Patent ID: 8614154
Filing Date: 2013-12-24
Classification: D04H,E04B,Y10T

Abstract:
1. A fibre insulation material comprising primary fibre components of a portion of 50% to 90% cellulose fibres, said cellulose fibres comprising cellulose and having a length between about 0.5 to 10 mm, wherein said cellulose fibres are saturated with a fire-retarding liquid chemical in a pre-treatment wherein the fibre insulation material is provided with water impermeable properties; a portion of 2% to 20% synthetic fibres, said synthetic fibres being crimped fibres having a length between 12 to 75 mm; and a portion of 2% to 20% bi-component fibres comprising a core and an outer sheathing, said outer sheathing having a lower melting point than the core, wherein said bi-component fibres have a length between 1 to 10 mm and an average length of 3 mm, and wherein said synthetic fibres comprise a fire-retarding chemical in the form of a powder.