PETROLEUM PROCESSING AND PETROCHEMICALS ›› 2023, Vol. 54 ›› Issue (10): 52-57.

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COMMERCIAL APPILICATION OF SOLID SUPERACID C5/C6 ISOMERIZATION TECHNOLOGY

  

  • Received:2023-03-08 Revised:2023-04-25 Online:2023-10-12 Published:2023-09-24
  • Contact: Yu ZhongWei E-mail:yuzw.ripp@sinopec.com

Abstract: The solid superacid C5/C6 isomerization technology developed by SINOPEC Research Institute of Petroleum Processing Co., Ltd. consists of Pt/SO42--ZrO2 catalyst RISO-C and its supporting unit technologies of start-up, reaction parameter optimization, feed pretreatment, catalyst regeneration, etc. The industrial applications showed that the whole set of technology had strong adaptability, which could be used in the revamped units or the newly constructed units, and also be combined with proper separation technologies to further improve the RON of isomerization product. The isomerate with RON ranging from 80 to 90 could be produced to meet the needs of different users, which was an important supporting technology for upgrading gasoline standard.

Key words: solid superacid, catalyst, C5/C6, isomerization, normal alkane