合成橡胶工业 |
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磁场存在下制备的聚氨酯弹性体的形态 宁超峰 李光远 胡春圃 摘要:在磁场强度分别为1.5T,1.0T及不存在磁场的情况下合成了硬段质量分数均为50%的聚氨酯(PU)弹性体,用WAXD和SEM表征了它们的形态。结果表明,磁场存在下制备的PU的结晶度明显增大;磁场强度越强,PU的结晶度越大。 Morphology of polyurethane elastomers prepared in magnetic field Ning Chaofeng Li
Guangyuan Hu Chunpu Biography:Ning Chaofeng,doctoral
student.To whom all correspondence should be addressed. References 1,Chen Yirui,Fan Zhengang,et al.Chem J
of Chinese Universities,1987,8(12):1136 Received:2000-07-13. |