| abstract |
(57) [Abstract] [Problem] Waste treatment material and treatment method that can stabilize hazardous heavy metals contained in mineral waste incineration ash, slag, soil, sludge, shredder dust, etc. so as not to re-elute for a long period of time. I will provide a. At least one soluble polyvalent metal phosphate or a waste treatment material obtained by adding aluminum sulfate or iron thereto, preferably a monobasic magnesium phosphate or a monobasic aluminum phosphate as a polyvalent metal phosphate is used. Lead to 1 to 30% by weight of waste, A waste treatment method in which waste is mixed with harmful heavy metals such as cadmium, mercury, chromium, copper, and nickel, and if necessary, water is added and kneaded to cure and solidify. |