viabilidade da sua utilização como substituto do asfalto convencional
(Universidade Federal de São Carlos, 2022-04-20)
The production of petroleum asphalt cement (PAC) has a great importance for the
development of the Brazilian economy, since road transport has been privileged since
the 50's. Another fundamental product for transport ...