Method for the application of a lubricant on a sewing yarn

摘要

A method is described for application a lubricant onto a sewing yarn. The sewing yarn to be lubricated is prepared as heap of yarn or as wound package. This heap respectively this package is superfused or perfused with a bath containing said lubricant. As fluid a supercritical fluid is selected. Whereby after the perfusion respectively the superfusion a temperature reduction, a pressure reduction and/or a volume increase is performed.