漆酶-木聚糖酶复合酶预处理青檀皮低碱制浆工艺研究

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关键词：生物酶；青檀皮；制浆；用碱量

图分类号：TS74 文献标识码：A DOI：10.11980/j.issn.0254-508X.2026.04.01

Study on Low-alkali Pulping Process of Pteroceltis Tatarinowii Bark with Laccase-Xylanase Composite Enzyme Pretreatment

ZHANG Dongli'XIE Haojing1ZHANG Chenyang²ZHAO Hui'LI Bingyun1*HAN Shuangyan2*

（1.SchoolofLightIndustryndEnginering，SouthChnaUniversityofTechnologyGuangzhouGuangdongProince，640;

2.School fBiologyandBiological Engineering，SouthChina UniversityofTechnology，Guangzhou，Guangdong Province10640） （*E-mail：byli@scut.edu.cn； syhan@scut.edu.cn）

Abstract：Tissivesiaedtsofiallacedylnaseprereaet，sellsccaexyaseposi pretreatmnt，nhisolutiofaaterialomponnts，ibdpaerpropertisithreearoldmaturePeroceltiarinoi barkasthesubect.Italsovauatedeaplcationpotentialoflaccase-xylaaseompiteeepretreamntinlowalkalipulpigro cesses：Therultsidicatedtattelaccase-xyanaseompsiteeepretreamentehbidsigificantsyergisticfctsCoardto individual laccase and xylanase pretreatments，it increased lignin removal to 36.7% ，with refining efficiency improved by 14.8% ，and significantly enhanced paper tensile，bursting，and tear index.Under conditions of 30% reduced alkali consumption，pulp beating efficiency increased by 6.8% ，brightness improved by 4.84 percentage point，andpaper physical strength remained superior to that produced by traditional high-alkali pulping process.

Keywords：enzyme；Pteroceltis tatarinowii bark；pulping；alkali consumption

宣纸被誉为“纸寿千年、墨韵万变”的文化瑰宝，作为中国书画艺术的重要载体，于2009年被联合国教科文组织列人人类非物质文化遗产名录。（剩余12663字）