Fire retardant webs and internal treatment therefor

Details Fire retardant webs and internal treatment therefor Fire retardant webs and internal treatment therefor

1976-04-05

1977-06-28

Cannon, J.C.

Paper making and fiber liberation

Processes and products

Non-fiber additive

156 622, 156 628, 162181B, 264122, 428302, 428340, 428534, 428920, D21F 1300, D21F 1302, D21J 104, D21J 116

Patent

active

040323935

ABSTRACT:
Fire retardant cellulosic webs are produced by intimately admixing cellulosic fibers and hydrated aluminum oxide particles and subsequently compressing the admixture to a self-sustaining web. Construction boards are fabricated by laminating a plurality of such webs.

REFERENCES:
patent: 1907711 (1933-05-01), Becher
patent: 2108761 (1938-02-01), Becher
patent: 2611694 (1952-09-01), Becher
patent: 3741929 (1973-06-01), Burton
patent: 3827997 (1974-08-01), Bergomi
patent: 3895997 (1975-07-01), Haywood

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