A new separation technique - Distillative crystallization

Lie Ding Shiau*, Keng Fu Liu

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

A new separation technique, distillative crystallization, used to purify styrene (ST) from the mixture consisting of styrene (ST), ethylbenzene (EB), p-xylene (PX), m-xylene (MX) and o-xylene (OX) is presented. DC combines distillation and crystallization to separate the mixtures with the close boiling temperatures. The purity of ST can be purified from 0.85 to 0.98 or from 0.90 to 0.99 in the mixture consisting of ST, EB, PX, MX and OX. Thus, DC provides an efficient separation method to separate ST from the mixture consisting of ST and the mixed xylenes. The recovery rate of ST in the experiments can be greatly improved by adjusting the operating temperature and pressure during the DC process. This is an abstract of a paper presented at the 2010 Spring National Meeting (San Antonio, TX, 3/21-25/2010).

Original languageEnglish
Title of host publication10AIChE - 2010 AIChE Spring Meeting and 6th Global Congress on Process Safety
StatePublished - 2010
Event2010 AIChE Spring Meeting and 6th Global Congress on Process Safety, 10AIChE - San Antonio, TX, United States
Duration: 21 03 201025 03 2010

Publication series

Name10AIChE - 2010 AIChE Spring Meeting and 6th Global Congress on Process Safety

Conference

Conference2010 AIChE Spring Meeting and 6th Global Congress on Process Safety, 10AIChE
Country/TerritoryUnited States
CitySan Antonio, TX
Period21/03/1025/03/10

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