发明授权
- 专利标题: Poisoning resistant catalyst for exhaust gas converters
- 专利标题(中): 废气转化器耐中毒催化剂
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申请号: US340434申请日: 1994-11-14
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公开(公告)号: US5811064A公开(公告)日: 1998-09-22
- 发明人: Takao Kojima , Ken Minoha , Masaru Yamano
- 申请人: Takao Kojima , Ken Minoha , Masaru Yamano
- 申请人地址: JPX Aichi
- 专利权人: NGK Spark Plug Co., Ltd.
- 当前专利权人: NGK Spark Plug Co., Ltd.
- 当前专利权人地址: JPX Aichi
- 优先权: JPX2-5672 19900112; JPX2-208373 19900806
- 主分类号: B01D53/94
- IPC分类号: B01D53/94 ; B01D53/86 ; B01J23/40 ; B01J23/58 ; B01J33/00 ; B01J35/04 ; B01J37/02 ; C10L1/12 ; C10L1/188 ; C10L1/30 ; C10L10/02 ; C10L10/06 ; F01N3/20 ; B01D53/34
摘要:
A poisoning-resistant catalyst for a catalytic converter, includes a support, a noble metal catalytic component deposited on the support, and a poisoning-preventive layer formed on the side of the catalytic component exposed to an exhaust gas, said poisoning-preventive layer having a compound containing at least one element selected from the Group IIa elements of the periodic table.
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