| 摘要 |
PROBLEM TO BE SOLVED: To provide hydrated lime having an increased BET specific surface area and an increased efficient quantity of the hydrated lime, and a low COD, and a manufacturing method of the hydrated lime.SOLUTION: There is provided hydrated lime manufactured by a digestion process of reacting caustic lime, water and an additive, and the additive is at least one of organic compound having a hydroxyl group selected from ethylene glycol, propylene glycol, dipropylene glycol, polyethylene glycol, polypropylene glycol, glycerine, glucose, fructose, galactose, mannose, xylitose, sucrose, maltose, lactose, trehalose, sorbitol, xylitol, ethanol amine, diethanol amine and triethanol amine and at least one of inorganic compound containing silicone dioxide selected from silica gel, allophane, imogolite and activated clay. There is also provided hydrated lime with the addition amount of the organic agent having the hydroxyl group of 0.01 to 10 wt.% based on the caustic lime. |
