1. Top Page
  2. Business Units
  3. Polyimide Resin / Polyimide Products


DREAMBOND® <Polyimide Binder for lithium ion Batteries>

DREAMBOND® is a binder for lithium-ion batteries. DREAMBOND® is particularly effective for silicon-based alloy for large-capacity batteries. DREAMBOND® is an excellent adhesive for copper foil and silicon alloy, and batteries using DREAMBOND® retain 90% of their electrical capacity even after 450 cycles of charging and discharging. DREAMBOND® has the potential to improve battery performance for a variety of electric devices ranging from electric vehicles to portable and tele-communication devices.



Rechargeable batteries for laptop computers and smart phones
Battery-assisted tools, consumer electrics
Hybrid and electric vehicle batteries

Notebook PC  EV


Capacity retention of lithium-ion battery made with DREAMBOND®

Capacity retention of lithium-ion battery

(c) AIST (The National Institute of Advanced Industrial Science and Technology)