Elektret-Filtermaterial, das gegenüber Ölnebel beständig ist
摘要
An oily mist resistant electret filter media is provided. The filter media comprises polypropylene electret fibers and a melt processable fluorochemical additive, said additive having a melt temperature of at least 250 DEG C and a molecular weight of 500 to 2500.
申请公布号
DE69419272(D1)
申请公布日期
1999.08.05
申请号
DE1994619272
申请日期
1994.03.21
申请人
MINNESOTA MINING AND MFG. CO., SAINT PAUL, MINN., US
发明人
JONES, MARVIN E. C/O MINNESOTA MIN. & MANUF. COMP., MINNESOTA 55133-3427, US;ROUSSEAU, ALAN D. C/O MINNESOTA MIN.& MANUF. COMP., MINNESOTA 55133-3427, US