Composite of pleated and nonwoven webs, method and apparatus for

Details Composite of pleated and nonwoven webs, method and apparatus for Composite of pleated and nonwoven webs, method and apparatus for

1999-07-16

2000-11-28

Mayekar, Kishor

Chemistry: electrical and wave energy

Processes and products

Electrostatic field or electrical discharge

B01J 1908

Patent

active

06153059&

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.

REFERENCES:
patent: 5401446 (1995-03-01), Tsai et al.

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