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US 6,146,564 AGranted
Process for the production of plastic molded parts with decorative lamination
AssigneeMöller Plast GmbH
InventorFriedhelm Beckmann
Life of this patent
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Abstract
In a process for the production of molded parts that have a lamination of decorative material, as well as a foam layer between the decorative material and the molded part, the decorative material is first provided with an unfoamed backside layer. The backside layer is then connected to the molded part and expanded, while connected to the molded part, under the effect of heat.
Claims17
A process for the production of molded parts having a lamination of decorative material and a foam layer between the decorative material and a molded part, said process comprising the steps of:
- providing the decorative material with an unfoamed backside layer;
- placing the decorative material which has been provided with the unfoamed backside layer in a cavity of an injection mold;
- bonding the unfoamed backside layer to the molded part;
- and
- expanding the unfoamed backside layer while it is bonded to the molded part to form the foam layer by application of heat.
2 more elements
Dependencies are inferred from the claim text.