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US 4,636,443 AGranted
Decorative laminates and method of producing same
AssigneeFormica Corporation
InventorsRichard F. Jaisle, Henry C. Mollmann, Martha J. Albers, James H. Burgess
Life of this patent
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Abstract
Polyester resins are disclosed as the impregnant in the core sheets of heat and pressure consolidated laminates, especially decorative laminates having a core of a color complementing that of the decor sheet, and more especially those decorative laminates of unusual thickness.
Claims9
A heat and pressure consolidated laminate with superior edge crazing properties comprising:
- (1) a core comprising a plurality of polymerized polyester resin impregnated paper sheets, and,
- (2) one or more polymerized melamine/formaldehyde resin impregnated decor outer sheet(s) bonded thereto
- wherein said core sheet(s) are impregnated with a polymerized colorless polyester resin which has a molecular weight ranging from about 1-4 million.
Dependencies are inferred from the claim text.