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Itens para a visualização no momento 11-20 of 23
Comparação do método químico e método a plasma no preparo de nanocompósitos de prata e nanocelulose
(Universidade Federal de São Carlos, 2020-04-02)
Cellulose, being a biodegradable material, flexible and with good mechanical resistance, has been attracting great interest in studies, as it is a biopolymer from a renewable source and widely available in nature. It can ...
Adição de resíduo termofixo em matriz de polipropileno reciclado: análise de propriedades térmicas e mecânicas.
(Universidade Federal de São Carlos, 2017-12-15)
The proper disposal of solid waste has driven studies to enable the use of recycled materials and waste. So, in this work were molded composites using raw materials from industrial waste and evaluated several mechanical ...
Preparação e caracterização de filme de PVA/Quitosana/Colágeno visando a aplicação como curativo cutâneo
(Universidade Federal de São Carlos, 2017-06-28)
One of strong associations between polymers as biomaterials are in field of skin reparation. Polymers are utilized for this purpose, some such as poly (vynil alcohol) (PVA) are used due to characteristics such as ...
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 ...
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 ...
Obtenção de um híbrido de sílica e colágeno pelo processo sol-gel visando regeneração óssea
(Universidade Federal de São Carlos, 2023-03-23)
The bone regeneration materials exploring is constantly increasing due to the lesions from traumas, illness and aging, that can cause serious complications and functionality loss. Biomaterials are used in order to stimulate ...
Desenvolvimento e caracterização de gel bioativo à base de fibroína da seda/PLDLA/sinvastatina para impressão 3D
(Universidade Federal de São Carlos, 2022-08-30)
Bone Tissue Engineering (BOT) has been growing in recent decades as an effective approach for the treatment of large bone defects. Recently, three-dimensional (3D) printing has emerged as a tool to revolutionize the field ...
Funcionalização química de nanofibrilas de celulose com haleto orgânico e hidrogenossulfato
(Universidade Federal de São Carlos, 2022-12-19)
Belonging to the chemical group of carbohydrates and considered the main component of the plant cell wall, ensuring protection and support for the development of vegetables, cellulose is the most abundant biopolymer on ...
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 ...