abstract |
A process for the catalytic decomposition of chlorofluoro-alkanes commonly named as "flons" into harmless substances against destructing ozone layer of the stratosphere by using the catalyst comprising alumina or alumina -silica complexed oxide,wherein the range of Al/(Al+Si)atomic ratio is 1.0 to 0.5,in the presence of steam at the tempereture of 350 to 1,000°C . |