Back to results
US 2009/0214891 A1Published application
Aluminium composite sheet material
AssigneeAleris Aluminum Duffel Bvba
InventorChristiaan Theodorus Wilhemus Lahaye
Life of this patent
Estimating the term…
Abstract
The invention relates to an aluminium composite sheet material in which a clad sheet is applied to at least one side of a core material. The core material has an aluminium alloy the AA5xxx- or AA6xxx-series, and the clad sheet has an aluminium alloy selected from the group of the AA1xxx-series, AA3xxx-series and AA7xxx-series with less than 1.5 wt. % of Zn.
Claims17
Aluminium composite sheet material in which a clad sheet is applied to at least one side of a core material,
- wherein the core material comprises an aluminium alloy from the AA6016-series, and
- the clad sheet comprises an aluminium alloy selected from the group consisting of the AA1xxx-series, AA3xxx-series, and AA7xxx-series with less than 1.5 wt. % of Zn.
2-5. (canceled)
7-13. (canceled)
Method for producing an aluminium composite sheet material comprising:
- applying a clad sheet to at least one side of a core material,
- wherein the core material comprises an aluminium alloy from the AA6016-series, and the clad sheet comprises an aluminium alloy selected from the group consisting of the AA1xxx-series, AA3xxx-series and AA7xxx-series with less than 1.5 wt. % of Zn, and
- wherein the clad sheet is attached to the core material by roll bonding.
Dependencies are inferred from the claim text.