PPG - Engenharia Química
Recent Submissions
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Síntese e utilização de zeólitas A, X e Y em tintas de poliaspártico
(Universidade Federal de São Paulo (UNIFESP), 2020-02-19)The polyaspartic coating, one of the most innovative resins for the production of high performance paints, studying the effect of the addition of selected zeolites as adsorbents to remove moisture in the system. Polyaspartic ... -
Hidrogéis e micropartículas de fibroína de seda para liberação modificada de corantes
(Universidade Federal de São Paulo (UNIFESP), 2020-03-04)Natural polymers are biodegradable materials, coming from natural sources and have been studied in the medical-pharmaceutical area. Silk fibroin, obtained from the cocoons of Bombyx mori silkworms, is a promising and ... -
Estudo da degradação do Bisfenol A em solução aquosa por processo foto-fenton irradiado artificialmente e baixo custo energético
(Universidade Federal de São Paulo (UNIFESP), 2020-02-14)Bisphenol A is a synthetic material used in the production of plastics and resins. And it is considered a chemical endocrine disruptor, known to be an emerging pollutant in several environmental compartments and can cause ... -
Catálise heterogênea na produção de biodiesel: comparação entre a sílica híbrida Si-MCM-48 e as zeólitas X e Y
(Universidade Federal de São Paulo (UNIFESP), 2020-02-20)Biodiesel can replace petroleum diesel in virtually any engine, without requiring further modifications. It’s production can be accomplished by several methods, and the alkaline transesterification reaction is the most ... -
Avaliação de parâmetros de emulsão de laminação a frio buscando o ponto ótimo para limpeza superficial dos aços
(Universidade Federal de São Paulo (UNIFESP), 2020-06-09)In the steel companies, after the transformations of ore to cast iron and iron into steel, the process of making steel planes is carried out through rolling. The transformation of the steel plate into the coil is done ... -
Remoção de lecitina de óleo bruto de soja por adsorção em sacarose
(Universidade Federal de São Paulo (UNIFESP), 2020-12-16)Degumming is the first stage on the refining process of vegetable oil. It consists in extraction operation that aims to remove the gum present in the crude oil. This is an important step that prevents the formation of ... -
Obtenção de extratos da casca de Barbatimão (Stryphnodendron adstringens) e incorporação em matriz biopolimérica
(Universidade Federal de São Paulo (UNIFESP), 2020-12-21)Plants rich in phenolics compounds have become an interesting subject of research due to its potential applications, for instance, as wound healing agents. These bioactive compounds can be incorporated in a natural polymer ... -
Microcápsulas por coacervação complexa: avaliação do polissacarídeo de chia e proteínas vegetais como materiais de parede
(Universidade Federal de São Paulo (UNIFESP), 2020-02-20)The complex coacervates formed from biopolymers such as proteins and polysaccharides have received increasing attention due to their characteristics of biodegradability, biocompatibility, non-toxicity and low cost. The ... -
Estudo termodinâmico e modelagem matemática do equilíbrio líquido-vapor de misturas envolvendo Diesel e Biodiesel
(Universidade Federal de São Paulo (UNIFESP), 2020-03-02)The use of biodiesel has been growing in recent years. In Brazil there are laws that influence the addition of biodiesel to diesel oil. Knowing Liquid-Vapor Balance (ELV) data from these mixtures is essential to obtain ... -
Estudo numérico e experimental do rotor de reação de uma turbina hidráulica tipo Francis
(Universidade Federal de São Paulo (UNIFESP), 2020-04-29)The hydraulic turbine is one of the components of a turbomachinery which characteristics are very important, as its geometry directly influences the losses and the performance of the mechanical fluid system. However there ...
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