Method for producing a foamed core-reclaim multi-layer sheet

Details Method for producing a foamed core-reclaim multi-layer sheet Method for producing a foamed core-reclaim multi-layer sheet

1992-06-03

1993-06-22

Weston, Caleb

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156 94, 15624424, 15624427, 264 37, 264 38, 428 354, 428 367, 4283044, 4283179, 4283197, B29C 4706

Patent

active

052213951

ABSTRACT:
The invention comprises a method for producing the multi-layer sheets of the invention comprising extrusion coating multi-resin layers onto each side of the foam core layer and then lamination of a barrier film layer onto one of the multi-resin layers.

REFERENCES:
patent: 4647509 (1987-03-01), Wallace
patent: 4652325 (1987-03-01), Benge et al.
patent: 4847148 (1989-07-01), Schirmer
patent: 5118561 (1992-06-01), Gusavage et al.

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