Medium density chlorinated polyvinyl chloride foam and process for preparing
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United States of America Patent
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Feb 19, 2002
Issued Date -
N/A
app pub date -
Sep 30, 1996
filing date -
Dec 29, 1995
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention relates to a medium density chlorinated polyvinyl chloride foam and the method of preparing such a foam. The foam having a specific gravity in the range of about 0.3 to about 1.5 comprises chlorinated polyvinyl chloride, a nitrogen containing decomposition type blowing agent, a tin stabilizer, a costabilizer and a high molecular weight process aid.
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Cited Art Landscape
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