| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a building material which more effectively utilizes vermiculite as a natural resource, can satisfy the demand of humidity conditioning and/or deodorizing and further of beautiful appearance, is excellent in balance between amount and speed of moisture absorption/release in particular and further has improved bending strength, flexibility and productivity. <P>SOLUTION: A composition for the building material is prepared by blending unswollen vermiculite with a base material selected from one or more kinds of cement, calcium silicate and slag gypsum, wherein the blending amount of the unswollen vermiculite is 0.5-70 mass% of the total composition (solid content). The composition is characterized in that the unswollen vermiculite of≤300μm is 0.5-15 mass% of the total composition (solid content). <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
