Production of porous inorganic materials

Details Production of porous inorganic materials Production of porous inorganic materials

1988-09-23

1990-06-26

Lieberman, Allan M.

Compositions: ceramic

Ceramic compositions

Pore-forming

423131, 501 68, 502 80, 502263, 502407, C04B 3804

Patent

active

049372106

ABSTRACT:
There is disclosed a process for preparing a porous inorganic material. The process comprises preparing a cellular aluminosilicate material by foaming or spray drying an aqueous suspension of the material. The cellular material is calcined, leached with hydroxide to remove silica, dewatered and dried to leave a porous, cellular ceramic material.

REFERENCES:
patent: 2556622 (1951-06-01), Bertorelli et al.
patent: 2939764 (1960-06-01), Schoenfelder et al.
patent: 4389385 (1983-06-01), Ramsay
patent: 4826790 (1989-05-01), Jones et al.

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