The purpose of water repellent finishes is that the drops of water should not spread on the surface of the textile and should not wet the fabric.
PDF) A short overview on water repellency for textiles
Polymers, Free Full-Text
About PFAS - OrganoTex
Overview of Water and Oil Repellent Textile Finishing Chemicals
Water repellent finish
Water Repellent Finish - Textile Magazine, Textile News, Apparel
Polymers, Free Full-Text
Water repellent finish
Water-repellent fabric
Antimicrobial and Blood Repellent Finish on Surgical Gown