Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor
Patent
1975-09-15
1978-03-07
Anderson, Philip
Adhesive bonding and miscellaneous chemical manufacture
Methods
Surface bonding and/or assembly therefor
156306, 264 464, 264 465, 428160, 428315, B29D 2704
Patent
active
040778215
ABSTRACT:
A method of forming a self-supporting contoured foam plastic laminate, including spraying a relatively flexible open cell plastic foam, preferably polyurethane, on a sheet which is to become part of the laminate, applying a second sheet over the foam layer and promptly forming the contoured laminate under pressure in a die. The disclosed laminate includes a corrugated paper sheet, wherein the corrugations extend into and are bonded to the foam layer and a relatively flexible finish sheet bonded to the foam layer. In the disclosed automotive headliner, the corrugations extend perpendicular to the headliner side edges, providing support for the concave midportion of the headliner and preventing delamination of the paper and foam laminae.
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Anderson Philip
Detroit Gasket Company
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