Fibers

Details Fibers Fibers

1974-12-06

1976-10-12

Van Balen, William J.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

428910, 264147, 264288, 264DIG47, B32B 2516

Patent

active

039859339

ABSTRACT:
Improved fibrillated fibers made by fibrillating an oriented film or sheet, where the film or sheet is from about 70 to about 99.5 weight percent of polypropylene and from about 30 to about 0.5 weight percent of a rubber selected from the group consisting of polybutadiene or polystyrene/polybutadiene block copolymer.

REFERENCES:
patent: 3407253 (1968-10-01), Yoshimura et al.
patent: 3551538 (1970-12-01), Yamamoto et al.
patent: 3562369 (1971-02-01), Chopra et al.
patent: 3634564 (1972-01-01), Okamoto et al.
patent: 3697636 (1972-10-01), Skoroszewski et al.
patent: 3738904 (1973-06-01), Ikeda et al.
patent: 3765999 (1973-10-01), Toyoda

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