云南省4种特色野生韧皮纤维植物化学组分分析

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关键词：野生韧皮纤维；纤维素；半纤维素；木质素 中图分类号：TS721 文献标识码：A DOI：10.11980/j.issn.0254-508X.2025.09.004

Analysis of Chemical Components of Four Characteristic Wild BastFiber Plants in Yunnan Province

ZHANGXinchao SONG Tao* YUE Fengxia RENJunli LIU Chuanfu （ScholofLightIdustryndEngnering，tateKeyLabofdancedPapemakingandapebasedMaterialsouthCinUiityf Technology，Guangzhou，GuangdongProvince，510640） （ ∗E -mail： songt@scut. edu.cn）

Abtract：hissudtoofouraracerstilastferplantsinYanprovceasteseahectsdteaticallalydn chemicalomposiidlolicopetofulsodathetgsf lignin in the four plants were 25.57 % to 43.75 % ， 5.36% to 16.82 % ，and 12.15% to 31. 71 % ，respectively. The degree of polymerization （DP） f teisolatedcelloseragdfro88to1415，dtemolearweigtofmiceloeangdf43.62to.73D，ihgucoeo xyloseservingastepriarysugarunitsThesringguaiacyl（S/G）ratioofacid-isolublelignrangedfroO.t.54.Amongthfouast fiber plants，Ensete glaucum exhibited the lowest lignin content （12.19 % ） coupled with the highest holocellulose content （55.94 % ） and cellulose content （43.74 % ），making it themostsuitablecandidateforthepapermaking industryBroussontiapapyriferarankedsecondinapplicability Si 1 da szechuensis Matsuda exhibited the highest lignin content （31.74 % ） and had a greater advantage in the lignocellulose-based biomass refining industry，while Pouzolzia sanguinea exhibited the lowest holocellulose content （32. 41% ） and cellulose content （merely 5.38 % ）among the studied plants.Additionally，itshowedrelativelyhighashcontent （12.96% ）and extractivescontent （20.52% ），indicating limitedapplicationpotential in both the papermaking industry and the hemicellulose-based biomass conversion sector.

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