Hydraulic cementitious compositions reinforced with fibers containing polyacrylonitrile
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United States of America Patent
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Sep 20, 1988
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N/A
app pub date -
Dec 18, 1986
filing date -
Dec 18, 1986
priority date (Note) -
Expired
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Abstract
A reinforced hydraulic cementitious composition containing a fibrous material comprising a homopolymer of acrylonitrile or a copolymer of acrylonitrile having a molar concentration of acrylonitrile monomer units in the range of from about 98 percent to about 100 percent which has a denier in the range of from about 1 to about 25 and a length of from about 0.15 inch to 1 inch.
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