瓷砖,是目前最常用的装饰材料之一,瓷砖填缝时多采用白水泥粉。这些抹在瓷砖表面的白水泥并未固化,粘结力和防水性差,脱水后或遇冷缩热胀就会出现裂纹,致使外墙、浴室等墙壁、地砖渗水。近两年,随着家装设计的逐步深入,一 Tiles, is one of the most commonly used decorative materials, the use of white cement grout more time. These wipe the tile surface of the white cement is not cured, poor adhesion and water resistance, dehydration or shrinkage in case of expansion will appear cracks, resulting in walls, bathrooms and other walls, tiles seepage. In the past two years, with the gradual deepening of home improvement design, one