Carbon bipolar walls for batteries and method for producing same

Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Plural cells

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429210, H01M 646

Patent

active

053957091

ABSTRACT:
A battery, having a plurality of cells stacked in series. Each of the cells having a positive electrode, a negative electrode and a separator that contain an electrolyte. The battery utilizes a thin section of carbon provided between adjacent cells as the bipolar walls. The bipolar wall may be a thin, preferably flexible, sheet of graphite. The carbon bipolar wall may also be formed by tape casting.

REFERENCES:
patent: 4119770 (1978-10-01), Land
patent: 4208473 (1980-06-01), Bradley
patent: 4275130 (1981-06-01), Rippel et al.
patent: 5162172 (1992-11-01), Kaun
patent: 5264305 (1993-11-01), Charkey
patent: 5336274 (1994-08-01), Mayer et al.

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