The polyurethane elastomers (PUE) which were filled with cassva starch and etherified cassva starch (ECS) respectively and then crosslinked were prepared.

• 向聚醚型聚氨酯预聚体中分别添加木薯淀粉及其改性的木薯醚化淀粉,再经进一步交联得到了聚氨酯(PU)弹性体。