Uses for microfiber-based webs

Microfiber webs and composite webs comprising blends of microfibers and crimped bulking fibers have a variety of uses, including use as thermal insulation for garments as well as various structures such as buildings, tents, refrigerator cabinets, or window shades; acoustic insulation; light weight fillers; various structural members, such as battery separators; filters; and applicators, cloths and wipes. For these and other uses the webs may be combined with other articles such as films or fabrics or other kinds of insulating or lofty webs.

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Description
Patent History
Patent number: T100902
Type: Grant
Filed: Dec 29, 1980
Date of Patent: Aug 4, 1981
Inventor: Edward R. Hauser (Saint Paul, MN)
Application Number: 6/220,433
Classifications
Current U.S. Class: Filter (210/348); Microfiber (less Than 100 Micron Diameter) (428/903)
International Classification: B01D 2300;