Olefin polymer pour point depressants
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United States of America Patent
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Feb 23, 1993
Grant Date -
N/A
app pub date -
Feb 6, 1991
filing date -
Feb 6, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A pour point depressant for lubricating oils comprises an olefin copolymer which contains alkyl side chains having carbon atoms, wherein the average side chain length in the copolymer is 10.5 to 12.0.
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