Invention Grant
US3776799A Process for bonding the fibers of a non-woven textile fabric 失效
用于粘合非织造织物纤维的方法

Process for bonding the fibers of a non-woven textile fabric
Abstract:
A BONDED NON-WOVEN TEXTILE FABRIC IS MADE BY INCORPORATING IN THE FABRIC AN AQUEOUS THERMOSENSITIVE LIQUID CONTAINING AN ELASTIC POLYMER CAPABLE OF BINDING THE FIBERS OF THE FABRIC AND THE POLYMER IS DIFFERENTIALLY COAGULATED THROUGHOUT THE THICKNESS OF THE FABRIC BY APPLYING COAGULATING HEAT CONDITIONS TO ONE SURFACE AND NONCOAGULATING HEAT CONDITIONS TO THE OTHER SURFACE, THE COAGULATING HEAT CONDITIONS BEING INDUCED BY A HEAT-CARRYING LIQUID, AND UNCOAGULATED POLYMER BEING THEN REMOVED BY WASHING OUT.
Information query
Patent Agency Ranking
0/0