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Structure and Properties of Cationic Chitosan Derivative Modified Bombyx mori Cover

Structure and Properties of Cationic Chitosan Derivative Modified Bombyx mori

Fibres & Textiles in Eastern Europe
Volume 31 (2023): Issue 6 (December 2023)
By: Xiao Minghui,  Zhang Wei,  Dai Xinlan and  Zhou Jinjie  
Open Access
|Dec 2023

Figures & Tables

Fig. 1.

Longitudinal surface photomicrographs of (a) untreated silk fiber and (b) modified silk fiber treated with NMA-HTCC (×5000)
Longitudinal surface photomicrographs of (a) untreated silk fiber and (b) modified silk fiber treated with NMA-HTCC (×5000)

Fig. 2.

FT-IR spectroscopy of (a) B. mori silk fiber and (b) modified silk fiber treated with NMA-HTCC
FT-IR spectroscopy of (a) B. mori silk fiber and (b) modified silk fiber treated with NMA-HTCC

Fig. 3.

XRD curve peak fitting of (a) Bombyx mori silk fiber, (b) NMA-HTCC modified silk fiber
XRD curve peak fitting of (a) Bombyx mori silk fiber, (b) NMA-HTCC modified silk fiber

Fig. 4.

DSC diagram of (a) Bombyx mori silk and (b) modified silk treated with NMA-HTCC
DSC diagram of (a) Bombyx mori silk and (b) modified silk treated with NMA-HTCC

Fig. 5.

XPS spectra of N1s peaks for silk fibers: (a) before treatment, (b) after treatment with NMA-HTCC
XPS spectra of N1s peaks for silk fibers: (a) before treatment, (b) after treatment with NMA-HTCC

Fig. 6.

Breaking strength and breaking elongation of silk fibers
Breaking strength and breaking elongation of silk fibers

Fig. 7.

Antibacterial activities of silk fibers
Antibacterial activities of silk fibers

Elements on the surface of silk fiber

Element compositionSurface element content of silk fiber (%)Change rate (%)
Before treatmentAfter treatment
C83.4486.19+ 3.30
O9.428.79-6.69
N5.202.19-57.88

Composition analysis of N(1s)

Parameter of peakBefore treatmentAfter treatment
0 peak1 peak
Binding energy/eV399.70399.50400.50
Half peak width/eV2.131.891.99
Peak area251.6768.1679.68
DOI: https://doi.org/10.2478/ftee-2023-0055 | Journal eISSN: 2300-7354 | Journal ISSN: 1230-3666
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Language: English
Page range: 56 - 62
Published on: Dec 15, 2023
Published by: Łukasiewicz Research Network, Institute of Biopolymers and Chemical Fibres
In partnership with: Paradigm Publishing Services
Publication frequency: Volume open
Keywords:
Chitosan quaternary ammonium salt,
NMA-HTCC,
B. mori silk fiber,
microstructure,
antibacterial property
Related subjects:
Business and economics,
Business management,
Business informatics,
Process management,
Industrial chemistry,
Cellulose, paper and textiles,
Polymer science and technology,
Materials sciences,
Biomaterials and natural materials

© 2023 Xiao Minghui, Zhang Wei, Dai Xinlan, Zhou Jinjie, published by Łukasiewicz Research Network, Institute of Biopolymers and Chemical Fibres
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

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