发明名称 Process for preparing a nonwoven web
摘要 A process and apparatus for forming a non-woven web in which a bundle of untwisted filaments are charged upstream of a pair of elastomer-covered counter rotating squeeze rolls and propelled through the nip of the rolls to a moving laydown belt with the assistance of an electrostatic field developed between the rolls and the belt.
申请公布号 US4208366(A) 申请公布日期 1980.06.17
申请号 US19780956348 申请日期 1978.10.31
申请人 DU PONT DE NEMOURS, E I & 发明人 KINNEY, GEORGE A
分类号 D04H3/03;D04H3/16;(IPC1-7):B06B1/02;B29D3/00 主分类号 D04H3/03
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