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作 者:姜峰 唐敏 赵举 杨玲 李文俊 许明仙 张盛权 刘心海 赵兴涛 JIANG Feng;TANG Min;ZHAO Ju;YANG Ling;LI Wenjun;XU Mingxian;ZHANG Shengquan;LIU Xinhai;ZHAO Xingtao(Sichuan University of Science&Engineering,Zigong,Sichuan Province,643000;Sichuan Yibin Forest and Bamboo Industry Research Institute,Yibin,Sichuan Province,644000;Sichuan Papermaking Product Quality Supervision and Inspection Centre,Leshan,Sichuan Province,614000)
机构地区:[1]四川轻化工大学,四川自贡643000 [2]四川宜宾林竹产业研究院,四川宜宾644000 [3]四川省造纸产品质量监督检验中心,四川乐山614000
出 处:《中国造纸》2024年第4期63-70,共8页China Pulp & Paper
基 金:2022年宜宾市科技局“揭榜挂帅”项目;宜宾市科技计划项目(2022JB010,2022JB009,2022JC001);教育部产学合作协同育人项目(202102072055);四川轻化工大学2023年大学生创新创业训练计划项目(CX2023131)。
摘 要:本研究对市售本色竹浆进行筛分,利用筛分出的粒径<0.6 mm的短小纤维竹浆与蒸油后的油樟渣浆配抄瓦楞原纸。结果表明,抄纸中加入25%针叶木浆、0.5%阳离子淀粉(CS)、0.4%阳离子聚丙烯酰氨(CPAM)和1.8%聚酰胺环氧氯丙烷树脂(PAE,质量分数9.5%),短小纤维竹浆(未打浆)与油樟渣浆按质量比10∶90配抄,未经熟化处理的纸张裂断长2.66 km,环压指数5.60 N·m/g,达到了瓦楞原纸GB/T 13023—2008合格品要求;当短小纤维竹浆打浆度35.8°SR时,与油樟渣浆按照质量比30∶70配抄,并经110℃、15 min熟化处理,纸张裂断长4.75 km、环压指数8.24 N·m/g、耐破指数2.80 kPa·m^(2)/g、耐折度15次,其中裂断长和环压指数均达到瓦楞原纸GB/T 13023—2008优等品要求,耐破指数和耐折度指标均达箱纸板GB/T 13024—2016合格品要求。In this study,the commercially available natural bamboo pulp was sieved,the short-fibre bamboo pulp with partide size<0.6 mm and oil evaporation of camphor residue pulp were selected to prepare corrugated medium.The results showed that when 25%soft wood pulp,0.5%cationic starch(CS),0.4%cationic polyacrylamide(CPAM),and 1.8%polyamide epichlorol resin(PAE,concen⁃tration of 9.5%)were added,short-fibre bamboo pulp(unbeaten)and camphor residue pulp were used to prepare paper with the mass ratio of 10∶90 without cure treatmeut,the paper splitting length was 2.66 km,the cyclic compression index was 5.60 N·m/g,which met the requirements for the qualified products of GB/T 13023—2008.When the short-fibre bamboo pulp was beat to a degree of 35.8°SR,and the camphor residue pulp was added with the mass ratio of 30∶70,after cure treatment 110℃for 15 min,the paper was obtained with splitting length of 4.75 km,cyclic compression index of 8.24 N·m/g,breakage resistance index of 2.80 kPa·m^(2)/g,folding resistance of 15,of which the splitting length and the cyclic compression index reached the requirements for the superior grade of GB/T 13023—2008,breakage resistance index and folding resistance indicators were up to the requirements for qualified products of GB/T 13024—2016.
分 类 号:TS749.3[轻工技术与工程—制浆造纸工程]
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