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Five LaHY zeolites with different grain sizes have been prepared, and their catalytic performances for olefin alkylation thiophenic sulfur (OATS) process have been investigated. With the grain size decreasing from 0.84 to 0.10μm, the conversion of thiophene and the content of dihexylthiophene in the products initially increase then decrease, however, the coke deposition decreases and the selectivity...
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