Process for the preparation of woven fabrics of low air...

Details Process for the preparation of woven fabrics of low air... Process for the preparation of woven fabrics of low air...

D - Textiles, Paper

03

D

28/2

D03D 15/00 (2006.01) D06P 3/82 (2006.01)

Patent

CA 1213724

PROCESS FOR THE PREPARATION OF WOVEN FABRICS OF LOW AIR PERMEABILITY ABSTRACT OF THE DISCLOSURE A process for the preparation of a woven fabric of low air permeability which comprises preparing a woven fabric by use of a composite fiber of a split- ting and severing type, which consists of polyester and polyamide and produces extremely fine fibers of 0.001 to 0.8 denier size, as a warp and/or a weft; treating thus obtained woven fabric by use of an aqueous emulsion of a swelling agent for polyester and nylon under the conditions where nylon is mainly allowed to swell and then shrink; scouring and dyeing the woven fabric; and after calendering the woven fabric with the use of heated rollers rotated under pressure.

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