Spinning process for the preparation of high thermobondability p

Details Spinning process for the preparation of high thermobondability p Spinning process for the preparation of high thermobondability p

1996-09-11

1997-08-26

Tentoni, Leo B.

Plastic and nonmetallic article shaping or treating: processes

Direct application of fluid pressure differential to...

Production of continuous or running length

264143, 264168, 2642107, 2642108, 26421112, 26421114, 26421115, D01D 5092, D01D 526, D01F 606

Patent

active

056607890

ABSTRACT:
Polyolefin fibers, suitable for the preparation of nonwoven fabrics, prepared by using a spinneret or extruder with dies having a real or equivalent output diameter of the capillaries or holes greater than 0.4 mm, with the proviso that for fibers having a denier greater than or equal to 4 dtex, the ratio of the output capillary or hole diameter to the denier is greater than or equal to 0.06 mm/dtex.

REFERENCES:
patent: 4211819 (1980-07-01), Kunimune et al.
patent: 5281378 (1994-01-01), Kozulla
patent: 5318735 (1994-06-01), Kozulla

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