PRODUCTION METHOD FOR P-XYLENE
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United States of America Patent
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Jan 14, 2021
app pub date -
Mar 19, 2019
filing date -
Mar 30, 2018
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Abstract
A method for producing p-xylene, comprising: a dimerization step of bringing a first raw material comprising isobutene into contact with a dimerization catalyst to generate C8 components comprising diisobutylene; a cyclization step of bringing a second raw material comprising the C8 components into contact with a dehydrogenation catalyst comprising Pt in the presence of hydrogen to obtain a reaction product comprising p-xylene; and a collection step of collecting p-xylene from the reaction product.
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