Vacuum cleaner bag with electrostatically charged meltblown laye

Details Vacuum cleaner bag with electrostatically charged meltblown laye Vacuum cleaner bag with electrostatically charged meltblown laye

1992-07-01

1994-04-26

Robinson, Ellis P.

Stock material or miscellaneous articles

Hollow or container type article

Nonself-supporting tubular film or bag

428 361, 428246, 428248, 428252, 428284, 428287, 428903, 383117, 15347, 55382, B65D 3004, B01D 4600

Patent

active

053065344

ABSTRACT:
This invention relates to a vacuum cleaner filter having an outer textile fabric material laminated to a non-woven composite material. The composite material comprises an inner and an outer cover layer of a spun-bonded, non-woven web material, with at least one electrostatically charged intermediate meltblown layer sandwiched therebetween.

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