Warp knitted foundation for sliding clasp fasteners

摘要

A warp-knitted fabric having a plurality of seams disposed at predetermined intervals in a transverse direction of the fabric and extending longitudinally of the fabric. Water-soluble fibers or threads soluble at a first temperature join alternate ones of the seams and water-soluble fibers or threads soluble at a second temperature higher than the first temperature join the remaining seams. The water-soluble fibers or threads may be of polyvinyl alcohol.