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US 6,472,083 B1Granted
Metal surfaced high pressure laminate
AssigneePremark RWP Holdings, Inc.
InventorsRobert R. Krebs, Ernest L. Phelps, Genevieve L. Tepera
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Abstract
The invention relates to the bonding of a phenolic resin impregnated core and a metal sheet into a high pressure laminate. A binding layer of a styrene-maleic anhydride copolymer is positioned between the core and the metal sheet to ensure bonding of the layers when a lay-up containing the desired layers is heated and pressed.
Claims2
A laminate, comprising:
- a metal surface layer;
- a polymer layer composed of phenolic resin impregnated kraft paper;
- and
- a binding layer composed of a copolymer consisting of styrene and maleic anhydride positioned between the polymer layer and the metal surface layer.
1 more element
Dependencies are inferred from the claim text.