Title:
EXHAUST GAS PURIFYING CATALYST AND PRODUCTION METHOD FOR SAME
Document Type and Number:
WIPO Patent Application WO/2012/005235
Kind Code:
A1
Abstract:
Disclosed are: an exhaust gas purifying catalyst that includes barium hexaaluminate that supports palladium and barium, and wherein the amount of palladium supported is 0.2-3.5% by mass when converted to PD metal mass and the amount of barium supported is 1-20% by mass when converted to BaO mass, based on the barium hexaaluminate mass, and the molar ratio between amount of barium supported and the amount of palladium supported is Ba/Pd = 0.5-10/1; an exhaust purifying catalyst structure formed by a catalyst support body made from a ceramic or metal material and a layer supported by said catalyst support body and with the exhaust gas purifying catalyst as the main component thereof; and a production method for same.
Inventors:
NAKAHARA, Yuunosuke (MITSUI MINING & SMELTING CO. LTD. 1013-1, Ageoshimo, Ageo-sh, Saitama 25, 〒3620025, JP)
中原 祐之輔 (〒25 埼玉県上尾市上尾下１０１３－１ 三井金属鉱業株式会社 触媒事業部内 Saitama, 〒3620025, JP)
中原 祐之輔 (〒25 埼玉県上尾市上尾下１０１３－１ 三井金属鉱業株式会社 触媒事業部内 Saitama, 〒3620025, JP)
Application Number:
JP2011/065331
Publication Date:
January 12, 2012
Filing Date:
July 05, 2011
Export Citation:
Assignee:
MITSUI MINING & SMELTING CO., LTD. (1-11-1, Osaki Shinagawa-k, Tokyo 84, 〒1418584, JP)
三井金属鉱業株式会社 (〒84 東京都品川区大崎一丁目１１番１号 Tokyo, 〒1418584, JP)
NAKAHARA, Yuunosuke (MITSUI MINING & SMELTING CO. LTD. 1013-1, Ageoshimo, Ageo-sh, Saitama 25, 〒3620025, JP)
三井金属鉱業株式会社 (〒84 東京都品川区大崎一丁目１１番１号 Tokyo, 〒1418584, JP)
NAKAHARA, Yuunosuke (MITSUI MINING & SMELTING CO. LTD. 1013-1, Ageoshimo, Ageo-sh, Saitama 25, 〒3620025, JP)
International Classes:
B01J23/58; B01D53/94
Attorney, Agent or Firm:
KURIHARA, Hiroyuki et al. (Kurihara International Patent Office, Iwasaki Bldg. 6F 3-15, Hiroo 1-chome, Shibuya-k, Tokyo 12, 〒1500012, JP)
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Claims: