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Zirconium, cerium, except at least 1 kinds of rare earth element, and silicon oxide composition a 发明申请

2023-08-02 2870 235K 0

专利信息

申请日期 2025-07-08 申请号 JP2014503132
公开(公告)号 JP2014515698A 公开(公告)日 2014-07-03
公开国别 JP 申请人省市代码 全国
申请人 Rodeia Operashiyon508183151
简介 The composition according to the invention is based on zirconium oxide, cerium oxide and at least one oxide of a rare earth other than cerium, in a proportion, by weight, of zirconium oxide of at least 5% and of cerium oxide of at most 90%, and it is characterized in that it additionally comprises silicon oxide in an amount, by weight, of between 0.1% and 2%. This composition may be used in catalysis, in particular in systems for treating the exhaust gases of internal combustion engines.


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