Composite of pleated and nonwoven webs

Details Composite of pleated and nonwoven webs Composite of pleated and nonwoven webs

1995-04-21

1999-09-21

Bell, James J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Nonplanar uniform thickness material

428182, 428186, B32B 328

Patent

active

059551747

ABSTRACT:
A web or film is electrostatically charged by sequentially subjecting the web or film to a series of electric fields such that adjacent electric fields have substantially opposite polarities. Both a method and apparatus are disclosed for charging the web or film.

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