Method of purifying oleic acid
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United States of America Patent
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Jul 22, 1986
Grant Date -
N/A
app pub date -
Dec 2, 1985
filing date -
Jun 12, 1984
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method of producing a highly purified oleic acid is disclosed, which comprises the steps of: (a) separating and removing the resulting precipitated crystal after the cooling of a solution of oleic acid containing fatty acid mixture and urea in an organic solvent; (b) separating the resulting crystallized crystal after the partial saponification of the organic solvent solution; and (c) subjecting the crystal to an acid decomposition.
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