Toughens, stays clear
A ladder-like polysilsesquioxane bearing phenyl and amino groups that at 10 wt% loading significantly improves impact, tensile and flexural properties of epoxy resin while preserving high transparency and hygrothermal stability, and lowering dielectric constant and loss.
Junchen, Bai · Fan, Haijun · Ke, Qining · Fushuai, Luo · Chen, Juan · Liu, Peng · Ding, Yanfen · Jiacheng, Zhang · Ge, Zhang · Yang, Mingshu
Composites Communications 2024
Impact strength of epoxy increased by up to 73% at 10 wt% loading
Simultaneous improvement in tensile and flexural properties
Maintained high transparency and enhanced hygrothermal stability
Lower dielectric constant and dielectric loss than pure epoxy