Apparatus for preparing a nonwoven web

Details Apparatus for preparing a nonwoven web Apparatus for preparing a nonwoven web

1979-09-19

1980-11-11

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Means applying electrical or wave energy directly to work

Electro-static or inductive field

4251748E, B29H 524

Patent

active

042330149

ABSTRACT:
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.

REFERENCES:
patent: 3042324 (1962-07-01), Kinney
patent: 3156752 (1964-11-01), Cope
patent: 3338992 (1967-08-01), Kinney

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