构皮微纤化纤维素对棉浆纸张物理性能影响

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关键词：构皮；微纤化纤维素；棉浆；纸张性能中图分类号：TS721 文献标识码：A DOI： 10.11980/j.issn.0254-508X.2025.11.016

Impact of Microfibrillated Cellulose from Broussonetia Papyrifera Bark on the Physical Properties of Cotton Pulp Paper

HUO JianhuiLI Xiaoyun YANG Shuo LIU Jie LI Hailong HU Jian* （ScholofLightIndustryandEnginering，SouthChinaUniversityofTechnology，Guangzhou，GuangdongProvince，510640） （*E-mail： ppjhu@scut.edu.cn）

Abstract：Intissudy，microfibrilatedcellulose（FCfromBrousonetiaPapyriferabarkwaspreparedbyhomogenzationtecology. TheffectsofdifentsizsofCndtiadtomousonepopetisofotopulppapereeinvestigadtofteprse regulatiooffnefibersonpaperpropertiesTheresultsshowedthatcontinuoushig-presurehomogenzationtreatmentcouldpromotethe disociationandmicrofibiltioofplantersAfter2tisofigpressureomogenzatiotreamnt，MFCwihadameerofbout （84 ± 16）nmcouldbeobtained.MFC-20hadalargerspecificsurfacearea，whichmadethepaperstructuredenser，resultinginanincrease inthe drainage timeof the pulp （28.5 s）andasignificant decrease in theair permeabilityof the paper.However，only 1% addition of MFC10 could rapidly increase the folding endurance of the paper to 2 O89 times.

Key words： Broussonetia Papyrifera bark；microfibrillated cellulose； coton pulp； paper properties

纸是一种以纤维为原料、以水为分散介质，通过抽滤成形制备的多孔短纤维材料[1-3]。（剩余11338字）