Deposit control additives and fuel compositions containing them
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United States of America Patent
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-
Jun 23, 1981
Issued Date -
N/A
app pub date -
Jul 2, 1979
filing date -
Aug 8, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Fuel compositions for internal combustion engines are provided containing deposit control additives which maintain cleanliness of intake systems without contributing to combustion chamber deposits. The additives are hydrocarbylpoly(oxyalkylene) aminocarbamates comprising a hydrocarbyl-terminated poly(oxyalkylene) moiety composed of 2-5 carbon oxyalkylene units and one or more 9-30 carbon oxyalkylene groups. Certain additives also find use as dispersants in lubricating oils.
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