Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Composite having voids in a component
Patent
1979-05-23
1980-09-16
McCamish, Marion
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Composite having voids in a component
427180, 428309, 428310, 428537, 428540, 428541, 428920, 428921, B32B 326
Patent
active
042230667
ABSTRACT:
Pressure treatment of fire unstable materials by an intumescent fire retardant composition which is injected or insinuated into the surface of fire unstable materials results in a fire and flameproof structure with a high capacity to withstand prolonged exposure to flame and heat.
REFERENCES:
patent: 3318725 (1967-05-01), Bryan
patent: 3817822 (1974-06-01), Dawes
patent: 3824200 (1974-07-01), Matalon
patent: 4076871 (1978-02-01), Short
ARCO Polymers, Inc.
Evans Hubert E.
McCamish Marion
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