As inorganic powder, LDHs can influence on rheologic property of polymer.So the balance curve ascend for PVC filled with LDHs composites.

• LDHs作为一种无机粉体，它的加入对有机物的流变性能影响较大，因此PVC中加入LDHs及其复配体系后流变曲线中平衡扭距上升，加工难度增大。