Process for the manufacture of propanediol
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United States of America Patent
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Issued Date -
Aug 13, 2015
app pub date -
Sep 23, 2013
filing date -
Sep 26, 2012
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Abstract
A process for manufacturing 1,3-propanediol by reacting glycerol with hydrogen in the presence of a supported catalyst, the supported catalyst comprising at least one iridium compound and at least one rhenium compound, both compounds being supported on a zeolite, wherein the zeolite exhibits an MFI, a MEL, a BEA, a MOR, a FAU, a FER, a MWW, a CHA, a LTA, a ATO or a AEL framework type, and wherein the said zeolite is at least partially in the hydrogen form.
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