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乙烯工业副产物裂解汽油是芳烃抽提的重要原料,加氢精制是处理裂解汽油最有效、最经济的方法。文章主要介绍了裂解汽油一段加氢钯系、镍系催化剂的研究进展,同时指出裂解汽油一段加氢催化剂在工业应用上存在的问题。
Ethylene industrial by-product pyrolysis gasoline is an important raw material for the extraction of aromatic hydrocarbons. Hydrotreating is the most effective and economical method for treating pyrolysis gasoline. The article mainly introduces the research progress of a hydrogenation palladium series and nickel series catalysts for pyrolysis gasoline, and points out the problems in the industrial application of a hydrogenation catalyst of pyrolysis gasoline.