摘要 |
<p>A fluid-tight slide fastener (10) comprising tapes (12) with an inner textile layer (14) and a fluid barrier layer (16), teeth elements (21) and a slider (22), wherein said textile layer (14) is made with a spun yarn of cut fibers. Preferred materials are also disclosed for the textile layer, the fluid barrier layer and the teeth, including PE for textile layer, TPE-E or TPE-U for the fluid-barrier layer and PBT, ABS, polyamide (PA) and their blends or copolymers for the teeth. A process for making slide fasteners is also disclosed, wherein strips of a spun yarn textile material are coated by extrusion or lamination of a melted fluid-barrier material.</p> |