Durable hydrophilic nonwoven mat for rechargable alkaline batteries
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United States of America Patent
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Sep 3, 2002
Grant Date -
N/A
app pub date -
Jan 7, 2000
filing date -
Jan 8, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A battery separator material comprising a nonwoven web of a wettable fiber matrix, wherein the wettable fiber matrix are thermoplastic polymeric fibers blended with at least one. hydrophilic melt additive. In alternate embodiments, the nonwoven web further includes binder fibers which may be wettable or non-wettable or combinations of both.
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