High flux liquid transport members comprising two different permeability regions
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United States of America Patent
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Jan 6, 2004
Grant Date -
N/A
app pub date -
Dec 20, 2000
filing date -
Jun 29, 1998
priority date (Note) -
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Abstract
The present invention is a liquid transport member with significantly improved liquid handling capability, which has at least one bulk or inner region with a high average permeability, completely circumscribed by a wall region. The wall region further comprises at least one port region with a lower permeability than the inner region, and with a ratio of its permeability to its thickness of at least 10.sup.-7 m.
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