Polyurethane foam composite

Details Polyurethane foam composite Polyurethane foam composite

1975-06-16

1976-06-29

Whitby, Edward G.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

106 15FP, 156272, 156306, 260 25AJ, 260 25AT, 260 332R, 264 455, 428311, 428315, 428425, B32B 520

Patent

active

039665216

ABSTRACT:
Composites based on polyurethane foams heat sealed to a substrate are prepared from polyurethane foams employing a graft polyol as a component of the foam-forming reaction mixture. The resulting composites possess exceptional bonding strength.

REFERENCES:
patent: 3383351 (1968-05-01), Stamberger
patent: 3511007 (1970-05-01), Babcock
patent: 3650853 (1972-03-01), Klinkosch
patent: 3690987 (1972-09-01), Curran et al.

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