PROCESS IMPROVEMENT TO PRODUCE LOW COLOR TRIMETHYLOLPROPANE

PROBLEM TO BE SOLVED: To provide a method for acquiring crude trimethylolpropane (TMP) of low reacted color. SOLUTION: TMP is generally produced by the condensation of n-butylaldehyde and formaldehyde in an alkali solution. The mixture is then concentrated and placed through an extractor. High conce...

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Hauptverfasser: SUPPLEE CAROLYN, LAUREL RODOLFO W, SEAMAN GEORGE C
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creator SUPPLEE CAROLYN
LAUREL RODOLFO W
SEAMAN GEORGE C
description PROBLEM TO BE SOLVED: To provide a method for acquiring crude trimethylolpropane (TMP) of low reacted color. SOLUTION: TMP is generally produced by the condensation of n-butylaldehyde and formaldehyde in an alkali solution. The mixture is then concentrated and placed through an extractor. High concentration of low color TMP is present in the extractor and may be obtained by taking a slip stream of hot organic/water/TMP from the extractor and allowing the mixture to cool and phase separate. Upon separation of the phases, TMP generally having an acid wash color of about 5 GU or less is recovered from the water phase. COPYRIGHT: (C)2010,JPO&INPIT
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subjects ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
title PROCESS IMPROVEMENT TO PRODUCE LOW COLOR TRIMETHYLOLPROPANE
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