In this paper,the manufacturing of high-efficiency air filter paper is reported.The air filter paper was produced using ultra-fine fibers and wateroat fibers mercerized by alkali,using an electrospinning apparatus wit...In this paper,the manufacturing of high-efficiency air filter paper is reported.The air filter paper was produced using ultra-fine fibers and wateroat fibers mercerized by alkali,using an electrospinning apparatus with multiple rings.The high efficiency air filter paper has an antibacterial effect after adding a chitosan-copper complex which is harmless to humans.As a result of the measurement,the filtering efficiency of the air filter paper is approximately 99.998%and its antibacterial efficiency is approximately 99.5%.展开更多
Fines represent a significant volume of biobased wood material and filler,which is of significant importance to sheet quality.New imaging technology reveals the true nature of the behavior of fines in the retention pr...Fines represent a significant volume of biobased wood material and filler,which is of significant importance to sheet quality.New imaging technology reveals the true nature of the behavior of fines in the retention process.This study illustrates new chemical mixing systems,novel and efficient flash mixing methods,and active measurement and automation systems pertaining to efficient management of fines in the stock flow prior to headbox in paper,board,and tissue production,which can reduce additive,fresh water,energy consumption,and the carbon footprint of production to improve sustainability and provide novel opportunities for fines and filler management.展开更多
文摘In this paper,the manufacturing of high-efficiency air filter paper is reported.The air filter paper was produced using ultra-fine fibers and wateroat fibers mercerized by alkali,using an electrospinning apparatus with multiple rings.The high efficiency air filter paper has an antibacterial effect after adding a chitosan-copper complex which is harmless to humans.As a result of the measurement,the filtering efficiency of the air filter paper is approximately 99.998%and its antibacterial efficiency is approximately 99.5%.
文摘Fines represent a significant volume of biobased wood material and filler,which is of significant importance to sheet quality.New imaging technology reveals the true nature of the behavior of fines in the retention process.This study illustrates new chemical mixing systems,novel and efficient flash mixing methods,and active measurement and automation systems pertaining to efficient management of fines in the stock flow prior to headbox in paper,board,and tissue production,which can reduce additive,fresh water,energy consumption,and the carbon footprint of production to improve sustainability and provide novel opportunities for fines and filler management.