JP6957523B2 - コア/シェル触媒粒子および製作方法 - Google Patents

コア/シェル触媒粒子および製作方法 Download PDF

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JP6957523B2
JP6957523B2 JP2018562074A JP2018562074A JP6957523B2 JP 6957523 B2 JP6957523 B2 JP 6957523B2 JP 2018562074 A JP2018562074 A JP 2018562074A JP 2018562074 A JP2018562074 A JP 2018562074A JP 6957523 B2 JP6957523 B2 JP 6957523B2
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shell
catalyst
particles
automotive
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JP2019523699A (ja
JP2019523699A5 (enExample
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ディーバ,マイケル
ルオ,ティアン
クー,ユンロン
リョン,エミ
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ビーエーエスエフ コーポレーション
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Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118847087A (zh) * 2016-01-06 2024-10-29 巴斯夫公司 包含铂族金属纳米粒子的柴油机氧化催化剂
US10427137B2 (en) * 2017-02-27 2019-10-01 Ut-Battelle, Llc Exhaust treatment catalysts with enhanced hydrothermal stability and low-temperature activity
CN112118907B (zh) * 2018-05-17 2023-05-12 东京滤器株式会社 排气净化催化剂
US10919026B2 (en) * 2018-08-07 2021-02-16 GM Global Technology Operations LLC Methods for preparing catalyst systems
US10695749B2 (en) * 2018-08-07 2020-06-30 GM Global Technology Operations LLC Sinter-resistant catalyst systems
CN112912173A (zh) * 2018-08-27 2021-06-04 巴斯夫公司 贱金属掺杂的氧化锆催化剂载体材料
US11309538B2 (en) * 2018-10-06 2022-04-19 University Of Tehran Porous wire-in-tube structures
KR102979115B1 (ko) 2018-12-13 2026-06-19 바스프 모바일 에미션스 카탈리스츠 엘엘씨 층상 삼원 전환(twc) 촉매 및 촉매 제조 방법
CN113272044A (zh) * 2018-12-19 2021-08-17 巴斯夫公司 层状催化剂组合物和催化制品以及其制造和使用方法
CN109647414B (zh) * 2019-01-25 2021-12-07 郑州大学 NiO-ZnO球链状纳米材料及其制备方法和应用
US20220258141A1 (en) * 2019-05-09 2022-08-18 Basf Corporation Selective catalytic reduction catalyst comprising copper carbonate
CN110132502B (zh) * 2019-05-22 2021-05-25 北京航天试验技术研究所 一种能够通过颜色变化指示氢气存在的活性材料
JP7184707B2 (ja) * 2019-06-18 2022-12-06 日本碍子株式会社 ハニカム構造体、電気加熱式ハニカム構造体、電気加熱式担体及び排気ガス浄化装置
EP3782727A1 (de) * 2019-08-20 2021-02-24 Umicore Ag & Co. Kg Katalysator zur reduzierung von ammoniak-emissionen
KR102218996B1 (ko) * 2019-09-23 2021-02-22 희성촉매 주식회사 지지체에 망간이 도핑된 산화 촉매조성물
CN110756213B (zh) * 2019-11-07 2022-08-26 中国科学院上海高等研究院 一种氮化铝基催化剂、制备方法及应用
KR102309096B1 (ko) 2019-11-27 2021-10-07 한국화학연구원 암모니아와 아산화질소의 배출을 동시에 억제하는 촉매
CN111097410B (zh) * 2019-12-06 2021-11-19 福州大学化肥催化剂国家工程研究中心 一种钌系氨合成催化剂及其制备方法与应用
KR102226766B1 (ko) 2020-06-15 2021-03-11 주식회사 제이치물산 배기가스 정화용 세라믹 필터 제조방법 및 이에 의해 제조된 세라믹 필터
JP6986116B1 (ja) * 2020-06-30 2021-12-22 株式会社キャタラー 排ガス浄化用触媒
BR112023004163A2 (pt) * 2020-09-08 2023-04-04 Basf Corp Sistema para tratar uma corrente de gases de escape de um motor à gasolina, método de tratamento de uma corrente de gases de escape de um motor à gasolina e método para reduzir um nível
JP7307710B2 (ja) * 2020-09-18 2023-07-12 株式会社豊田中央研究所 コアシェル型酸素吸放出材料、その製造方法、それを用いた排ガス浄化用触媒及び排ガス浄化方法
CN112121790A (zh) * 2020-10-22 2020-12-25 福建省宇诚环保科技有限公司 核壳结构型锰系催化剂及其制备方法
KR20230098329A (ko) * 2021-01-08 2023-07-03 존슨 맛쎄이 퍼블릭 리미티드 컴파니 방법 및 조성물
JP7238211B2 (ja) * 2021-01-21 2023-03-13 株式会社キャタラー 排ガス浄化触媒用粒子
US12390795B2 (en) * 2021-03-19 2025-08-19 Johnson Matthey Public Limited Company Preparation of supported metal nanoparticles using polyamine for three-way catalysis application
CN113231062B (zh) * 2021-05-08 2023-03-31 无锡威孚环保催化剂有限公司 一种含Pt汽油车三效催化剂及其制备方法
WO2023052741A1 (en) 2021-09-30 2023-04-06 Johnson Matthey Public Limited Company Method of manufacturing catalyst intermediate
EP4173702A1 (en) * 2021-10-26 2023-05-03 Johnson Matthey Public Limited Company Polymaleic acid assisted metal nanoparticle synthesis for three-way catalysis application
US12005427B2 (en) 2021-11-10 2024-06-11 Industrial Technology Research Institute Catalyst for methanation reaction and method for preparing methane
CN114602503A (zh) * 2022-03-27 2022-06-10 山东亮剑环保新材料有限公司 一种球状颗粒VOCs催化剂及其制备方法
CN117772212B (zh) * 2022-09-17 2026-08-07 中国石油化工股份有限公司 一种石油树脂加氢催化剂及其制备方法与应用
CN120208662B (zh) * 2025-05-27 2025-09-23 中国科学院兰州化学物理研究所 一种用于高温润滑材料的氧化铝包覆二氧化钛核壳微米粉体的制备方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3858625B2 (ja) * 2000-07-27 2006-12-20 株式会社豊田中央研究所 複合酸化物とその製造方法及び排ガス浄化用触媒とその製造方法
EP1736241B1 (en) * 2004-03-11 2012-10-03 Cataler Corporation Exhaust gas-purifying catalyst
JP4165441B2 (ja) * 2004-04-27 2008-10-15 トヨタ自動車株式会社 排ガス浄化触媒の製造方法
JP4165442B2 (ja) * 2004-04-27 2008-10-15 トヨタ自動車株式会社 金属酸化物粒子及びその製造方法、並びに排ガス浄化触媒
US20070197373A1 (en) * 2005-04-27 2007-08-23 Toyota Jidosha Kabushiki Kaisha Zirconia core particles coated with ceria particles, production process thereof and exhaust gas purifying catalyst
JP2007268460A (ja) * 2006-03-31 2007-10-18 Toyota Motor Corp 金属酸化物触媒担体粒子、及び排ガス浄化触媒
JP2009045545A (ja) * 2007-08-20 2009-03-05 Denso Corp 触媒構造体及びそれを用いた触媒体
US9539543B2 (en) * 2009-01-29 2017-01-10 Basf Corporation Mechanically fused materials for pollution abatement in mobile and stationary sources
US8557204B2 (en) * 2010-11-22 2013-10-15 Umicore Ag & Co. Kg Three-way catalyst having an upstream single-layer catalyst
EP2758168B2 (en) * 2011-09-23 2022-11-16 Basf Se Diesel oxidation catalyst with layered structure containing ceria composition as palladium support material for enhanced hc and co gas conversion
GB2497597A (en) * 2011-12-12 2013-06-19 Johnson Matthey Plc A Catalysed Substrate Monolith with Two Wash-Coats
JP5987518B2 (ja) * 2012-07-17 2016-09-07 日産自動車株式会社 排ガス浄化触媒
US8835346B2 (en) * 2012-07-27 2014-09-16 Basf Corporation Catalyst materials
US9156025B2 (en) * 2012-11-21 2015-10-13 SDCmaterials, Inc. Three-way catalytic converter using nanoparticles
CN103212413B (zh) * 2013-03-29 2015-07-22 北京工业大学 一种热稳定核壳结构纳米三效催化剂及其制备方法

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