Meltblown fabric

Details Meltblown fabric Meltblown fabric

1992-10-14

1993-12-28

Spitzer, Robert

Gas separation

Specific media material

Fibrous or strand form

55DIG44, B01D 3916

Patent

active

052735656

ABSTRACT:
A meltblown web is composed of fibers having a narrow fiber size distribution (expressed as % coefficient of variation of the average fiber diameter) and low packing density. The web is characterized as a soft lofty web and exhibits exceptional filtration capability. The web preferably comprises fibers having an average fiber size of between 3 and 10 microns and a packing density of between 5 to 15%, and a CV of 15 to 40%.

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patent: 4824451 (1989-04-01), Vogt et al.
patent: 5053066 (1991-10-01), Hassenboehler
patent: 5075068 (1991-12-01), Milligan et al.
patent: 5090975 (1992-02-01), Requejo et al.
patent: 5156661 (1992-10-01), Adiletta

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