Research Progress of Polypyrrole in Electromagnetic Interference Shielding Materials

The elementary principles of electromagnetic interference(EMI) shielding are introduced.A review is given on the research progress of polypyrrole composites in EMI shielding and the shielding performance of the polypyrrole composites are also discussed.In addition,the development trend of polypyrrole in EMI shielding materials is forecast.