Forming material
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United States of America Patent
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N/A
Issued Date -
Nov 7, 2002
app pub date -
Jan 4, 2002
filing date -
Jan 5, 2001
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
This invention provides a forming material which is cured within a short period by a small amount of water, has a molding property necessary for forming and has a sufficient fixing function. In a forming material 4 where a granulated material 1 coated with a moisture-curable urethane prepolymer 2 is tightly sealed with a water-permeable material 3 having smaller openings than the size of the granulated material, the moisture-curable urethane prepolymer 2 is a polyurethane prepolymer comprising polyisocyanate and a polyol and the polyisocyanate NCO % contained therein is made 1-5% by weight.
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