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US 2001/0039879 A1Published application
Charged filter media containing charge control agents
OwnerRick L. Chapmaninventor
Life of this patent
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Abstract
An air filtration filter formed of material such as a resin bound fiber forming a woven or non-woven fabric, thermoplastic netting, tacifing resin solution and/or antimicrobial agents in which said material is compounded or coated to contain 0.01 to 20% by weight of a positive and/or negative charge control agent and then charging the filter to apply an electrostatic charge to the filter.
Claims11
An air filtration filter having enhanced electrostatic charge comprising a material utilized in the filter being compounded with a charge control agent.
Dependencies are inferred from the claim text.