Method of and apparatus for making a spunbond

Details Method of and apparatus for making a spunbond Method of and apparatus for making a spunbond

D - Textiles, Paper

04

H

D04H 3/16 (2006.01) D01D 5/12 (2006.01) D06M 11/05 (2006.01)

Patent

CA 2625245

A spunbond web is made by extruding a multiplicity of hot thermoplastic filaments, passing the filaments along an upstream stretch of a path, cooling and stretching the filaments as they move along the upstream stretch of the path, and depositing the cooled and stretched filaments at a downstream end of the upstream stretch on a foraminous belt such that the filaments form a mat thereon. The belt is continuously displaced the belt so as to move the mat downstream along a downstream leg of the path. The mat on the belt, then consolidated with a high-pressure water-jet treatment, and further processed.

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