METHOD OF MAKING ELECTRET ARTICLES AND FILTERS WITH INCREASED OILY MIST RESISTANCE
摘要
An electret article can be made by quenching a molten blend containing a polymer and a performance-enhancing additive. The resulting low crystallinity material can be annealed and charged to produce a material for making electret filters having superior oily mist loading performance properties.
申请公布号
WO9916533(A1)
申请公布日期
1999.04.08
申请号
WO1998US01457
申请日期
1998.02.02
申请人
MINNESOTA MINING AND MANUFACTURING COMPANY
发明人
ROUSSEAU, ALAN, D.;JONES, MARVIN, E.;MEI, BETTY, Z.