Patent ID: 9642471
Date: 2017-05-09
CPC Classifications: A41D,A47C,A47G,B32B,D02G,D10B,Y10T

Claim:
1. A flame-retardant waterproof stretchable composite fabric, suitable as a flame barrier for pillows or mattress protectors/encasements, made from a plurality of joined breathable layers comprising at least one textile layer and one impervious layer joined by lamination using an adhesive, wherein: the at least one textile layer is made of 100% cellulose fibres, said cellulose fibres comprising at least 50% of cellulose flame-retardant fibres incorporating a flame-inhibitor additive; the at least one textile layer comprises a knitted structure selected from Single Jersey or Interlock type providing a multidirectional extensibility; wherein: said flame-inhibitor additive is halogen free and selected from the group consisting of Kaolin, calcium carbonate, aluminium hydroxide or an organic phosphorous-based pigment; the impervious layer is of biaxial elastic condition; and the impervious layer comprises a halogen free plastic material selected from polyurethane or polyester incorporating an organophosphorus flame-inhibitor additive, wherein the stretchable composite fabric has at least 85% of elastic recovery in both fabric directions, according to UNE EN 15977 and the fabric takes a persistent flame-retardancy, as set forth in standards EN597, ISO12952 and BS7175.