Pipe liner composition
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United States of America Patent
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Jan 31, 1995
Issued Date -
N/A
app pub date -
May 28, 1993
filing date -
Sep 3, 1991
priority date (Note) -
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status (Latency Note)
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Abstract
A polymeric pipe lining composition consisting of 100 parts by weight of polyvinyl chloride, 0.5 to 3.5 parts of stabilizer, 5 to 30 parts of plasticizer, 0.4 to 2.0 parts of internal lubricant or wax, and 0.4 to 2.0 parts of external lubricant or wax. The composition is especially useful for in situ lining of sewers.
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