Process for converting glycerin into propylene glycol
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United States of America Patent
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Mar 12, 2013
Grant Date -
Sep 13, 2012
app pub date -
Mar 12, 2012
filing date -
Mar 10, 2011
priority date (Note) -
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Abstract
A process to convert glycerin into propylene glycol and purifying the produced propylene glycol is described. The glycerin-based propylene glycol production requires only one process step compared to petroleum/natural gas-based propylene glycol production requires multiple process steps, and thus represents a cost savings.
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