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Desenvolvimento de filmes finos de organosilicone depositados a plasma para fotoproteção do polipropileno
(Universidade Federal de São Carlos, 2019-02-26)
Polypropylene (PP) is a polymer used industrially on a large scale. However, the PP has limitations in external use due to its sensitivity to photodegradation, when exposed to the elements. This limits the options of use ...
Estudo das propriedades antimicrobianas de filmes de nanocelulose e nanopartículas de prata
(Universidade Federal de São Carlos, 2019-03-28)
Silver is an element with widely recognized bactericidal activity. Its use in the modification of materials has been studied for decades and its use goes through different forms of incorporation in the matrices of interest, ...
Obtenção de acetato de celulose a partir de bagaço de cana-de-açúcar e análise de degradação in vitro
(Universidade Federal de São Carlos, 2019-03-07)
The Sugarcane (Saccharum officinarum L.) is currently one of the main agricultural products. Considering the high production of sugarcane bagasse in Brazil and in the world, the objective was to obtain pre-treated sugarcane ...
Moldagem e comparação de propriedades de compósitos de poli(butileno adipato-co-tereftalato) reforçados com tecidos de fibras vegetais
(Universidade Federal de São Carlos, 2019-03-25)
In recent years, the increasing volume of polymer resin production and use has generated environmental problems caused by the post-consumption disposal of these materials, which become huge amounts of waste due to the ...
Síntese e caracterização de hidrogel para processo de fracionamento da lignina extraída do bagaço de cana-de-açúcar
(Universidade Federal de São Carlos, 2019-03-08)
Brazil is currently considered the largest producer of sugarcane in the world, which results directly in tons of lignocellulosic biomass residues. The use and recycling of these process residues would reduce the environmental ...
Caracterização de filmes de alginato de sódio e PEDOT:PSS para potencial aplicação em dispositivos eletrocrômicos
(Universidade Federal de São Carlos, 2019-03-25)
Polymer (3,4-ethylenedioxythiophene) in association with PSS Poly (4-styrenesulfonic acid) PEDOT: PSS, are a class of materials that associate properties found in plastics with electrical characteristics present in metals. ...