Polymeric filaments and process for forming such material

Details Polymeric filaments and process for forming such material Polymeric filaments and process for forming such material

1979-08-24

1982-11-16

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

Shaping by extrusion

264234, D01D 510

Patent

active

043594417

ABSTRACT:
Process and apparatus for modifying melt spun filaments after extrusion and solidification by tensioning and exposing to a heated fluid environment. By this invention it is possible to directly form a melt spinnable filamentary yarn having properties similar to those of drawn yarns.

REFERENCES:
patent: 3946100 (1976-03-01), Davis et al.
patent: 3994121 (1976-11-01), Adams
patent: 4000238 (1976-12-01), Maurer
patent: 4195161 (1980-07-01), Davis et al.

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