Agent for removing acidic components and manufacturing method thereof

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PROBLEM TO BE SOLVED : To provide an acidic component removing agent which suppresses the pressure loss of filter cloth, prevents a filter layer from dropping from the surface of the filter cloth, hardly causes trouble when discharged from a silo or the like and has excellent handleability, and its production method. SOLUTION : The acidic component removing agent contains alkaline-earth metal carbonates and fumed silica. The content of alkaline-earth metal carbonates is 1-5 mass% and that of fumed silica is 0.5-2.0 mass%. The average particle size of this acid component removing agent lies in the range of 3-20 μm. COPYRIGHT : (C)2008, JPO&INPIT