METHOD FOR APPLYING WARP YARN SIZING AGENT OR FINISH OIL TO COTTON FIBER-CONTAINING SPUN YARN

摘要

PROBLEM TO BE SOLVED: To provide a method for producing a cotton fiber-containing fibrous structure having a high strength retention ratio after resin finishing. SOLUTION: This method for applying a warp yarn sizing agent or a finish oil to cotton fiber-containing spun yarns is characterized by applying the warp yarn sizing agent or finish oil to the cotton fiber-containing spun yarns under tension when the warp yarn sizing agent or finish oil is applied to the cotton fiber-containing spun yarns.