It was showed that post-curing may increase, plasticization and cross-linking may decrease the depolarization, while transfer agent and testing frequency had no effect.

• 研究发现:链转移剂和测试频率对偶极子去极化程度基本没有影响,后固化工艺能减小试样的偶极子去极化程度,内增塑剂和交联剂都能增大试样的偶极子去极化程度。