SAPO—11基催化剂对加氢裂化尾油异构脱蜡技术的研究

Study on the Isodewaxing Technology with SAPO-11 Zeolite Base Catalyst at Hydrocracking-Recycle Oil.

关键词:  SAPO－11 分子筛 异构脱蜡 加氢裂化 尾油 润滑油

Key words:  SAPO-11 zeolite,synthesis,isodewaxing process,hydrocracking recycle oil

摘要:

本文运用３升釜合成的ＳＡＰＯ－１１分子筛进行异构脱蜡技术的研究探索，通过对分子筛酸量和金属的自动选择，制备出具有稳定性，氢活化和氧再生性能良好的异构脱蜡催化剂，该催化剂可以较好地应用在加氢毛油的异构脱蜡制取高质量润滑油基础油过程中，在压力为６．０ＭＰａ的条件下产好地脱除尾油中的蜡含量，产品谂收率高，目的产物选择性好，润滑油基础油馏分溴价低，粘度高，氧化安全性能好。

Abstract:

This study describes the technology that hydrocracking recycle oil is isodewaxed with SAPO-11 zeolite base catalyst, which is synthesized in 3 litre kettle. Selecting the acidity of the zeolite and the metallic variety, an isodewaxing catalyst, with a goo