竹木混合纤维绒毛浆的制备与性能研究  

Study on preparation and properties of bamboo andwood mixed fiber fluff pulp

作　　者：施宇斐 江国华[1,2] Shi Yufei;Jiang Guohua(College of Materials Science and Engineering,Zhejiang Sci-Tech University,Hangzhou 310018,Zhejiang,China;International Scientific and Technological Cooperation Base of Intelligent Biomaterials andFunctional Fibers,Hangzhou,310018,China)

机构地区：[1]浙江理工大学材料科学与工程学院,浙江杭州310018 [2]浙江省智能生物材料与功能纤维国际科技合作基地,浙江杭州310018

出　　处：《江苏林业科技》2023年第1期18-24,共7页Journal of Jiangsu Forestry Science & Technology

基　　金：浙江省自然科学基金项目“胰岛素微针透皮给药的系统调控与载运机制研究”(LY18E030006)。

摘　　要：该研究以白竹炭纤维和针叶木纤维为原料制备绒毛浆,探究原料比、助剂添加含量及抄造工艺对绒毛浆浆板和绒毛浆纤维的性能影响。结果表明,制备绒毛浆的最佳工艺条件为白竹炭纤维与针叶木纤维干质量比3∶1,脱粘剂(氨基硅烷HD-M8252)用量2%,膨松剂(轻质碳酸钙粉末)用量1.5%,压榨压力1.5 MPa,压榨时间分别为4,1,1 min,烘干温度105℃,烘干时间12 min。该工艺条件下制备的绒毛浆浆板紧度为0.413 g/cm^(3),耐破指数为0.647 kPa m^(2)/g,绒毛浆纤维吸水时间为4.51 s/g,吸水量为14.1 g/g,干蓬松度为25.7 cm^(3)/g,各方面性能均能满足国家标准GB/T 21331-2021要求。In this study,white bamboo carbon fiber and bleached softwood pulp were used as raw materials to prepare fluff pulp,and the effects of raw material ratio,additive content,and manufacturing technology on the performance of fluff pulp board and fluff pulp fiber were investigated.The results of the optimum preparation conditions for bamboo fluff pulp were showed as follows:the weight ratio of white bamboo charcoal cotton to coniferous wood at 3∶1,deboning loading at 2%,fluffing agent loading at 1.5%and the pulp press at 1.5 MPa.The pressing time was 4,1 and 1 min respectively,the drying temperature was 105℃and the drying time was 12 min.The tightness,bursting index,water absorption speed,amount of water absorption and bulk degree of the fluff pulp board prepared with above process were 0.413 g/cm^(3),0.647 kPa m 2/g,5.0 s/g,14.1 g/g,and 25.7 cm^(3)/g,respectively.In summary,all physical parameters met the requirements of the national standard GB/T 21331-2021.

关 键 词：绒毛浆 原料比 脱粘剂 氢键 抄造工艺 

分 类 号：TS104.5[轻工技术与工程—纺织工程] TS727[轻工技术与工程—纺织科学与工程] TS74TS749.3