Thermal insulator comprised of split and opened fibers and metho

Details Thermal insulator comprised of split and opened fibers and metho Thermal insulator comprised of split and opened fibers and metho

1985-09-26

1987-07-21

Bell, James J.

Stock material or miscellaneous articles

Pile or nap type surface or component

Particular shape or structure of pile

428 85, 428 95, 428 97, 428221, 428297, 428920, B32B 302

Patent

active

046817891

ABSTRACT:
A thermal insulator is disclosed which comprises fibrillated staple fibers exemplified by fibrillated fibers of poly (p-phenylene terephthalamide). The fibers are fibrillated on a carding machine equipped with metallic clothing.

REFERENCES:
patent: 4233349 (1980-11-01), Niederhauser
patent: 4259393 (1981-03-01), Marco
patent: 4361609 (1982-11-01), Gerlach et al.

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