Nonwoven web dielectric electrects with surface treatments

A nonwoven web having improved particulate barrier properties is provided. A surface treatment having a breakdown voltage no greater than 13 KV direct current is present on the nonwoven web. The particulate barrier properties are improved by subjecting said surface treatment treated nonwoven web to...

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Bibliographische Detailangaben
Hauptverfasser: BERNARD COHEN, JOEL BROSTIN, LAMAR HEATH GIPSON
Format: Patent
Sprache:eng
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Zusammenfassung:A nonwoven web having improved particulate barrier properties is provided. A surface treatment having a breakdown voltage no greater than 13 KV direct current is present on the nonwoven web. The particulate barrier properties are improved by subjecting said surface treatment treated nonwoven web to corona discharge.