Ozone filter and process for producing the same

Details Ozone filter and process for producing the same Ozone filter and process for producing the same

1995-08-24

1997-12-16

Warden, Robert J.

Chemical apparatus and process disinfecting, deodorizing, preser

For deodorizing of, or chemical purification of, or...

Including solid, extended surface, fluid contact reaction...

55524, 55527, 55DIG5, 423219, 502 64, 502 87, 502324, A61L 900, B01J 29076, B01J 2334

Patent

active

056981651

ABSTRACT:
An ozone filter comprising a paper carrier made of inorganic fiber and having a high porosity is disclosed. Supported by the carrier is a zeolite powder having an SiO.sub.2 /Al.sub.2 O.sub.3 molar ratio of not smaller than 15 and fine powder-like activated manganese dioxide having ozone decomposing capability. A process for producing the ozone filter is also disclosed. The ozone filter does not give off a foul smell even when used for a long period of time.

REFERENCES:
patent: 4407728 (1983-10-01), Ball et al.
patent: 5262129 (1993-11-01), Terada et al.
patent: 5417950 (1995-05-01), Sheu et al.
WPI Abstract Accession No. 88-052620/08 & JP 630007844 A (Kubota) Jan. 13, 1988.
WIP Abstract Accession No. 92-061461/08 & JP040007038 A (CATALER) Jan. 10, 1992.

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