Dimensionally stable polyurethane foam
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United States of America Patent
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-
May 6, 1980
Issued Date -
N/A
app pub date -
Nov 24, 1978
filing date -
Nov 25, 1977
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention disclosed relates to hydrophilic polyurethane foam which exhibits improved tensile and tear properties and reduced shrinkage upon drying as a result of incorporation of substantially hydrophilic reinforcing fibers formed from homopolymers and copolymers of polyvinyl alcohol. The reinforced foams also exhibit reduced swelling upon contact with water.
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Cited Art Landscape
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