科罗拉多大学Christopher N. Bowman等报道了通过可逆加成断裂链转移(RAFT)与光激发Cu(I)催化叠氮-炔烃环加成反应(CuAAC)相结合构建网络结构,得到了具有较高玻璃化温度(Tg)、较高的力学性质(柔韧性、延展性)的共价自适应网络聚合物(CAN),而且有着时间-空间变化的受控动态行为。
参考文献
Nancy Sowan, Han Byul Song, Lewis M. Cox, James R. Patton, Benjamin D. Fairbanks, Yifu Ding, and Christopher N. Bowman*, Light-Activated Stress Relaxation, Toughness Improvement, and Photoinduced Reversal of Physical Aging in GlassyPolymer Networks, Adv. Mater. 2020, 2007221
DOI: 10.1002/adma.202007221
https://onlinelibrary.wiley.com/doi/full/10.1002/adma.202007221