Patent ID: 6023007
Filing Date: 2000-02-08
Classification: A62D,B01D,Y02C

Abstract:
A method for decomposing a perfluoro-compound, comprising contacting a feed gas comprising 0.01 mol % to 50 mol % of a perfluoro-compound, 20 mol % to 70 mol % of water vapor and 0 mol % to 30 mol % of oxygen in a gas phase with a catalyst comprising at least one element selected from the group consisting of aluminum, boron, alkaline earth metal, titanium, zirconium, lanthanum, cerium, yttrium, rare earth metal, vanadium, niobium, chromium, manganese, iron, cobalt and nickel, and phosphorus oxide at a temperature in a range of 300.degree. C. to 1000.degree. C.