发明名称 EXHAUST GAS-PURIFYING CATALYST
摘要 Disclosed is an exhaust gas purifying catalyst achieving high exhaust gas purification efficiency. Specifically disclosed is an exhaust gas purifying catalyst (1) comprising a base (2), an oxygen storage layer (3) covering the base (2) and containing an oxygen storage material, and a catalyst layer (4) covering the oxygen storage layer (3) and containing palladium, rhodium and a carrier supporting them. The catalyst layer (4) has a higher noble metal density than the oxygen storage layer (3).
申请公布号 KR20090074043(A) 申请公布日期 2009.07.03
申请号 KR20097007817 申请日期 2007.10.16
申请人 CATALER CORPORATION 发明人 KITAMURA ICHIRO;HIRAI AKIMASA;TAKI KENICHI
分类号 B01J23/63;B01D53/94;B01J29/068;F01N3/10 主分类号 B01J23/63
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