Coating composition
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United States of America Patent
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-
Apr 13, 2004
Grant Date -
Jan 31, 2002
app pub date -
Jun 6, 2001
filing date -
Jun 12, 2000
priority date (Note) -
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status (Latency Note)
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Abstract
1. A coating composition to form a coating layer or film of a hydrophilic polyurethane resin having a moisture permeability and being substantially non-porous, which comprises, as an essential component, an isocyanate group-containing prepolymer obtainable by reacting diphenylmethane diisocyanate with the following polyoxyalkylene polyol: A polyoxyalkylene polyol which contains at least 60 wt % of a polyoxyethylene polyol having at least three hydroxyl groups and having an oxyethylene group-content of at least 10 wt %, satisfies 3.0
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