when Mixing 1% of the concrete the quantity, the water reducing rate is possible to achieve 25%, performance much better than naphthalene type water-reducer, almost the same as overseas similar product performance.

• 在混凝土中掺量为1%25时,减水率可以达到25%25,性能远好于萘系减水剂,与国外同类产品性能相当。