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US 6,582,851 B2Granted
Anode matrix
AssigneeZinc Matrix Power, Inc.
InventorsMichael Cheiky, Wilson Hago
Life of this patent
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Abstract
An anode paste material for use in zinc-based batteries that is designed to reduce zinc ion diffusion and resultant electrode shape change as well as zinc dendrite formation while optionally allowing for hydrogen permeability through the matrix comprising a regenerated cellulose film containing domains of hydrogen permeable polymer, particles of zinc and zinc oxide surrounded by hydrocarbon beads.
Claims17
An anode paste for an alkaline battery comprising;
- cellulose particles and grains of metal anode material, said particles containing a dispersion of hydrocarbon beads and said particles surrounding said grains to form a supported cavity.
Dependencies are inferred from the claim text.