Laminates

Details Laminates Laminates

1975-08-18

1977-05-17

Van Balen, William J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

428310, 428425, 428913, 428921, 260 25AW, B32B 520

Patent

active

040243109

ABSTRACT:
A laminated panel having improved fire resistance comprising a core of rigid isocyanurate based foam sandwiched between two facing sheets, characterized in that at least one of the facing sheets has an adherent layer of intumescent material applied to its inner surface; the whole being bonded together by the foam core into a unitary construction.
In a further embodiment of the invention there is embedded within the foam core a binding material.

REFERENCES:
patent: 3068043 (1962-12-01), Komenda
patent: 3466222 (1969-09-01), Curtis
patent: 3644168 (1972-02-01), Bonk et al.
patent: 3647608 (1972-03-01), Enlow et al.
patent: 3814659 (1974-06-01), Nadeau
patent: 3903346 (1975-09-01), De Leon et al.
patent: 3934066 (1976-01-01), Murch

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