Patent ID: 7758959
Filing Date: 2010-07-20
Classification: D01F,Y10T

Abstract:
1. Yarns or fibres made of polymer, said polymer being selected from the group consisting of: polyamide 6, polyamide 6,6, polyamide 4, polyamide 11, polyamide 12, polyamides 4,6, polyamide 6,10, polyamide 6,12, polyamide 6,36, and polyamide 12,12, said polymer comprising an additive possessing flame-retardant properties composed of at least particles of a solid substrate on which a flame-retardant compound is adsorbed, wherein said substrate is in the form of porous granules or agglomerates before being added to the polymer and said granules or agglomerates exhibit a pore volume of at least 0.5 ml/g.