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吉林省5种特色野生阔叶木材的化学组成分析

中国造纸 王玥 宋涛 岳凤霞 任俊莉 刘传富

·阔叶材化学组分·

作者简介:王玥,在读硕士研究生;主要从事木质纤维素多组分反应及其应用等方面的研究。

关键词:野生阔叶木;纤维素;半纤维素;木质素中图分类号:TS71 文献标识码:A DOI: 10.11980/j.issn.0254-508X.2025.08.002

Chemical Composition Analysis of Five kinds of Wild Hardwood Species in Jilin Province

WANG YueSONG Tao*YUE FengxiaREN JunliLIUChuanfu (ScholofLightIdustryndEngering,tteKeyLabofdancedPapekingandPapebasedMaterials,ouhCinaUsityf Technology,Guangzhou, Guangdong Province,510640) ( E-mail:songt@scut. edu.cn)

Abstract:TeainhicalomposioandeyaracteristsoflocellosfrindsofidardoodspciesinJlrovee characterizedusingtechiquesincludingtheNatioalRenewableEnergyLaboratory(NREL)mtod,tioacidolysis,ig-perforanceliqud chromatograpy(HC),ndhoatogayC),casedsuls,epotetialplicatiosofteplantfersina ingandotherfielsedicusdandcompadThrsultsshowdthatthecelloecontetofte5idsofoodtypswassilaile the hemicellulose and lignin contents ranged from 16. 68 % to 24.88 % and 17.82% to 26.15 % ,respectively. The average degree of polymerization (DP)of the isolated cellulose was 1 O21~1 7O8,and the weight-average molecular weight ( Mw ) of hemicellulose was 45.83~73.78 kDa. Hemiceluloseprimarilycosistedofvarous tyesofyns(withgucanseingsecondary)Acid-insolubleligninasdominatinginthligni of5kindsofhardwoodwiththeS/GratioangedfromO.21to3.92.Comprehensiveaalysisindicates hatCrataeguspinatifid(motain hawthorn)isthostsuitableawaterialamongte5indsofhardwdsinthepulpingandpapemakingfeld,hilerbuspoahesis (Sorbus species) is the most suitable one applied in the lignocellulose-based biorefinery field.

Keywords:wild hardwood;cellulose;hemicellulose;lignin

制浆造纸工业常被视为“社会和经济的晴雨表”,其生产和消费水平反映了一个国家的科技与发展水平。(剩余19537字)

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