Copolymers from acrylate dicarboxylic compounds and diisobutylene as oil additives
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United States of America Patent
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Nov 16, 1982
Grant Date -
N/A
app pub date -
Dec 15, 1980
filing date -
Dec 13, 1979
priority date (Note) -
Expired
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Abstract
Copolymers comprising acrylic ester units, dicarboxylic compounds units and diisobutylene units and whose average molecular weight by number is from 500 to 250,000 are useful for improving the cold-flow properties of lube oils and other hydrocarbon oils such as diesel oil, heavy fuel oil, residual fuel oil and crude petroleum.
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