Process for flexible cellular material preparation
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United States of America Patent
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Aug 13, 2002
Grant Date -
N/A
app pub date -
Jan 19, 1999
filing date -
Jan 16, 1998
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A flexible cellular material can be made by extruding a composition containing a polyurethane prepolymer, where the prepolymer has end groups selected from the group consisting of isocyanate end groups and trialkoxysilyl end groups, and the prepolymer is self-crosslinkable with moisture. The flexible cellular material has an expanded or foamed polymer matrix.
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