发明名称 Exhaust gas purifying filter and method of manufacturing the same
摘要 The present invention provides an exhaust gas purifying filter that has an increased contact area, between a catalyst supported on the dividing walls of a honeycomb structural body and particulate matter deposited thereon, and can improve the capacity of the catalyst to oxidize the particulate matter, and a method of manufacturing the same. According to the present invention, the exhaust gas purifying filter 1 comprising the honeycomb structural body 10 made of ceramic and the catalyst 2 supported on the surface of the dividing walls 11 of the honeycomb structural body 10 has void ratio, of the dividing wall 11 of the honeycomb structural body 10 , in a range from 55 to 80%, and the proportion of surface pores is 20% or higher.
申请公布号 US2005163675(A1) 申请公布日期 2005.07.28
申请号 US20050087802 申请日期 2005.03.24
申请人 TOYOTA JIDOSHA KABUSHIKI KAISHA 发明人 NISHIMURA MAMORU;ISHIHARA MIKIO;OGURA YOSHITSUGU
分类号 B01D39/14;B01D39/00;B01D39/20;B01D46/00;B01D46/24;B01D53/94;B01J32/00;B01J35/04;B01J35/10;C04B38/00;C04B38/02;C04B38/04;F01N3/022;F01N3/035;(IPC1-7):B01J21/04;B01D53/34 主分类号 B01D39/14
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