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从鱼尾葵果实中提取的一种新型天然纤维的特性研究。

Characterization of a new natural fiber extracted from Corypha taliera fruit.

机构信息

Department of Fabric Engineering, Bangladesh University of Textiles, Dhaka, 1208, Bangladesh.

Department of Textile Engineering, BGMEA University of Fashion and Technology, Dhaka, 1230, Bangladesh.

出版信息

Sci Rep. 2021 Apr 7;11(1):7622. doi: 10.1038/s41598-021-87128-8.

Abstract

This study deals with the determination of new natural fibers extracted from the Corypha taliera fruit (CTF) and its characteristics were reported for the potential alternative of harmful synthetic fiber. The physical, chemical, mechanical, thermal, and morphological characteristics were investigated for CTF fibers. X-ray diffraction and chemical composition characterization ensured a higher amount of cellulose (55.1 wt%) content and crystallinity (62.5%) in the CTF fiber. The FTIR analysis ensured the different functional groups of cellulose, hemicellulose, and lignin present in the fiber. The Scherrer's equation was used to determine crystallite size 1.45 nm. The mean diameter, specific density, and linear density of the CTF fiber were found (average) 131 μm, 0.86 g/cc, and 43 Tex, respectively. The maximum tensile strength was obtained 53.55 MPa for GL 20 mm and Young's modulus 572.21 MPa for GL 30 mm. The required energy at break was recorded during the tensile strength experiment from the tensile strength tester and the average values for GL 20 mm and GL 30 mm are 0.05381 J and 0.08968 J, respectively. The thermal analysis ensured the thermal sustainability of CTF fiber up to 230 °C. Entirely the aforementioned outcomes ensured that the new CTF fiber is the expected reinforcement to the fiber-reinforced composite materials.

摘要

本研究致力于从鱼尾葵果实(CTF)中提取新的天然纤维,并对其特性进行了研究,以期替代有害的合成纤维。对 CTF 纤维的物理、化学、机械、热学和形态特性进行了研究。X 射线衍射和化学成分分析确保了 CTF 纤维中纤维素(55.1wt%)含量和结晶度(62.5%)较高。FTIR 分析确保了纤维中存在不同的纤维素、半纤维素和木质素官能团。使用谢乐公式确定了结晶尺寸为 1.45nm。CTF 纤维的平均直径、比密度和线密度分别为(平均值)131μm、0.86g/cc 和 43Tex。GL 20mm 的最大拉伸强度为 53.55MPa,GL 30mm 的杨氏模量为 572.21MPa。在拉伸强度试验机上进行拉伸强度实验时记录了断裂所需的能量,GL 20mm 和 GL 30mm 的平均值分别为 0.05381J 和 0.08968J。热分析确保了 CTF 纤维在 230°C 以下的热稳定性。综上所述,新的 CTF 纤维有望成为纤维增强复合材料的增强材料。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/2b32/8027030/391bcc56c55f/41598_2021_87128_Fig1_HTML.jpg

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