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WO2009060950A1 - 貴金属担持粉末の製造方法、貴金属担持粉末及び排気ガス浄化用触媒 - Google Patents

貴金属担持粉末の製造方法、貴金属担持粉末及び排気ガス浄化用触媒 Download PDF

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Publication number
WO2009060950A1
WO2009060950A1 PCT/JP2008/070336 JP2008070336W WO2009060950A1 WO 2009060950 A1 WO2009060950 A1 WO 2009060950A1 JP 2008070336 W JP2008070336 W JP 2008070336W WO 2009060950 A1 WO2009060950 A1 WO 2009060950A1
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WIPO (PCT)
Prior art keywords
noble metal
loaded powder
exhaust gas
gas purification
loaded
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Ceased
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PCT/JP2008/070336
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English (en)
French (fr)
Inventor
Fumihiro Uchikawa
Yoshiaki Hiramoto
Haruhiko Shibayama
Keita Manyu
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Nissan Motor Co Ltd
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Nissan Motor Co Ltd
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Publication date
Application filed by Nissan Motor Co Ltd filed Critical Nissan Motor Co Ltd
Priority to CN2008801147449A priority Critical patent/CN101848764B/zh
Priority to US12/740,445 priority patent/US8324127B2/en
Priority to EP08846710.5A priority patent/EP2213372B1/en
Publication of WO2009060950A1 publication Critical patent/WO2009060950A1/ja
Anticipated expiration legal-status Critical
Priority to US13/571,921 priority patent/US8518846B2/en
Ceased legal-status Critical Current

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    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
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  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)

Abstract

　本発明では、貴金属担持粉末粒子（３）とバインダー（４）とを液中で混合してスラリを形成し（ステップＳ１）、このスラリに振動を付加して貴金属担持粉末粒子（３）を分散させた後（ステップＳ２）、この貴金属担持粉末粒子（３）が分散した状態のままスラリを噴霧乾燥させることにより（ステップＳ３）、貴金属担持粉末（１）を製造する。このような方法で製造された貴金属担持粉末（１）には、排気ガスが流通する細孔が適切に形成されるため、排気ガス浄化性能を向上させることができる。
PCT/JP2008/070336 2007-11-08 2008-11-07 貴金属担持粉末の製造方法、貴金属担持粉末及び排気ガス浄化用触媒 Ceased WO2009060950A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN2008801147449A CN101848764B (zh) 2007-11-08 2008-11-07 贵金属负载粉末的制造方法、贵金属负载粉末以及废气净化用催化剂
US12/740,445 US8324127B2 (en) 2007-11-08 2008-11-07 Method of producing noble metal-supported powder, noble metal-supported powder and exhaust gas purifying catalyst
EP08846710.5A EP2213372B1 (en) 2007-11-08 2008-11-07 Method of producing noble metal-supported powder, noble metal-supported powder and exhaust gas purifying catalyst
US13/571,921 US8518846B2 (en) 2007-11-08 2012-08-10 Method of producing noble metal-supported powder, noble metal-supported powder and exhaust gas purifying catalyst

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2007-290743 2007-11-08
JP2007290743 2007-11-08
JP2008-283480 2008-11-04
JP2008283480A JP4888470B2 (ja) 2007-11-08 2008-11-04 貴金属担持粉末の製造方法及び排気ガス浄化用触媒

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US12/740,445 A-371-Of-International US8324127B2 (en) 2007-11-08 2008-11-07 Method of producing noble metal-supported powder, noble metal-supported powder and exhaust gas purifying catalyst
US13/571,921 Division US8518846B2 (en) 2007-11-08 2012-08-10 Method of producing noble metal-supported powder, noble metal-supported powder and exhaust gas purifying catalyst

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Publication Number Publication Date
WO2009060950A1 true WO2009060950A1 (ja) 2009-05-14

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PCT/JP2008/070336 Ceased WO2009060950A1 (ja) 2007-11-08 2008-11-07 貴金属担持粉末の製造方法、貴金属担持粉末及び排気ガス浄化用触媒

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Country Link
US (2) US8324127B2 (ja)
EP (1) EP2213372B1 (ja)
JP (1) JP4888470B2 (ja)
CN (2) CN101848764B (ja)
WO (1) WO2009060950A1 (ja)

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CN106470752A (zh) 2014-03-21 2017-03-01 Sdc材料公司 用于被动nox吸附(pna)系统的组合物
JP6426650B2 (ja) * 2016-04-12 2018-11-21 トヨタ自動車株式会社 排ガス浄化用触媒
US10744496B2 (en) * 2016-07-22 2020-08-18 Johnson Matthey Public Limited Company Catalyst binders for filter substrates
KR102347073B1 (ko) * 2017-03-06 2022-01-05 현대자동차주식회사 Voc의 영향이 감소된 고체전해질형 이산화탄소 센서
JP6360606B1 (ja) * 2017-09-22 2018-07-18 エヌ・イーケムキャット株式会社 ＮＯｘ吸着材料及びその製造方法、並びにこれらを用いたＮＯｘ吸着部材及び自動車排ガス用触媒
JP2021155784A (ja) * 2020-03-26 2021-10-07 トヨタ紡織株式会社 金属ナノ粒子の製造方法、膜電極接合体の製造方法、及び固体高分子形燃料電池の製造方法
CN114797851A (zh) * 2022-04-01 2022-07-29 中自环保科技股份有限公司 一种高co净化性能催化剂的制备方法及其催化剂

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EP2213372B1 (en) 2020-03-25
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US20120302430A1 (en) 2012-11-29
US20100261602A1 (en) 2010-10-14
CN101848764A (zh) 2010-09-29
JP2009131839A (ja) 2009-06-18
EP2213372A1 (en) 2010-08-04
CN103272587A (zh) 2013-09-04
JP4888470B2 (ja) 2012-02-29
EP2213372A4 (en) 2014-07-23
US8324127B2 (en) 2012-12-04

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