Royal Society of Chemistry, RSC Advances, 9(7), p. 5183-5188, 2017
DOI: 10.1039/c6ra25474h
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The influence of process parameters on the fiber distribution and straight segment fiber length of needle punched nonwovens was investigated. Optimum parameters to prepare needle punched nonwovens based on preoxidized polyacrylonitrile were obtained.