INDOOR PLASTER COMPOSITION

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PROBLEM TO BE SOLVED : To provided an indoor plaster composition in which antibacterial action and deodorizing action induced by the use of a negative ion emission and simultaneously radiated far-infrared wave are increased by a photocatalytic material. SOLUTION : The indoor plaster composition is structured by mixing (1), (2), (3) and (4) with a plaster material, where (1) is natural mineral powder containing rare elements, (2) is a mixture containing the natural mineral powder containing rare elements and one of tourmaline powder or far-infrared ceramic powder, (3) is a mixture prepared by adding and blending the natural mineral powder containing rare elements and a photocatalytic functional material and (4) is a mixture prepared by adding and blending a mixture containing the natural mineral powder containing rare elements and one of tourmaline powder or the far-infrared ceramic powder and the photocatalytic functional material. COPYRIGHT : (C)2006, JPO&NCIPI