نتایج جستجو برای: bionanocomposites

تعداد نتایج: 158  

Journal: :Polymers for Advanced Technologies 2021

The increasing environmental pollution with petroleum-based plastics has advanced research on biodegradable polymers. Thermoplastic starch (TPS) is one promising candidate due to wide availability from various renewable sources, low cost and biodegradability. However, TPS significant shortcomings, as high water sensitivity mechanical properties. An approach overcome these drawbacks adding nanof...

Journal: :Cellulose 2021

Abstract In recent times, the attention of scientific community has been focusing on replacement petroleum-based polymers by others more environmentally friendly. this sense, bionanocomposites based glycerol-plasticized wheat starch and reinforced with cellulose nanocrystals (CNCs) were prepared a solvent-casting process to obtain friendly films. The plasticization was proven be complete in con...

Journal: :Polymers 2023

This study aimed to synthesize chitosan/polyvinyl alcohol (CS/PVA)-based zinc oxide (ZnO) and titanium dioxide (TiO2) hybrid bionanocomposites (BNCs) observe their comparative accomplishment against the skin cancer cell line, A431, antioxidant potential. CS was blended with PVA form polymeric films reinforced immobilization of ZnO TiO2 nanoparticles (NPs), separately. The optimization BNCs done...

Journal: :Biomacromolecules 2010
Yonghui Li Xiuzhi Susan Sun

Compared with pristine polymers, bionanocomposites derived from biopolymers and inorganic nanoparticles have significantly improved electrical/magnetic properties, mechanical properties, thermal stability, gas barrier properties, and fire retardance. In this study, poly(lactic acid) (PLA) nanocomposites were prepared by in situ melt polycondensation of L-lactic acid with different loading ratio...

2014
Ana M. Díez-Pascual Angel L. Díez-Vicente

Poly(3-hydroxybutyrate) (PHB)-based bionanocomposites incorporating different contents of ZnO nanoparticles were prepared via solution casting technique. The nanoparticles were dispersed within the biopolymer without the need for surfactants or coupling agents. The morphology, thermal, mechanical, barrier, migration and antibacterial properties of the nanocomposites were investigated. The nanop...

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