The results showed compared with PCL resin,PCL/ultrafine CaCO3 compound could not only keep the shape memory property unchanged,but also improve the rigidity of the compound efficiently.

• 研究结果表明,采用超细碳酸钙改性PCL,可以在保持PCL原有形状记忆性能基本不变的情况下,有效地提高复合材料的刚性。