Substituted 3,4-polymethylenedioxythiophenes, and polymers and electro responsive devices made therefrom

摘要

Substituted 3,4-dimethylenedioxythiophenes are provided. The substituted 3,4-dimethylenedioxythiophenes can be polymerized by chemical or electro-chemical means to produce polymers which are useful as EMI shielding and for making smart windows and switches.