D - Textiles – Paper – 01 – F
Patent
D - Textiles, Paper
01
F
18/636.1
D01F 6/62 (2006.01) D01D 5/092 (2006.01) D01D 5/098 (2006.01) D01D 5/14 (2006.01)
Patent
CA 1290120
TITLE Low Crystallinity Polyester Yarn Produced at Ultra High Spinning Speeds ABSTRACT OF THE DISCLOSURE Spinning of polyethylene terephthalate yarn at speeds in excess of 5000 meters per minute using a gas management technique of the gas surrounding the threadline to control the temperature and attenuation profiles of a spinning threadline provides a means to produce a low crystallinity polyester yarn with a relatively high elongation to break.
535396
E.i. Du Pont de Nemours And Company
Mccallum Brooks & Co.
Vassilatos George
LandOfFree
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