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1. 发明专利

JP2007136419A Exhaust gas purification catalyst 有权
标题翻译：排气净化催化剂
公开(公告)号：JP2007136419A
公开(公告)日：2007-06-07
申请号：JP2005337070
申请日：2005-11-22
申请人： Mazda Motor Corp , Toda Kogyo Corp , マツダ株式会社 , 戸田工業株式会社
发明人： MIYOSHI SEIJI , YAMADA KEIJI , IWAKUNI HIDEJI , HARADA KOICHIRO , MINOSHIMA KOJI , TAKAMI AKIHIDE , HONDA TOMOHIRO , URAI TOMOAKI , FUJIMOTO RYOTA
IPC分类号： B01J23/63 , B01D53/94 , B01J23/58 , F01N3/08 , F01N3/10 , F01N3/28
CPC分类号： B01J23/10 , B01D53/945 , B01D2255/407 , B01D2255/908 , B01D2255/91 , B01J23/002 , B01J23/63 , B01J35/04 , B01J35/08 , B01J37/0045 , B01J37/343 , B01J2523/00 , Y02T10/22 , B01J2523/3712 , B01J2523/48
摘要： PROBLEM TO BE SOLVED: To improve the light-off performance and durability of an exhaust gas purification catalyst. SOLUTION: An exhaust gas purification catalyst includes an oxygen storage material consisting of double oxide containing cerium and zirconium and has a catalytic metal carried on the oxygen storage material, wherein the oxygen storage material is in the form of hollow secondary particles in each of which primary particles of an average particle size of less than 10 nm cohere to form a shell. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提高废气净化催化剂的起燃性能和耐久性。解决方案：废气净化催化剂包括由含有铈和锆的双氧化物组成的储氧材料，并且具有承载在储氧材料上的催化金属，其中每个储氧材料为中空二次颗粒的形式其中平均粒度小于10nm的初级粒子形成壳。版权所有（C）2007，JPO＆INPIT

2. 发明专利

JP2015047517A 排気ガス浄化用触媒及びその製造方法审中-公开
标题翻译：用于排气净化的催化剂及其生产方法
公开(公告)号：JP2015047517A
公开(公告)日：2015-03-16
申请号：JP2013178471
申请日：2013-08-29
申请人：マツダ株式会社 , Mazda Motor Corp
发明人： BABA YOSHI , HARADA KOICHIRO , YAMADA KEIJI , SHIGETSU MASAHIKO , TAKAMI AKIHIDE
IPC分类号： B01J23/63 , B01D53/94 , B01J29/068 , B01J35/04 , B01J37/04 , F01N3/023 , F01N3/035 , F01N3/10
CPC分类号： B01J23/63 , B01D53/94 , B01D53/944 , B01D53/9477 , B01D2255/1021 , B01D2255/1025 , B01D2255/2063 , B01D2255/2065 , B01D2255/2066 , B01D2255/2068 , B01D2255/20715 , B01D2255/2092 , B01D2255/40 , B01D2255/908 , B01D2258/012 , B01J23/42 , B01J23/464 , B01J29/068 , B01J35/0006 , B01J35/002 , B01J35/04 , B01J35/1061 , B01J35/1066 , B01J37/04 , B01J2523/00 , F01N3/023 , F01N3/035 , F01N3/10 , F01N3/2803 , F01N2330/00 , B01J2523/3712 , B01J2523/3725 , B01J2523/48 , B01J2523/3718
摘要：【課題】PMの燃焼効率を向上でき、背圧の上昇、フィルタの目詰まり及び燃費の悪化を防止できる排気ガス浄化用触媒を得る。【解決手段】排気ガス浄化用触媒は、エンジンの排気ガス通路に配設され、担体基材21上に触媒層22が設けられており、触媒層22は、成分が異なる複数種のγ−アルミナ23,24と、複数種のγ−アルミナに担持されたPt25とを含む。【選択図】図2
摘要翻译：要解决的问题：提供一种能够提高PM的燃烧效率并防止背压升高，过滤器堵塞和燃料消耗劣化的排气净化用催化剂。解决方案：排气净化用催化剂发动机的排气通路，在载体基板21上具有催化剂层22，催化剂层22含有多种不同成分的γ氧化铝23,24，多种γ- 氧化铝。

3. 发明专利

JP2014117679A Catalyst attached particulate filter 有权
标题翻译：催化剂附着颗粒过滤器
公开(公告)号：JP2014117679A
公开(公告)日：2014-06-30
申请号：JP2012276051
申请日：2012-12-18
申请人： Mazda Motor Corp , マツダ株式会社
发明人： BABA YOSHI , HARADA KOICHIRO , YAMADA KEIJI , SHIGETSU MASAHIKO , TAKAMI AKIHIDE
IPC分类号： B01J23/63 , B01D53/94 , B01J35/04 , F01N3/023 , F01N3/035 , F01N3/10
摘要： PROBLEM TO BE SOLVED: To provide a particulate filter that allows an efficient promotion of burning of PM, deposited on the particulate filter.SOLUTION: The catalyst layer 22 provided on the exhaust gas passage wall 21 of the particulate filter comprises PdPt supporting composite particles that are composite particles in which ZrCe-based complex oxides 23 comprising zirconium (Zr) and cerium (Ce) are supported on active alumina particles 24, and are supporting, as catalyst metal, palladium (Pd) 25 and platinum (Pt) 26.
摘要翻译：要解决的问题：提供一种微粒过滤器，其能够有效地促进沉积在颗粒过滤器上的PM的燃烧。解决方案：设置在颗粒过滤器的废气通道壁21上的催化剂层22包括PdPt支持的复合颗粒，是其中包含锆（Zr）和铈（Ce）的ZrCe基复合氧化物23负载在活性氧化铝颗粒24上并且作为催化剂金属担载钯（Pd）25和铂（Pt）26的复合颗粒。

4. 发明专利

JP2014100662A Particulate filter with catalyst 有权
标题翻译：带催化剂的颗粒过滤器
公开(公告)号：JP2014100662A
公开(公告)日：2014-06-05
申请号：JP2012254461
申请日：2012-11-20
申请人： Mazda Motor Corp , マツダ株式会社
发明人： HARADA KOICHIRO , BABA YOSHI , YAMADA KEIJI , SHIGETSU MASAHIKO , TAKAMI AKIHIDE
IPC分类号： B01J23/63 , B01D39/20 , B01D53/94 , F01N3/023 , F01N3/035
摘要： PROBLEM TO BE SOLVED: To efficiently promote combustion of a particulate (PM) deposited on a particulate filter.SOLUTION: A catalyst layer 17 is provided on an exhaust gas passage wall 15 of a filter for collecting a PM in exhaust gas. The catalyst layer 17 contains Pd 24, Pt 26 and Rh 27 as catalyst metals and oxide support materials 23, 25 and 28 for supporting the catalyst metals.
摘要翻译：要解决的问题：有效地促进沉积在颗粒过滤器上的颗粒（PM）的燃烧。解决方案：催化剂层17设置在用于收集废气中的PM的过滤器的废气通道壁15上。催化剂层17含有作为催化剂金属的Pd 24，Pt 26和Rh 27以及用于负载催化剂金属的氧化物载体材料23,25和28。

5. 发明专利

JP2014100661A Particulate filter with catalyst 有权
标题翻译：带催化剂的颗粒过滤器
公开(公告)号：JP2014100661A
公开(公告)日：2014-06-05
申请号：JP2012254458
申请日：2012-11-20
申请人： Mazda Motor Corp , マツダ株式会社
发明人： HARADA KOICHIRO , BABA YOSHI , YAMADA KEIJI , SHIGETSU MASAHIKO , TAKAMI AKIHIDE
IPC分类号： B01D53/94 , B01D53/86 , B01J23/63 , B01J37/04 , F01N3/023 , F01N3/035 , F01N3/10
摘要： PROBLEM TO BE SOLVED: To efficiently advance burning of PM deposited on a particulate (PM) filter.SOLUTION: A catalyst layer 17 is disposed on an exhaust gas passage wall 15 of a filter that collects PM in exhaust gas. The catalyst layer 17 contains Pd-carried Zr-based complex oxide in which Pd 24 is carried as catalyst metal on Ce-noncontaining Zr-based complex oxide 23 containing Zr and a rare earth element other than Ce.
摘要翻译：要解决的问题：有效地提高沉积在颗粒（PM）过滤器上的PM的燃烧。解决方案：催化剂层17设置在收集废气中的PM的过滤器的废气通道壁15上。催化剂层17含有Pd载带的Zr基复合氧化物，其中Pd 24作为催化剂金属载持在不含Ce的不含Zr的Zr基复合氧化物23和Ce以外的稀土元素。

6. 发明专利

JP2013154309A Exhaust gas component purifying catalyst material, and particulate filter having catalyst material provided with same 有权
标题翻译：废气组分纯化催化剂材料和具有催化剂材料的颗粒过滤器
公开(公告)号：JP2013154309A
公开(公告)日：2013-08-15
申请号：JP2012017635
申请日：2012-01-31
申请人： Mazda Motor Corp , マツダ株式会社
发明人： YAMADA KEIJI , BABA YOSHI , HARADA KOICHIRO , SHIGETSU MASAHIKO , TAKAMI AKIHIDE
IPC分类号： B01J23/10 , B01D53/94 , F01N3/023 , F01N3/035 , F01N3/10
CPC分类号： B01J23/10 , B01D53/944 , B01D2255/2063 , B01D2255/2066 , B01D2255/2068 , B01D2255/20715 , B01D2255/40 , B01D2255/908 , B01D2255/9202 , B01J23/002 , B01J35/002 , B01J35/04 , B01J2523/00 , F01N3/035 , B01J2523/3706 , B01J2523/3725 , B01J2523/48
摘要： PROBLEM TO BE SOLVED: To provide an exhaust gas component purifying catalyst material which can increase the rate of burning of a particulate matter (PM).SOLUTION: An exhaust gas component purifying catalyst material 1, which is used for burning and removing particulates in an exhaust gas, includes: complex oxide particles 2 that contain zirconium and neodymium but do not contain cerium; and praseodymium oxide particles 3 that are in contact with the complex oxide particles 2.
摘要翻译：要解决的问题：提供一种能够提高颗粒物质（PM）的燃烧速度的废气成分净化催化剂材料。解决方案：一种废气成分净化催化剂材料1，其用于燃烧和除去颗粒物质废气包括：含有锆和钕但不含铈的复合氧化物颗粒2; 和与复合氧化物粒子2接触的氧化镨粒子3。

7. 发明专利

JP2013059759A Catalyst for burning particulate matter 有权
标题翻译：用于燃烧颗粒物的催化剂
公开(公告)号：JP2013059759A
公开(公告)日：2013-04-04
申请号：JP2012084243
申请日：2012-04-02
申请人： Mazda Motor Corp , マツダ株式会社
发明人： YAMADA KEIJI , HARADA KOICHIRO , BABA YOSHI
IPC分类号： B01J23/58 , B01D53/94 , B01J37/02 , B01J37/03
摘要： PROBLEM TO BE SOLVED: To provide a catalytic material for efficiently burning a particulate matter discharged from a diesel engine or the like.SOLUTION: The catalytic material is obtained by mixing the primary particle 11 of a compound oxide with the primary particle 12 of a noble metal and forming a secondary particle 13 to be coagulated. At least a part of the primary particle 12 of the noble metal is exposed to the surface of the secondary particle 13. The compound oxide contains Zr, Nd and an alkaline-earth metal and a metallic element being the main component thereof is Zr.
摘要翻译：要解决的问题：提供一种用于有效地燃烧从柴油发动机等排出的颗粒物质的催化材料。解决方案：催化材料通过将复合氧化物的一次粒子11与贵金属的一次粒子12混合并形成待凝结的二次粒子13而获得。贵金属的一次粒子12的至少一部分暴露于二次粒子13的表面。复合氧化物含有Zr，Nd和碱土金属，作为其主要成分的金属元素为Zr。版权所有（C）2013，JPO＆INPIT

8. 发明专利

JP2011208556A Exhaust emission control device 有权
标题翻译：排气排放控制装置
公开(公告)号：JP2011208556A
公开(公告)日：2011-10-20
申请号：JP2010076130
申请日：2010-03-29
申请人： Mazda Motor Corp , マツダ株式会社
发明人： YAMADA KEIJI , OKAMOTO KENJI , HARADA KOICHIRO
IPC分类号： F01N3/08 , B01D53/94 , B01J29/70 , F01N3/10 , F01N3/24 , F01N3/28
CPC分类号： Y02T10/24
摘要： PROBLEM TO BE SOLVED: To inhibit the emission control efficiency of a NOx selective reduction catalyst 9 from deteriorating by catalytic metal for oxidation separated from an oxidation catalyst 7 and a particulate filter 8.SOLUTION: An auxiliary agent comprising at least one selected from alkali metal, alkaline earth metal, sulfur and phosphor is carried on at least a part of portions contacting with exhaust gas between a reducing agent supply 5 and the NOx selective reduction catalyst 9 or at a part on an upstream side in an exhaust gas flow in the NOx selective reduction catalyst 9.
摘要翻译：要解决的问题：抑制NOx选择还原催化剂9的排放控制效率由氧化催化剂7和颗粒过滤器8分离的用于氧化的催化金属劣化。溶液：包含至少一种选自碱金属，碱土金属，硫和磷在至少一部分与还原剂供应5和NOx选择还原催化剂9之间的排气接触的部分或在NOx的排气流中的上游侧的部分承载选择还原催化剂9。

9. 发明专利

JP2009287528A Particulate filter with catalyst 审中-公开
标题翻译：带催化剂的颗粒过滤器
公开(公告)号：JP2009287528A
公开(公告)日：2009-12-10
申请号：JP2008143539
申请日：2008-05-30
申请人： Mazda Motor Corp , マツダ株式会社
发明人： HARADA KOICHIRO , YAMADA KEIJI , SUMITA HIROSUKE
IPC分类号： F01N3/02 , B01D39/14 , B01D46/42 , B01D53/94 , B01J23/89 , F01N3/10 , F01N3/28
摘要： PROBLEM TO BE SOLVED: To improve particulate combustibility and exhaust emission control performance of a particulate filter with a catalyst.
SOLUTION: In this particulate filter with the catalyst, a catalyst layer 7 having Ce-containing oxide particles 23 having oxygen storage/release capacity, aluminum particles 26, and catalyst metals 25 are formed in the exhaust emission passage wall portion of a filter body 5. Iron-oxide particles 24 having particle diameter of 300 nm or less and brought into contact with the Ce-containing oxide particles 23 and aluminum particles 26 are dispersively contained in the catalyst layer 25. In electron microscope observation, an area ratio occupied by the iron-oxide particles 24 having particle diameter of 300 nm or less in the total area of the iron-oxide particles is 30% or more.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提高具有催化剂的颗粒过滤器的颗粒燃烧性和废气排放控制性能。解决方案：在具有催化剂的该颗粒过滤器中，在具有氧气储存/释放能力的含Ce氧化物颗粒23的催化剂层7，铝颗粒26和催化剂金属25上形成有过滤体5.粒径为300nm以下并与含Ce氧化物粒子23和铝粒子26接触的氧化铁粒子24分散地包含在催化剂层25中。在电子显微镜观察中，面积比由铁氧化物颗粒的总面积中的粒径为300nm以下的氧化铁颗粒24占据30％以上。版权所有（C）2010，JPO＆INPIT

10. 发明专利

JP2009243274A Particulate filter 审中-公开
标题翻译：颗粒过滤器
公开(公告)号：JP2009243274A
公开(公告)日：2009-10-22
申请号：JP2008087196
申请日：2008-03-28
申请人： Mazda Motor Corp , マツダ株式会社
发明人： YAMADA KEIJI , HARADA KOICHIRO , SUZUKI KENJI , OKAMOTO KENJI , TAKAMI AKIHIDE
IPC分类号： F01N3/02 , B01D39/20 , B01D46/00
CPC分类号： B01D46/247 , B01D46/2451 , B01D46/2455 , B01D46/2459 , B01D2046/2481 , B01D2046/2485 , B01D2046/2496 , B01D2279/30 , F01N3/0222 , Y02T10/20 , Y10S55/30 , Y10T428/24149
摘要： PROBLEM TO BE SOLVED: To provide a particulate filter for suppressing the condition of excessively raising the temperature of the particulate filter at its center side during regenerating treatment of the particulate filter while holding down pressure loss. SOLUTION: The particulate filter 10 includes a filter body 8 formed with a plurality of filter segments F1, F2 which consist of a plurality of flow-in side cells having sealed downstream side end faces in the flowing direction of exhaust gas and a plurality of flow-out side cells having sealed upstream side end faces in the flowing direction of exhaust gas, and which are bonded to each other via a bonding material 7. The filter segment located on the center side of the particulate filter is formed so that the opening area of each of the flow-in side cells is almost equal to the opening area of each of the flow-out side cells. At least one filter segment located on the outer periphery side of the particulate filter is formed so that the opening area of each of the flow-in side cells is larger than the opening area of each of the flow-out side cells. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种微粒过滤器，用于在抑制压力损失的同时，抑制在微粒过滤器的再生处理期间过滤微粒过滤器的中心侧的温度过度的状况。解决方案：颗粒过滤器10包括形成有多个过滤器段F1，F2的过滤器主体8，该过滤器段F1，F2由排气的流动方向上具有密封的下游侧端面的多个流入侧室组成，多个流出侧单元在排气的流动方向上具有密封的上游侧端面，并且经由接合材料7彼此接合。位于微粒过滤器的中心侧的过滤器段形成为使得每个流入侧单元的开口面积几乎等于每个流出侧单元的开口面积。形成位于微粒过滤器的外周侧的至少一个过滤器段，使得每个流入侧单元的开口面积大于每个流出侧单元的开口面积。版权所有（C）2010，JPO＆INPIT

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