加压雾化硼砂用于纸张脱酸修复的研究

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作者简介：余晨，在读硕士研究生；主要研究方向：纸质文物保护。

关键词：加压雾化；硼砂；微米级雾滴；温和脱酸中图分类号：TS758 文献标识码：A DOI： 10.11980/j.issn.0254-508X.2025.08.025

Pressurized Atomized Borax for Paper Deacidification and Restoration

YU Chen1TAO Yahui'CAI Linjie'WANG Hangjian²BAO Yuyang²CHEN Tianying' LIU Xiang1TANG Yanjun1，* （1.StateKeyLabofBio-basedFiberMaterials，ZhejiangSci-Tech University，Hangzhou，ZhejiangProvince，31018; 2.Ningbo Bayi Group Company Co.， Ltd.，Ningbo， Zhejiang Province，） （*E-mail：tangyj@zstu.edu.cn）

Abstract：Thisstdplodpressurizedtomdraxforteacidificationtreatmentofdocumentstocevelog-lastingpreation ofpaper-baseddocuetsitialloraxastrasfoedtocoddropletsthoughepreudtomzatioodich weretheaplidasadeacidifyingagentforpaperdeacidificationThestudyprimarilyfcusedoninvestigatingthinfluencepateofe acidificatiotioraocetrationdpdirpreseoacidiaifetiesfppr.esultsowdader the conditions of a deacidification time of 48 minutes，a borax mass concentration of 10g/L ，and an applied air pressure of （ ）.75kg/cm2 ，the pH valueofthetreatedpaperincreasedfrom3.84to7.61.Moreover，thebreakinglengthandtearindexofthepaperrosefromtheoriginal valuesof1.26mnd2.1·2/g to1.46kmad2.65/g，espctivelyAdditioall，caningeleconmicrosop（SE）observationsrevealedthatesurfaceoftepaperfibersbecamesmooterafterdeacidificationtreatment.Sincetedropletscanremainsuspendedintheairforaextendedperiod，this metodalsohldscertainapplicationprospctsforlarge-scaledeacidificationofpaper. Keywords：pressurized atomization；borax；micron-scale droplets；mild deacidification

纸质文献是我国优秀历史文化的重要载体，然而其在储存过程中会随着时间的推移发生酸化、老化，进而导致纸张的pH和机械强度大幅降低，纸张受损严重，一触即碎。（剩余12881字）