Filaments and fibers and their manufacture

Details Filaments and fibers and their manufacture Filaments and fibers and their manufacture

1975-04-30

1976-11-16

Jacobs, Lewis T.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C08L 9500

Patent

active

039923410

ABSTRACT:
Filaments and fibers based on polypropylene or copolymers thereof having a content of from 10 to 90% by weight of bitumen and a process for their manufacture, in which a mixture based on polypropylene or copolymers thereof and containing from 10 to 90% by weight of bitumen is melt-spun and drawn. The filaments and fibers produced in the manner of the invention are suitable for the production of woven and non-woven fabrics for insulating purposes and carpet underlays.

REFERENCES:
patent: 3837022 (1974-09-01), Moore

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