发明名称 METHOD FOR MAKING A SANDWICH-TYPE REINFORCED COMPOSITE STRUCTURAL PANEL WITH ALVEOLATE CORE AND RESULTING PANEL
摘要 <p>The invention concerns a method for making a sandwich-type reinforced composite structural panel with alveolate core, which consists in: stacking at least one first reinforced thermoplastic material skin (110), a first reinforced thermoplastic material ply (120), a thermoplastic material alveolate core (130), a second reinforced thermoplastic material ply (140), the first and second reinforcing plies (120, 140) having a smaller surface than the first and second skins (110, 150) and being positioned symmetrically with respect to the plane formed by the alveolate core, at predetermined sites against said skins; pre-assembling the stack; heating the pre-assembled stack in an oven; and forming said panel by pressing said heated stack in a chilled mould, under pressure ranging between 1 and 3.106 Pa.</p>
申请公布号 WO1999064224(A1) 申请公布日期 1999.12.16
申请号 FR1999001302 申请日期 1999.06.03
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