Process and apparatus for cooling melt spun filaments during for

Details Process and apparatus for cooling melt spun filaments during for Process and apparatus for cooling melt spun filaments during for

1997-08-27

1999-07-27

Tentoni, Leo B.

Plastic and nonmetallic article shaping or treating: processes

With twining, plying, braiding, or textile fabric formation

26421114, 26421115, 26421117, 425 722, 4253782, 4253791, 4253822, 425445, D01D 5084, D01D 5092, D02G 300

Patent

active

059285877

ABSTRACT:
A process and apparatus for cooling freshly spun polymeric filaments as part of the formation of a multi-filament yarn, wherein the filaments are passed serially through a first cooling zone, a heating zone, and a second cooling zone. The resulting filaments have an improved elongation at break and an improved stretchability.

REFERENCES:
patent: 3732346 (1973-05-01), Mallonee et al.
patent: 4529368 (1985-07-01), Makansi
patent: 4909976 (1990-03-01), Cucolo et al.
patent: 5173310 (1992-12-01), Katou et al.
patent: 5645782 (1997-07-01), Howell et al.
patent: 5661880 (1997-09-01), Schippers et al.
Patent Abstracts of Japan, vol. 095, No. 008, Sep. 29, 1995 & JP 07118915, May 9, 1995.

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