Nanofibrillated cellulose as an additive in papermaking process: A review

During the last two decades, cellulose nanofibres (CNF) have emerged as a promising, sustainable reinforcement with outstanding potential in material sciences. Though application of CNF in papermaking is recent, it is expected to find implementation in the near future to give a broader commercial ma...

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Detalhes bibliográficos
Autores: Boufi, Sami, González Tovar, Israel, Delgado Aguilar, Marc, Tarrés Farrés, Joaquim Agustí, Pèlach Serra, Maria Àngels, Mutjé Pujol, Pere
Formato: artículo
Estado:Versión publicada
Fecha de publicación:2016
País:España
Recursos:Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya)
Repositorio:Recercat. Dipósit de la Recerca de Catalunya
OAI Identifier:oai:recercat.cat:10256/13142
Acesso em linha:http://hdl.handle.net/10256/13142
Access Level:acceso embargado
Palavra-chave:Fibres de cel·lulosa
Cellulose fibers
Materials nanoestructurats -- Propietats mecàniques
Nanostructured materials -- Mechanical properties
Pasta de paper
Wood-pulp
Descrição
Resumo:During the last two decades, cellulose nanofibres (CNF) have emerged as a promising, sustainable reinforcement with outstanding potential in material sciences. Though application of CNF in papermaking is recent, it is expected to find implementation in the near future to give a broader commercial market to this type of cellulose. The present review highlights recent progress in the field of the application of cellulose nanofibres as additives in papermaking. The effect of CNF addition on the wet end process is analysed according to the type of pulp used for papermaking. According to the literature consulted, improvement in paper's overall properties after CNF addition depended not only on the type and amount of CNF applied, but also in the pulp's origin and treatment. Bulk and surface application of CNF also presented significant differences regarding paper's final properties. This review also revises the mechanisms behind CNF reinforcing effect on paper and the effect of chemically modified CNF as additives