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The oxidation of hydrogen chloride and chlorine for the preparation of a catalyst and method for pre 发明授权

2023-04-03 4900 90K 0

专利信息

申请日期 2025-07-13 申请号 JP2013539118
公开(公告)号 JP5624221B2 公开(公告)日 2014-11-12
公开国别 JP 申请人省市代码 全国
申请人 One Hoa Chemical Group Company Limited513165023; One Hoa Chemical (Ning Bo) Company Limited513124318
简介 The present invention relates to a catalyst for producing chlorine by oxidation of hydrogen chloride and a method for preparing the same. The catalyst comprises a support and active ingredients that comprise 1-20 wt% of copper, 0.01-5 wt% of boron, 0.1-10 wt% of alkali metal element(s), 0.1-15 wt% of one or more rare earth elements, and 0-10 wt% of one or more elements selected from magnesium, calcium, barium, manganese, iron, nickel, cobalt, zinc, ruthenium or titanium based on the total weight of the catalyst. The catalyst is prepared by a two-step impregnation method. Comparing with the available catalysts of the same type, the catalyst according to the present invention has greatly improved conversion and stability.


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