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Modificação da molhabilidade da celulose por processos subsequentes de ablação e deposição a plasma
(Universidade Federal de São Carlos, 2017-03-14)
Cellulose is a biopolymer available in abundance in nature, which presents very interesting properties mainly for the textile, packaging and paper industry. However, due to its strongly hydrophilic character, resulting ...
Utilização de resíduos de poliuretano expandido na moldagem por injeção de compósito de matriz de polietileno de alta densidade
(Universidade Federal de São Carlos, 2017-04-03)
For a few years now polymeric materials have been ever present around the whole globe. Polyurethane (PU) for example is the sixth most produced polymer globally, generating with that a considerable amount of scrap due to ...
Remoção de fluoretos em amostras de água utilizando lodo de ETA como adsorvente
(Universidade Federal de São Carlos, 2016-06-06)
Water sludge is a solid waste produced during the water treatment. The volume of sludge produced in a water treatment plant can reach tons of material per month, depending of the quantity of water treated in the plant. ...
Desenvolvimento de um biossensor amperométrico baseado em uricase oxidase associado com nanopartículas de platina para detecção de ácido úrico
(Universidade Federal de São Carlos, 2017-03-28)
Uric acid is an endogenous substance produced from the metabolism of purines. The concentration of serum uric acid in the human body considered normal is between 0.24 - 0.52 mmol.L-1 . High levels of uric acid in the body ...
Desenvolvimento e caracterização de filmes poliméricos de amido de milho nativo e modificado com incorporação de fibras de bagaço de cana e óleos vegetais.
(Universidade Federal de São Carlos, 2016-04-28)
A few years ago, several studies have been conducted to transformatio n of raw matter into renewable biodegradable materials, since it is necessary to rethink consumption and rationalize the use ...
Estudo das propriedades dinâmico mecânicas e de biodegradação de acetatos de celulose com diferentes graus de substituição
(Universidade Federal de São Carlos, 2016-04-11)
Currently, seek to technologies for new materials that minimize environmental problems, it leads researchers to develop polymers from renewable and biodegradab le sources, such as cellulose and ...
Avaliação da utilização de argilas em poliestireno de alto impacto reciclado de equipamentos eletroeletrônicos (REEE)
(Universidade Federal de São Carlos, 2018-04-26)
Due an annually increase of polymer production, lots of residues are being generated and recycled by low technology investments and it is used to produce simple material, as bags and containers. However, engineering polymers ...
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 ...
Nanocompósito de poli(oxido de etileno) reforçado com nanocristais de celulose extraídos da fibra de tucum
(Universidade Federal de São Carlos, 2018-04-26)
The using of a nonrenewable resources in the production of new materials, in particular synthetics plastics, it is a cause for concern and environmental call ones due to its long degradability time. Although a lot of ...
Filmes nanoestruturados para detecção do antígeno prostático específico
(Universidade Federal de São Carlos, 2016-03-08)
In the present work, Layer-by-Layer films of Anti-PSA antibody in the absence and presence of DPPG liposomes were produced in order to study the detection of prostate specific antigen (PSA) by different characterization ...