[1A07-11] Treatment of Secandary Waste from Water Treatment

[1A10] Development of solidification techniques with minimised water content for secondary radioactive aqueous wastes in Fukushima

(6)Incorporation of simulated secondary aqueous wastes in CAC and CAP cements

*Ines Garcia Lodeiro¹, Rodolphe Lebon¹, Dominic Mahoney¹, Boyu Zhang¹, Keita Irisawa², Takeshi Ohsugi², Osamu Nakazawa², Hajime Kinoshita¹ (1. University of Sheffield, 2. JAEA)

Keywords:Calcium Aluminate Cements, Phosphates, Concentrated Effluent, Carbonated Slurry, Iron co-precipitated slurry

Incorporation of simulated aqueous secondary wastes in CAC and CAP cements was studied.
Larger reduction in water content in CAP cements cured at 90 C was observed, regardless the type of slurry incorporated.
Formation of Friedels salt in CAC cements and Chlorapatite in CAP cements is identified.