Method of catalytically coating low porosity ceramic surfaces

Details Method of catalytically coating low porosity ceramic surfaces Method of catalytically coating low porosity ceramic surfaces

1980-04-11

1982-07-27

Shine, W. J.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252466PT, 252472, B01J 2104, B01J 2310, B01J 2340

Patent

active

043416624

ABSTRACT:
A method is disclosed for coating non-porous or low porosity ceramic surfaces with a catalytically active film comprising a platinum group metal and a minor amount of a refractory metal oxide. The method comprises applying a thermally decomposable compound of a precious metal and a compound decomposable into a refractory metal oxide to a ceramic surface and decomposiing said compounds in the presence of air.

REFERENCES:
patent: 3224981 (1965-12-01), Stephens et al.
patent: 3513109 (1970-05-01), Stiles
patent: 3912661 (1975-10-01), Numagami et al.
patent: 4061713 (1977-12-01), Weidenbach et al.

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