A procedure for the manufacture of a thread with title oscillations. (Machine-translation by Google Translate, not legally binding)

摘要

A method for manufacturing a yarn with oscillations of the title, characterized in that an unstretched polyester yarn is stretched, using a heated stretching pin of increased diameter, in a manner known per se, at a temperature of the pin to be drawn between 60 and 105º c, preferably between 65 and 85º c, depending on the spinning delay, and up to between 60 and 80%, preferably between 66 and 75%, of the normal draw ratio. (Machine-translation by Google Translate, not legally binding)