Process for the production of trioxane from aqueous formaldehyde sources
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United States of America Patent
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Jan 17, 2017
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Nov 20, 2014
app pub date -
Nov 23, 2012
filing date -
Nov 24, 2011
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Abstract
The present invention relates to a process for producing cyclic acetal comprising i) preparing a liquid reaction mixture comprising a) a formaldehyde source, b) an aprotic compound and c) a catalyst; wherein the total amount of protic compounds is less than 40 wt.-%, based on the total weight of the reaction mixture; and ii) converting the formaldehyde source into cyclic acetals.
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