Fireproofing composition and door rabbet coated therewith

Details Fireproofing composition and door rabbet coated therewith Fireproofing composition and door rabbet coated therewith

1980-12-29

1984-04-10

Lovering, Richard D.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including variation in thickness

252602, 252606, 252607, 428500, 428921, 521907, 523179, B32B 300, C09D 518, C09K 328

Patent

active

044421575

ABSTRACT:
Heat-foamable fireproofing compositions contain thermosetting phenolic resins, thermally decomposable organic nitrogen compounds, eg. dicyandiamide, an ammonium salt and a carbohydrate or polyhydric alcohol, and on decomposition form a stiff carbonaceous foam.

REFERENCES:
patent: 2452054 (1948-10-01), Jones et al.
patent: 2594937 (1952-04-01), Lauring
patent: 3513114 (1970-05-01), Hahn et al.
patent: 3925137 (1975-12-01), Kamei

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