RU2019104306A - Катализатор выхлопного газа и связующие катализатора для носителей фильтров - Google Patents

Катализатор выхлопного газа и связующие катализатора для носителей фильтров Download PDF

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RU2019104306A
RU2019104306A RU2019104306A RU2019104306A RU2019104306A RU 2019104306 A RU2019104306 A RU 2019104306A RU 2019104306 A RU2019104306 A RU 2019104306A RU 2019104306 A RU2019104306 A RU 2019104306A RU 2019104306 A RU2019104306 A RU 2019104306A
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catalytic
article according
alumina
catalytic article
molecular sieve
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RU2019104306A
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RU2775221C2 (ru
RU2019104306A3 (ru
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Кит ФЛЭНЭГАН
Дэвид МАРВЕЛЛ
Александр ГРИН
Пол ФИЛЛИПС
Гай ЧЕНДЛЕР
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Джонсон Мэтти Паблик Лимитед Компани
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    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/022—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
    • F01N3/0222—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous the structure being monolithic, e.g. honeycombs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
    • F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors, e.g. catalysed diesel particulate filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2066—Selective catalytic reduction [SCR]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1021—Platinum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1023—Palladium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
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    • B01D2255/102—Platinum group metals
    • B01D2255/1025—Rhodium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
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    • B01D2255/102—Platinum group metals
    • B01D2255/1026—Ruthenium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B01D2255/20—Metals or compounds thereof
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    • B01D2255/20738—Iron
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
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    • B01D2255/20—Metals or compounds thereof
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/915—Catalyst supported on particulate filters
    • B01D2255/9155—Wall flow filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/92—Dimensions
    • B01D2255/9202—Linear dimensions
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/10—After treatment, characterised by the effect to be obtained
    • B01J2229/18—After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/10—After treatment, characterised by the effect to be obtained
    • B01J2229/18—After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself
    • B01J2229/186—After treatment, characterised by the effect to be obtained to introduce other elements into or onto the molecular sieve itself not in framework positions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/10—After treatment, characterised by the effect to be obtained
    • B01J2229/26—After treatment, characterised by the effect to be obtained to stabilize the total catalyst structure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2370/00—Selection of materials for exhaust purification
    • F01N2370/02—Selection of materials for exhaust purification used in catalytic reactors

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Toxicology (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)

Claims (17)

1. Каталитическое изделие, содержащее
a. сотовый фильтр с проточными стенками, имеющий пористые стенки;
b. каталитическое покрытие из пористого оксида, расположенное на и/или в по меньшей мере части пористых стенок, при этом каталитическое покрытие из пористого оксида содержит (i) молекулярное сито, имеющее от примерно 1% масс. до примерно 10% масс. по меньшей мере одного отличного от алюминия металла-промотора, в расчете на общую массу молекулярного сита; и (ii) от примерно 1% масс. до примерно 30% масс. связующего, имеющего размер частиц d90 менее 10 мкм, в расчете на общую массу покрытия из пористого оксида.
2. Каталитическое изделие по п.1, в котором размер частиц d90 составляет менее 5 мкм.
3. Каталитическое изделие по любому из пп.1 и 2, в котором размер частиц d90 превышает 1 мкм.
4. Каталитическое изделие по любому из пп.1-3, в котором связующее выбирают из группы, состоящей из оксида алюминия, диоксида кремния, оксида церия, диоксида титана, диоксида циркония, или сочетания двух или более из них.
5. Каталитическое изделие по любому из пп.1-3, в котором связующее представляет собой оксид алюминия.
6. Каталитическое изделие по п.5, в котором оксид алюминия выбран из гамма-оксида алюминия и тета-оксида алюминия.
7. Каталитическое изделие по любому из пп.1-6, в котором сотовый фильтр с проточными стенками представляет собой керамический монолит.
8. Каталитическое изделие по любому из пп.1-7, в котором фильтр выполнен из титаната алюминия, кордиерита, карбида кремния, нитрида кремния, диоксида циркония, муллита, оксида алюминия-диоксида кремния-оксида магния, силиката циркония, композитного керамического волокна, и необязательно в котором фильтр пассивирован или не пассивирован.
9. Каталитическое изделие по любому из пп.1-8, в котором молекулярное сито представляет собой алюмосиликат или SAPO.
10. Каталитическое изделие по любому из пп.1-9, в котором указанное молекулярное сито представляет собой алюмосиликат, имеющий каркас, выбранный из CHA, AEI, AFX, AFT, ERI, LEV или KFI.
11. Каталитическое изделие по любому из пп.1-10, в котором молекулярное сито имеет отношение диоксида кремния к оксиду алюминия (SAR) от примерно 10 до примерно 50.
12. Каталитическое изделие по любому из пп.1-11, в котором каркас представляет собой AEI.
13. Каталитическое изделие по любому из пп.1-12, в котором SAR составляет от примерно 10 до примерно 20.
14. Каталитическое изделие по любому из пп.1-13, в котором металл-промотор выбран из Cu, Fe, V, Ce, Pt, Pd, Ru, Rh и Ni.
15. Каталитическое изделие по любому из пп.1-4, в котором металлом-промотором является Cu.
RU2019104306A 2016-07-22 2017-07-21 Катализатор выхлопного газа и связующие катализатора для носителей фильтров RU2775221C2 (ru)

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US201662365418P 2016-07-22 2016-07-22
US62/365,418 2016-07-22
PCT/IB2017/054433 WO2018015930A1 (en) 2016-07-22 2017-07-21 Exhaust gas catalyst and catalyst binders for filter substrates

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RU2019104306A true RU2019104306A (ru) 2020-08-24
RU2019104306A3 RU2019104306A3 (ru) 2020-08-27
RU2775221C2 RU2775221C2 (ru) 2022-06-28

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JP7378295B2 (ja) 2023-11-13
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US20180021768A1 (en) 2018-01-25
JP2019529067A (ja) 2019-10-17
BR112019000978A2 (pt) 2019-05-14
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US10744496B2 (en) 2020-08-18
EP3487604A1 (en) 2019-05-29

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