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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 nanocelulose a partir da funcionalização da celulose por oxipropilação
(Universidade Federal de São Carlos, 2020-03-27)
The present study aimed to obtain functionalized nanocellulose through the oxypropylation reaction. Thereunto, the cellulose was submitted to an initial activation step with a sodium hydroxide solution, and then the reaction ...
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 ...
Fracionamento da lignina Kraft e aplicação em diferentes segmentos: Desenvolvimento de aditivo com propriedades de barreira e hidrogéis para remoção de metais potencialmente tóxicos
(Universidade Federal de São Carlos, 2023-11-24)
This study elucidates the significance of the Kraft lignin (KL) fractionation process to obtain less polydisperse fractions for application in the development of novel materials or integration of lignin fractions into the ...