Mechanical properties of N,N,N-trimethylchitosan chloride films



Título del documento: Mechanical properties of N,N,N-trimethylchitosan chloride films
Revista: Polimeros (Sao Carlos)
Base de datos: PERIÓDICA
Número de sistema: 000314218
ISSN: 1678-5169
Autors: 1

2
Institucions: 1Universidade de Sao Paulo, Instituto de Quimica de Sao Carlos, Sao Carlos, Sao Paulo. Brasil
2Empresa Brasileira de Pesquisa Agropecuaria, Instrumentacao Agropecuaria, Sao Carlos, Sao Paulo. Brasil
Any:
Període: Abr-Jun
Volum: 15
Número: 2
Paginació: 142-145
País: Brasil
Idioma: Inglés
Tipo de documento: Artículo
Enfoque: Experimental, aplicado
Resumen en inglés Films of chitosan and N,N,N-trimethylchitosan were cast from aqueous solutions. Chitosan was dissolved in 1% acetic acid while deionized water was the solvent for N,N,N-trimethylchitosan chloride. The resulting films presented different mechanical behaviors as evaluated by DMTA. The film of chitosan exhibited an elastic-type behavior while that of N,N,N-trimethylchitosan was typically viscous. No glass transition temperatures were observed; however, a discrete thermal transition was detected at 25 °C in the case of the N,N,N-trimethylchitosan
Disciplines Química,
Ingeniería
Paraules clau: Química de polímeros,
Ingeniería de materiales,
Quitosana,
Cloruro de N,N,N-trimetil quitosana,
Propiedades mecánicas,
Filmes,
Biopolímeros
Keyword: Chemistry,
Engineering,
Polymer chemistry,
Materials engineering,
Chitosan,
N,N,N-trimethylchitosan chloride,
Mechanical properties,
Films,
Biopolymers
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