Gypsum-containing compositions and fire-resistant articles

Details Gypsum-containing compositions and fire-resistant articles Gypsum-containing compositions and fire-resistant articles

1995-06-07

1998-03-03

Lee, Helen

Stock material or miscellaneous articles

Composite

Of inorganic material

428921, 106732, 106773, 106735, 106772, 106792, B32B 2900, C04B 1400

Patent

active

057232261

ABSTRACT:
A fire resistant article comprising at least about 65 wt. % gypsum dihydrate, reinforcing fibers disposed substantially homogeneously throughout said set gypsum dihydrate, inorganic binder, and optionally refractive filler. This composition provides superior resistance to damage when subjected to a stream of pressurized water as from a fire hose.

REFERENCES:
patent: 2076349 (1937-04-01), Porter et al.
patent: 4174230 (1979-11-01), Hashimoto et al.
patent: 4748771 (1988-06-01), Lehnert et al.
patent: 4811538 (1989-03-01), Lehnert et al.
patent: 5171366 (1992-12-01), Richards et al.
patent: 5305577 (1994-04-01), Richards et al.

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