Process for preparing esters plasticizers

The present invention refers to a method for producing high purity and low color ester plasticizers, which comprises esterification of polyols and aliphatic linear or branched saturated monocarboxylic acids having 4 to 10 carbon atoms in the presence of reactive activated carbons and a co-catalyst c...

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Bibliographic Details
Main Authors LIN, YUNG-SHANG, YANG, CHUNGI, DU, SHAW-MING
Format Patent
LanguageChinese
English
Published 01.03.2011
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
COMPOSITIONS BASED THEREON
METALLURGY
ORGANIC CHEMISTRY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Summary:The present invention refers to a method for producing high purity and low color ester plasticizers, which comprises esterification of polyols and aliphatic linear or branched saturated monocarboxylic acids having 4 to 10 carbon atoms in the presence of reactive activated carbons and a co-catalyst consisting of a phosphorus-containing polyprotic acid and an organometal compound.
Bibliography:Application Number: TW20090128802