Energy-attenuating polyurethanes
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United States of America Patent
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Feb 2, 1988
Grant Date -
N/A
app pub date -
Jul 3, 1986
filing date -
Jul 3, 1986
priority date (Note) -
Expired
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Abstract
A non-liquid, energy-absorbing polyurethane is derived from the process which comprises reacting a mixture of linear and branched polyols, a polyisocyanate and, optionally, a blowing agent, under polyurethane-forming conditions at an isocyanate index of from about 65 to about 85.
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