镍基裂解汽油一段加氢催化剂的制备及性能
Petrochemical Technology & Application(2008)
Abstract
研制出了一种镍基裂解汽油一段加氢催化剂,表征了该催化剂的物化性质、表面酸性和活性金属分散度,考察了催化剂对裂解汽油中间馏分C6~C8和全馏分C5~C9的加氢性能,并与同类进口催化剂进行了对比。结果表明,所制备催化剂的孔径分布集中在10~20 nm,孔容为0.45 mL/g,表面酸强度和总酸量均低于HTC-200,活性金属分散度则高于HTC-200,其加氢稳定性能明显优于HTC-200。
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Key words
pore volumn,hydrogenation performance,pyrolysis gasoline,pore size distribution,nickel base,hydrogenation,catalyst
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