Process of making spin-oriented polyester filaments

Details Process of making spin-oriented polyester filaments Process of making spin-oriented polyester filaments

1993-06-29

1995-01-24

Tentoni, Leo B.

Plastic and nonmetallic article shaping or treating: processes

With twining, plying, braiding, or textile fabric formation

28254, 28271, 57287, 57289, 57310, 57350, 57908, 264168, 264171, 26417713, 2642108, 26421112, 26421115, 26421117, 264234, 264235, 264237, 264342RE, D01D 5088, D01D 1002, D01F 662, D02J 122

Patent

active

053840828

ABSTRACT:
Polyester filaments of high shrinkage and high shrinkage tension may be prepared by heat treatment of undrawn crystalline filaments of low shrinkage and shrinkage tension, and may be used for making polyester yarns of mixed shrinkage and bulky polyester yarns and fabrics therefrom.

REFERENCES:
patent: 4415521 (1983-11-01), Mininni et al.
patent: 4909976 (1990-03-01), Cucolo et al.

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