| 摘要 |
PROBLEM TO BE SOLVED: To provide a finishing structure that prevents a swelling, a lift, a separation or the like in the surface of a foundation beam of a building such as a house and maintains a good appearance. SOLUTION: The finishing structure is formed by containing (A) a hydrophilic resin and (B) a powdery and granular material whose average grain size is 300μm or smaller and overlaying with a finishing coat having a powdery and granular material ratio per unit volume of 3 to 55% by volume and water-vapor permeability in a dry film thickness of 0.5 mm of 20 g/m<SP>2</SP>24 h or higher. COPYRIGHT: (C)2004,JPO
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