Fibers suitable for the production of nonwoven fabrics having im

Details Fibers suitable for the production of nonwoven fabrics having im Fibers suitable for the production of nonwoven fabrics having im

1994-06-13

1996-06-25

Ryan, Patrick J.

Stock material or miscellaneous articles

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

Staple length fiber

428296, 428212, 428286, 428364, 428370, 428401, 428394, D02G 300

Patent

active

055298451

ABSTRACT:
Disclosed is a simple, undrawn, 1-10 dtex, propylene polymer fiber, the thermowelding stength of which is at least 5 Newtons, the flexibility index of which is greater than 800, and which has good resistance to yellowing and aging. Also disclosed are a nonwoven fabric of said fiber, and a process of making the fiber.

REFERENCES:
patent: 4469540 (1984-09-01), Furukawa et al.
patent: 4496508 (1985-01-01), Hartmann et al.
patent: 4770925 (1988-09-01), Uchikawa et al.
patent: 4874666 (1989-10-01), Kubo et al.
patent: 5078935 (1992-01-01), Kobayshi et al.
patent: 5227224 (1993-07-01), Ishikawa et al.
U.S. Ser. No. 07/968,766, filed Oct. 30, 1992.
U.S. Ser. No. 08/259,317, filed Jun. 13, 1994.
U.S. Ser. No. 08/259,318, filed Jun. 13, 1994.

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