Method of reclaiming rubber
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United States of America Patent
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-
Apr 1, 1986
Issued Date -
N/A
app pub date -
Oct 18, 1984
filing date -
Sep 10, 1981
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Rubber crumb is subjected to direct reclaiming by being mixed with a plasticizer and optionally also a peptizer and, under agitation and supply of a gas atmosphere with controlled oxygen content and at a temperature of 130.degree.-200.degree. C., heated at substantially atmospheric pressure to cause the rubber particles to react with oxygen and absorb .ltoreq.10, preferably 0.5-5 liters of O.sub.2 /kg of rubber particles.
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