Energy Storage Solutions

DuPont Energy Storage Solutions manufactures a broad range of energy storage materials for supercapacitors, lithium ion batteries, aluminum electrolytic capacitors and other energy storage devices.

These innovative materials take advantage of DuPont’s competencies in nanoscience, chemical engineering, fiber sciences, polymer synthesis, polymer modification and applications development. In addition to the lithium ion battery separators, the company has established programs to develop next-generation materials for batteries.

DuPont scientists continually interact with the market and conduct research to create the next generation battery and capacitor materials customers need.


  • Kapton® Polyimide Films

    DuPont™ Kapton® polyimide films make innovative design solutions possible for a broad swath of automotive and other industrial applications, including photovoltaic and wind energy, aerospace, and consumer electronics.

  • Kalrez® Elastomers

    For demanding sealing applications when customers require the very best, DuPont™ Kalrez® parts are the elastomer seals of choice.


  • Battery Separators

    Batteries containing Energain™ separators can be quickly recharged, deliver improved performance and reduce the number of batteries needed by up to one-third for hybrid vehicles.