| 摘要 |
This invention relates to a waterproof agent which has improved heat- resisting property, strength and water permeability. In a mixer, 1360 parts of fly ash, 10 parts of methylcellulose, 500 parts of inc stearate, 15 parts of barium chloride, 100 parts of pozzolith and 15 parts of sodium metasilicate are mixed, and this mixt. is sealed in a vessel. This waterproof agent is mixed with cement in the ratio of 3.5-5%.
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