Catalytic hydrogenation of nitrile rubber
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United States of America Patent
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Aug 31, 1993
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N/A
app pub date -
Sep 2, 1992
filing date -
Sep 2, 1992
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Abstract
An improved process is provided for the catalytic hydrogenation of nitrile rubber in solution in an organic medium using a ruthenium catalyst, the improvement being that the hydrogenation is undertaken in the presence of water and a selected inorganic additive whereby the molecular weight increase in the hydrogenation process is minimized and controlled.
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