D - Textiles – Paper – 02 – G
Patent
D - Textiles, Paper
02
G
D02G 3/36 (2006.01)
Patent
CA 2547054
The invention relates to a composite yarn comprising a filament yarn consisting of an inorganic or organic material and a matrix consisting of a polymer material, said filament yarn being coated, extruded, or incorporated in the polymer material matrix. The invention is characterised in that the matrix comprises at least one foamed polymer. The invention also relates to a composite yarn that is characterised in that it comprises a core consisting of an above-mentioned composite yarn and is coated, extruded or incorporated in a second polymer material matrix surrounding the core. The invention also relates to various methods for producing said inventive yarns by coating and extrusion.
L'invention concerne un fil composite comprenant un fil continu en un matériau inorganique ou organique et une matrice en matériau polymère, ledit fil continu étant revêtu, enduit, extrudé ou incorporé dans ladite matrice en matériau polymère, caractérisé en ce que ladite matrice comprend au moins un polymère moussé. Elle concerne également un fil composite caractérisé en ce qu'il comprend une âme en un fil composite tel que précédemment décrit, revêtue, enduite, extrudée ou incorporée dans une seconde matrice en matériau polymère, constituée autour de l'âme. L'invention concerne également les différents procédés de fabrication desdits fils selon l'invention par enduction et extrusion.
Ducru Violaine
Lambour Stephanie
Pajot Anthony
Pollet Laurence
Veran Stephane
Chavanoz Industrie
Goudreau Gage Dubuc
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