The results showed that TPI thermal deformation temperature decreased with increasing sulfur content.The content of sulfur should be less than 2.5 phr in the shape memory materials.

• 结果表明，TPI硫化胶的形变热刺激温度随硫黄用量的增加而降低，在形状记忆材料中，硫黄用量不应大于2.；5份；