Seal for cells containing alkaline electrolyte
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United States of America Patent
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Mar 30, 1993
Issued Date -
N/A
app pub date -
Jul 23, 1991
filing date -
Jan 4, 1989
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A Polyphenylene Sulfide (PPS) seal for a cell for Alkaline cells, Mercury cells, or NiCad cells. The seal is not susceptible to leakage due to thermal excursions, thermal shocks, or long term storage. The all-polymer seal is of a predetermined geometrical configuration and provides a seal of a material composition for sealability of a cell between the negative or positive terminal cap and the cell can. The PPS seal can also include glass fiber and/or a composition from the olefin family.
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