| 摘要 |
PROBLEM TO BE SOLVED: To provide a method capable of reducing the occurrence of film defects caused by a rainfall in a stage of formation of an inorganic hardening layer and also of contributing to reduce the term of works. SOLUTION: After coating an inorganic coating material having a hydraulic inorganic substance for a base material, moisture-permeable water repellency sheet-shaped substance is coated, then inorganic coating material is hardened, next, the sheet-shaped substance is desorbed, and a plurality of kinds of finish coating materials are applied. COPYRIGHT: (C)2004,JPO
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