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    • 2. 发明公开
    • METHOD FOR REACTIVATING USED HYDROGENATION TREATMENT TITANIA CATALYST, AND REGENERATED HYDROGENATION TREATMENT TITANIA CATALYST
    • 方法用过的再生钛氧化物的加氢催化剂和氢化催化剂的二氧化钛的再活化
    • EP2875864A1
    • 2015-05-27
    • EP13819518.5
    • 2013-05-16
    • Chiyoda Corporation
    • INOUE, ShinichiWADA, YukitakaMUTOU, Akihiro
    • B01J38/48B01J27/19B01J27/28B01J38/12B01J38/52B01J38/68C10G45/08
    • B01J38/52B01J21/04B01J21/063B01J21/20B01J23/882B01J27/19B01J27/28B01J27/285B01J31/38B01J31/4053B01J38/02B01J38/12B01J38/48B01J38/50C10G45/04C10G2300/708
    • Provided is a method of reactivating a used titania catalyst for hydrogenation treatment, capable of improving the catalytic activity of the used titania catalyst for hydrogenation treatment that is obtained by supporting a catalyst component on a titania support and exhibits reduced catalytic activity after having been used for hydrogenation treatment of a hydrocarbon oil, to a level comparable to that of a newly prepared fresh titania catalyst before use. The method of reactivating a used titania catalyst for hydrogenation treatment, the used titania catalyst for hydrogenation treatment being obtained by supporting a catalyst component on a titania support and exhibiting reduced catalytic activity after having been used for hydrogenation treatment of a hydrocarbon oil, includes: a coke removal step of removing a carbonaceous component on a surface of the used catalyst by heating the catalyst in an oxygen-containing gas atmosphere; an impregnation step of impregnating the carbonaceous component-removed catalyst obtained by the coke removal step with a saccharide-containing solution; and a drying step of drying the saccharide-impregnated catalyst obtained by the impregnation step, to obtain a catalyst in which a saccharide is supported.
    • 提供被重新激活用于氢化处理用过的二氧化钛催化剂,能够提高使用的二氧化钛催化剂氢化处理的催化活性的并通过在二氧化钛载体和展品负载催化剂成分而得到的方法已经用于后催化活性降低 氢化处理的烃油,至与没有使用前新制备的新鲜二氧化钛催化剂的水平。 重新激活用于氢化处理用过的二氧化钛催化剂的方法中,用于加氢处理所使用的二氧化钛催化剂通过在二氧化钛载体负载催化剂组分和已经用于加氢处理烃油的后表现出降低的催化活性获得,包括:一 除去到含氧气体气氛中加热催化剂使用的催化剂的表面上的碳质成分的除焦步骤; 到浸渍通过用含糖溶液中除去焦炭步骤中获得的碳质成分-除去催化剂的浸渍步骤; 和干燥由所述浸渍步骤中获得的糖 - 浸渍的催化剂的干燥步骤,以获得其中的糖类被支承的催化剂。