热压工艺提升木质纤维素膜强度与防水性能的研究

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关键词：低共熔溶剂；纤维素；高得率浆；热压；防水中图分类号：TS761 文献标识码：A DOI： 10.11980/j.issn.0254-508X.2025.10.002

Research on Enhancing the Strength and Waterproof Performance ofLignocellulosic Films by Hot Pressing Process

XIA Ji1 WANG Yufeng1 ZHANG Mingliang1 CHEN Jianbin² WANG Haiping1，2* （1.ZhejiangUiesityfiencedcholongoZjngronceZeniangWnbonNterals， Quzhou， Zhengjiang Province，） （*E-mail：wanghaipingdr@foxmail.com）

Abstract：Thisstudyemployeddepeutecticsolvents （DES，cholinechloride/xalicacid）totreathighyieldpulp（HY）.Folowngvacum filtration，ulrasocatiodprssigefacelocelloics（fs）rerepdsf presingconditionsontemechanicaltrengthandhydrophobicityofteHYP/DES/HPfilmswereinvestigatedTheresultsshowedthatunder optimum hot pressing conditions （140 Δ∘C ，8 MPa，and 9 min），the mechanical strength and water contact angle of the HYP/DES/HP film reached 16.24 MPa and 87.9°，respectively，representing increased of 88.2% and 74.4% compared to the lignocellulosic film without hot pressing.

Key words：deep eutectic solvents；cellulose;high yield pulp;hot pressing；waterproof

以天然生物质为原料的功能性包装材料正成为全球包装行业的研究热点。（剩余13155字）