| 摘要 |
A tennis court having durable cushioned surface is prepd. By spray- coating upto the elastomer surface by the mixt. of a lusterless green liq. resin comprising middle-elasticity urethane resin and sand of 60-400 mesh even in cubie amt. with each other to 0.6-0.8 mm thickness of the dried coating surface; and coating upto the upper face of the elastomer surface by the mixt. of a lusterless green liq. resin paint comprising a pure acryl resin and sand of 150-400 mesh even in cubie amt. with each other to 0.3-0.4 mm thickness of the dried coating surface.
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