| 摘要 |
PROBLEM TO BE SOLVED: To provide a plaster board coating material containing shirasu that is suitable when used as an agent to treat plaster board joints or as a material to plaster board surface finish or ground coating, and generates no VOC, as well as a building interior finish work method using this coating material. SOLUTION: This invention provides a plaster board coating material characterized in that it comprises shirasu (white sand), plaster, vegetable starch paste, a viscosity adjustment agent and an appropriate amount of water mixed together, and it has substantially the same water absorption rate as a plaster board, besides a building interior finish method using this plaster board coating material. COPYRIGHT: (C)2008,JPO&INPIT
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