Patent ID: 9238333
Filing Date: 2016-01-19
CPC Classification: B29C,C08K,D01G,D04H,Y02P

Claim Text:
1. A method for manufacturing a fibre-containing element, said method comprising the steps of: providing fibres, at least some of which are first fibres, in an amount of from 3 to 98 wt % of the total weight of starting materials in the form of a collected web, providing a binder in an amount of from 1 to 30 wt % of the total weight of starting materials, subjecting the collected web of fibres to a disentanglement process, suspending the fibres in a primary air flow, mixing the binder with the fibres before, during or after the disentanglement process, providing a filler, which is an endothermal fire retardant, in an amount of 1 to 55 wt % of the total weight of starting materials, adding the filler before, during or after the disentanglement process, collecting the mixture of fibres, filler and binder and pressing and curing the mixture to provide a consolidated composite with a density of from 120 kg/m