Exploratory study on upgrading 1-butene using spent FCC catalyst/additive under simulated conditions of FCCU's stripper

Yong Lu, Ming Yuan He, Xing Tian Shu, Bao Ning Zong

Research output: Contribution to journalArticlepeer-review

15 Scopus citations

Abstract

A novel method for upgrading n-butene into more useful propylene, iso-butene, iso-butane even gasoline using spent fluid catalytic cracking (FCC) catalysts/additives in the stripper part of fluid catalytic cracking unit (FCCU) has been proposed. The simulative tests were carried out on a widely used MAT equipment, using 1-butene as feed. High temperature and low space velocity favor the formation of propylene, iso-butene and iso-butane. The presence of MFI additives promotes propylene and iso-butene but suppresses iso-butane formation.

Original languageEnglish
Pages (from-to)345-347
Number of pages3
JournalApplied Catalysis A: General
Volume255
Issue number2
DOIs
StatePublished - 8 Dec 2003

Keywords

  • Butene
  • FCC catalyst/additive
  • Propylene
  • Stripper
  • iso-Butane

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