Microporous material having a coating of hydrophobic polymer
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United States of America Patent
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Jul 16, 1991
Grant Date -
N/A
app pub date -
Jan 31, 1990
filing date -
Jan 31, 1990
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A coated article comprises a substantially continuous, moisture vapor permeable coating of hydrophobic polymer joined to one side of a sheet of microporous material comprises a matrix consisting essentially of linear ultrahigh molecular weight polyolefin, a large proportion of finely divided, water-insoluble siliceous filler, and interconnecting pores.
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