Process for oxidation of alkyl aromatic compound to aromatic carboxylic acid

The present disclosure provides a process for oxidation of p-xylene to terephthalic acid. Recovery of fluid medium and valuable chemicals is carried out using p-xylene as fluid medium which is also the starting material. The recovered stream containing p-xylene, acetic acid and other valuable chemic...

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Bibliographic Details
Main Authors UPPARA, PARASU VEERA, PATIL, NITIN HARIBHAU, TERDALKAR, RAJESH RATNAKAR, SHANKARANARAYANAN, VIVEK, ADURI, PAVANKUMAR, JAIN, SURESH SHANTILAL
Format Patent
LanguageChinese
English
Published 01.09.2015
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
THEIR RELEVANT APPARATUS
TRANSPORTING
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Summary:The present disclosure provides a process for oxidation of p-xylene to terephthalic acid. Recovery of fluid medium and valuable chemicals is carried out using p-xylene as fluid medium which is also the starting material. The recovered stream containing p-xylene, acetic acid and other valuable chemicals is recycled to the oxidation step. The process disclosed in the present disclosure is energy efficient and cost effective.
Bibliography:Application Number: TW20154105754