Study on Pore Structure of Multi-Layered Spunbonded Nonwovens

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Abstract:

In this study, three kinds of single-layered spunbonded nonwovens with different specifications were prepared as materials. The relation between layer number and pore structure (morphology characteristics, pore size and pore distribution, and Solid Volume Fraction) was studied. The results show that mean pore size decreases as layer number increases and the degree tends to be gentle. But the change law of maximum pore size is not obvious. Furthermore, pore size distribution of single-layered or two-layered nonwovens is concentrated and further increase in layer number doesnt have obvious effects on it . Air permeability reduces when the layer number increases and the variation trend accords with that of mean pore size.

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Periodical:

Advanced Materials Research (Volumes 750-752)

Pages:

103-106

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Online since:

August 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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