نتایج جستجو برای: cellulosic fibers

تعداد نتایج: 73082  

Journal: :Bioresources 2023

Plastic used in food packaging causes permanent damage to living things. Therefore, biodegradable has gained importance. In this study, composite plates made from cross-linked wheat starch and cellulose-based fibers were examined for their physical mechanical properties. The properties significantly altered when the obtained examined. According texture analysis, plate with lowest brittleness hi...

Journal: :Fibers 2021

Bast fiber plants require a post-harvest process to yield useable natural cellulosic fibers, denoted as retting or degumming. It encompasses the degradation of cell wall’s non-cellulosic gummy substances (NCGs), facilitating fibers separations, setting fiber’s quality, and determining downstream usages. Due inconvenience traditional practices, bacterial inoculum enzyme applications for gained a...

Journal: :Physicochemical Problems of Mineral Processing 2023

This work focuses on the study of red brick doped with reed fibers. These properties have been studied using characterizations techniques. In this context, we used Fourier transform infrared spectroscopy (FTIR), scanning electron microscopy (SEM) and X-ray diffraction (XRD) analysis stability configuration, chemical structures surface (morphology porosity). The synthesis protocol is followed ac...

Journal: :Brazilian oral research 2015
Rafael Menezes Silva Vinícius Xavier Mattar de Carvalho Vitor César Dumont Maria Helena Santos Ana Márcia Macedo Ladeira Carvalho

In this study, conventional restorative glass ionomer cement (GIC) was modified by embedding it with mechanically processed cellulose fibers. Two concentrations of fibers were weighed and agglutinated into the GIC during manipulation, yielding Experimental Groups 2 (G2; 3.62 wt% of fibers) and 3 (G3; 7.24 wt% of fibers), which were compared against a control group containing no fibers (G1). The...

2011
Mohammad Mohkami Mohammad Talaeipour

This paper describes preparation of carboxymethylated and carboxylated cellulosic fibers from waste paper. Chemical properties of the product were distinguished by Fourier-transform infrared (FTIR) spectroscopy and X-ray diffraction (XRD) spectral analysis. To produce carboxylated and crosslinked fibers and also to increase the anionic surface charge of the fibers, maleic anhydride was used in ...

Journal: :Bioresources 2022

The isolation of cellulosic fibers and their applications in composite materials have drawn considerable interest due to outstanding thermal mechanical properties combined with light-weight character, biodegradability, renewability. Bamboo is a fast-growing plant, its include sustainability excellent tensile strength. In this study, bamboo from the culms shoots Dendrocalamus asper were treated ...

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