Oily mist resistant electret filter media

Details Oily mist resistant electret filter media Oily mist resistant electret filter media

1995-02-01

1995-12-05

Chiesa, Richard L.

Gas separation: apparatus

Electric field separation apparatus

55527, 55528, 55DIG39, 96 66, 12820529, B03C 360

Patent

active

054724813

ABSTRACT:
An oily mist resistant electret filter media is provided. The filter media includes polypropylene electret fibers and a melt processable fluorochemical additive, the additive having a melting point of at least 25.degree. C. and a molecular weight of about 500 to 2500.

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