This study was evaluated the chloride penetration resistance performance of Surface Protection Material(SPM). SPM was applied 0.25 and 0.51 kg/㎡ to the surface of the mortar and immersed aging of the chloride solution 7, 14, and 28 days. As a results, In the case of SPM was applied, chloride did not penetrate until the 28th day.

Abstract
 1. 서 론
 2. 실험계획 및 방법
 3. 실험결과
 4. 결 론
 참고문헌

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