Electret webs with charge-enhancing additives

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United States of America Patent

PATENT NO 8613795
APP PUB NO 20110154987A1
SERIAL NO

12995709

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Abstract

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Electret webs are presented which include a blend of a thermoplastic resin and a charge-enhancing additive. The charge-enhancing additives include N-substituted amino carbocyclic aromatic materials. The webs prepared from the blends may be in the form of films or non-woven fibrous webs. Non-woven microfiber webs are useful as filtration media.

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Patent Owner(s)

  • 3M INNOVATIVE PROPERTIES COMPANY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bai, Feng Woodbury, US 128 662
Jones, Marvin E Grant, US 69 2718
Li, Fuming B Woodbury, US 39 379
Sebastian, John M Oakdale, US 36 405

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