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.
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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 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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