With a rotary viscosimeter, the flowing curve of cementpaste with different mixed amount of styrene-butadiene latex in different water/cement ratiobefore the solidifing of cemet paste was measured.

• 采用旋转式粘度仪,测定了丁笨橡胶乳液掺加剂量不同及水灰比不同时水泥浆体在凝结前不同时刻的流变曲线。