Articles for providing fire protection

Details Articles for providing fire protection Articles for providing fire protection

1984-05-10

1986-09-16

Lechert, Jr., Stephen J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

8490, 156326, 156333, 169DIG2, 252 4, 252 5, 252 7, 252608, 428251, 428252, 428285, 428287, 428920, C09K 2108, A62D 106, B27N 900

Patent

active

046122397

ABSTRACT:
A fire protection and/or extinguishing article comprises a sheet which has, uniformly dispersed therein, a material which undergoes an endothermic reaction to release a non-flammable gas and simultaneously absorb heat when subjected to an elevated temperature. This sheet is sandwiched between a gas permeable thermal barrier and a layer of gas permeable thermal insulation in a preferred embodiment which may function as a foldable and storable blanket.

REFERENCES:
patent: 639674 (1899-12-01), Edwards
patent: 1271506 (1918-07-01), Ferguson
patent: 1813367 (1931-07-01), Thompson
patent: 3017348 (1962-01-01), Steppe et al.
patent: 3238129 (1966-03-01), Veltman
patent: 3317433 (1967-05-01), Eichel
patent: 3714047 (1973-01-01), Marion et al.
patent: 3826764 (1974-07-01), Weber
patent: 3997700 (1976-12-01), Jacquemin et al.
patent: 4184311 (1980-01-01), Rood
patent: 4190698 (1980-02-01), De Boel et al.
patent: 4504991 (1985-03-01), Klancik

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