Results indicated that polyelectrolyte did not improve rheological behavior for fine powder suspension,especially for nanosized powder suspension,but proper size distribution and temperature could.

• 结果表明，对于亚微米粉，尤其纳米粉，高聚物电解质分散剂不能改善其流变性；合适的颗粒匹配及温度可以改善悬浮液的流动性。