
Chunxiang Wang*,**,***, Kaifang Xie*,**,***,†
, Jinzhao Zhang*,**,***, Xiaokang Wang*,**,***, Hengshu Zhou*,**,***, Haizhe Tang*,**,***, Changwei Liu*,**,***, and Bokun Lin*,**,***
*College of Textile and Fashion, Hunan Institute of Engineering, No. 88 East Fuxing Road,
Yuetang District, Xiangtan, 411104, China
**Engineering Technology Research Center of New Fiber Fabric and Processing,
Hunan Institute of Engineering, Xiangtan, Hunan 411104, China
***Key Laboratory of Intelligent Textile Processing Technology, College of Hunan Province, Xiangtan, Hunan 411104, China
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To explore the feasibility of preparing cellulose acetate (CA) from reed, this study used self-made triarrhena lutarioriparia dissolving pulp as raw material and conducts orthogonal experiments using homogeneous reaction method. The apparent morphology, chemical and crystal structure, thermal stability of CA are measured. When acetic anhydride dosage, reaction temperature and activation time were 60 mL, 70 °C and 40 min respectively, the performance of CA was optimal with whiteness of 84.24, the degree of polymerization (DP) was 172, and the degree of substitution (DS) was 2.61. The hydroxyl groups in the cellulose macromolecular chain are substituted by acetyl groups, and the reaction product exhibits typical Fourier transform infrared spectroscopy (FTIR), X-ray diffraction (XRD), proton nuclear magnetic resonance spectroscopy (1H NMR) curves of CA. The destruction of the cellulose's stable structure leads to a decrease in the degree of crystallinity and thermal stability of CA, with the highest rate of weight loss occurring at 255 °C. The successful preparation of reed-based CA lays a good research foundation for acetate fiber spinning.
Keywords: reed, triarrhena lutarioriparia dissolving pulp, cellulose acetate, acetylation reaction, whiteness, degree of polymerization, degree of substitution.
This Article2026; 50(5): 663-670
Published online Sep 25, 2026
Correspondence to*College of Textile and Fashion, Hunan Institute of Engineering, No. 88 East Fuxing Road,
Yuetang District, Xiangtan, 411104, China
**Engineering Technology Research Center of New Fiber Fabric and Processing,
Hunan Institute of Engineering, Xiangtan, Hunan 411104, China
***Key Laboratory of Intelligent Textile Processing Technology, College of Hunan Province, Xiangtan, Hunan 411104, China