| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an acidic exhaust gas absorber capable of suppressing the formation of a harmful substance and, at the same time, preventing the corrosion of a device such as an incinerator, and also an acidic exhaust gas absorber capable of removing by absorption and fixing the acidic exhaust gas in an extensive range of temperatures. SOLUTION: As acidic exhaust gas absorber 12, there are used the one containing a salt of sodalite group or scapolite group belonging to aluminosilicate and the one at least containing, one type of salt selected from the group consisting of salts composed of a feldspar group, a feldspathoid group, a zeolite group, a mica group and a kaolinite group belonging to the alumin silicate and an alkali agent. As alkali agent there are used sodium hydroxide which is at least one type of chemical compound selected from the group consisting of hydroxides, carbonates, bicarbonates and alkoxides which contain alkali metals or alkali earth metals.</p> |
