Elimination of contaminants in wet natural rubber
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United States of America Patent
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Mar 12, 2019
Grant Date -
May 17, 2018
app pub date -
Apr 8, 2016
filing date -
Apr 10, 2015
priority date (Note) -
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Abstract
A method for preparation of decontaminated natural rubber is provided. The method is characterized in that it comprises a decontamination step in which wet natural rubber coagulum passes through a system comprising an extruder and a filter installed at the extruder outlet, the extruder comprising an axially symmetrical grooved sheath comprising in its thickness grooves opening on the inner surface of the sheath.
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