Patent ID: 7581366
Filing Date: 2009-09-01
Classification: B32B,E04C,Y10T

Abstract:
1. A method for making an aircraft floor panel comprising the steps of: providing an uncured first face sheet comprising an interior surface for bonding to said honeycomb and an exterior floor surface, said first face sheet comprising at least one fiber layer and an uncured thermosetting resin matrix; providing a second face sheet comprising an interior surface for bonding to said honeycomb and an exterior surface, said second face sheet comprising an interior surface for bonding to said honeycomb; providing a honeycomb having walls that define a plurality of honeycomb cells wherein said walls have a first edge for bonding to the interior surface of said first face sheet and a second edge for bonding to the interior surface of said second face sheet; applying a polyamide adhesive solution to said first edge to form an edge-coated honeycomb wherein said polyamide adhesive solution comprises a polyamide dissolved in a solvent for said polyamide; and bonding said uncured first face sheet and said second face sheet to said edge-coated honeycomb, said bonding comprises the step of curing said uncured thermosetting resin matrix.