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Hidrogeles com reticulação iónica à base de alginato de sódio

Hidrogeles com reticulação iónica à base de alginato de sódio

Mohanan Avvadakkam

82,72 €
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Editorial:
KS OmniScriptum Publishing
Año de edición:
2025
Materia
Química
ISBN:
9786209364457
82,72 €
IVA incluido
Disponible
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Os hidrogéis são redes bem conhecidas de polímeros hidrofílicos que podem absorver uma quantidade significativa de água sem se dissolverem ou perderem a sua integridade estrutural. O teor de água nos hidrogéis afeta várias propriedades, como permeabilidade, propriedades mecânicas, propriedades superficiais e biocompatibilidade, tornando-os materiais tecnologicamente úteis como dispositivos biomédicos, produtos absorventes e separadores químicos. Este livro centra-se na síntese e caracterização de hidrogéis de rede interpenetrante à base de alginato de sódio e no estudo do transporte de um corante catiónico Azure-B através deles. Na primeira secção deste livro, é relatada a otimização das condições para a obtenção de filmes IPN mecanicamente estáveis de alginato de sódio e gelatina e o estudo da influência do método de preparação nas características do filme e no comportamento de dilatação e difusão dos filmes. A segunda secção trata do alginato de sódio e das esferas de carboximetilcelulose de sódio. Foi estudada a influência do método de preparação e das características das esferas no comportamento de dilatação e libertação do corante.

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