Flint’s Rechargeable Paper Battery Works Without Lithium
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Paper is an unexpected starting point for a rechargeable battery, which is part of Flint’s appeal. The Singapore-based company uses cellulose, the plant-derived material in paper, to rethink what goes inside the cells powering our gadgets. Its paper battery targets two problems that rarely make it onto the packaging: the materials batteries depend on and the safety concerns that come with storing energy in everyday objects.
Flint announced on January 2, 2026, that its technology had entered prod
Flint announced on January 2, 2026, that its technology had entered prod
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