KR900009136A - 촉매 담체 및 그의 제조방법 - Google Patents

촉매 담체 및 그의 제조방법 Download PDF

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Publication number
KR900009136A
KR900009136A KR1019880018034A KR880018034A KR900009136A KR 900009136 A KR900009136 A KR 900009136A KR 1019880018034 A KR1019880018034 A KR 1019880018034A KR 880018034 A KR880018034 A KR 880018034A KR 900009136 A KR900009136 A KR 900009136A
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South Korea
Prior art keywords
weight
catalyst carrier
aluminum
stainless steel
metal strip
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KR1019880018034A
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English (en)
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KR930002243B1 (ko
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모또노부 시바따
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모또노부 시바따
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Publication of KR930002243B1 publication Critical patent/KR930002243B1/ko

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Classifications

    • 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
    • F01N3/24—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 constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2807—Metal other than sintered metal
    • F01N3/281—Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0215—Coating
    • B01J37/0225—Coating of metal substrates
    • 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
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/02—Metallic plates or honeycombs, e.g. superposed or rolled-up corrugated or otherwise deformed sheet metal
    • F01N2330/04—Methods of manufacturing
    • 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
    • F01N2510/00—Surface coverings
    • F01N2510/06—Surface coverings for exhaust purification, e.g. catalytic reaction

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

Abstract

내용 없음.

Description

촉매 담체 및 그의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 촉매담체의 제조방법의 일예를 나타낸 유통도이고,
제2a 및 2b도는 촉매 담체의 일구현예의 일부에 관한 투시도 및 확대도이다.

Claims (10)

  1. 적어도 알루미늄을 함유하지 않는 스테인레스강으로된 기재 및 알루미늄-철 화합물층을 통해 기재의 표면에 형성된 알루미나 박층으로 구성되고, 적어도 한 방향에서 기체 침투력을 갖는 다공성 물체로 형성됨을 특징으로 하는 촉매 담체.
  2. 제1항에 있어서, 알루미늄-철 화합물 층의 두계가 40μm이하인 촉매 담체.
  3. 제1항에 있어서, 스테인레스강이 기본적으로 10∼26중량%의 Cr;0∼30중량%의 Ni,0∼3중량%의 Cu,0 ~ 3중량%의 Be, 0∼1중량%의 Zr, 0∼3중량%의 Y, 0∼3중량%의 Ce,0∼5중량%의 Si, 0∼10중량%Mn, 0∼6중량%의Mo, 0 ~ 5중량%의 V 및 0 ~ 5중량%의 Co로 구성되는 군에서 선택된 적어도 하나의 성분 및 잔여량의 Fe로 구성되는 촉매 담체.
  4. 제3항에 있어서, 스테인레스강이 기본적으로 18∼20중량%의 Cr, 2.00중량% 이하의 Mn, 1.00중량%이하의 Si, 9.0∼13.0중량%의 Ni 및 잔여량의 Fe로 구성되는 스테인레스강, 기본적으로 16∼18중량%의 Cr, 2.00 중량%이 하의 Mn, 2.0-3.0중량%의 Mo, 1.00중량%이하의 Si, 12.0∼ 15.0중량%의 Ni 및 잔여량의 Fe로 구성되는 스테인레스강, 기본적으로 17 ~ 19중량%의 Cr 2.00중량%이하의 Mn, 1.00 중량%이하의 Si, 9.0∼ 13.0중량%의 Ni 및 잔여량의 Fe로 구성되는 스테인레스강, 기본적으로 11.0∼ 13.0중량%의 Cr, 1.0 중량%이하의 Mn, 1.00 중량%이하의 Si 및 잔여량의 Fe로 구성되는 스테인레스강, 기본적으로 13∼ 18중량%의 Cr 및 잔여량의 Fe로 구성되는 군에서 선택된 재료인 촉매담체.
  5. 제1항에 있어서, 다공성 물체가 파형화에 의해 형성되는 촉매담체.
  6. 제5항에 있어서, 다공성 물체가 기본적으로 상기 파형화전에 기본적으로 양각형, 천공형 및 세파형으로 구성되는 군에서 선택된 예비 처리에 의해 형성되는 촉매담체.
  7. 적어도 알루미늄을 함유하지 않는 스테인레스강으로 부터 금속 스트립을 제조하고; 금속 스트립의 표면을 알루미늄으로 도금하고, 알루미늄-도금금속 스트립을 롤링하고, 롤링된 금속 스트립을 적어도 한 방향에서 기체 침투력을 갖는 파형 다공성 물체로 전환시키고, 600 내지 1,000℃에서 10분이상 다공성 물체의 열처리를 통해 도금된 알루미늄층을 산화시켜 알루미나 박막을 형성하는 단계로 구성됨을 특징으로 하는 촉매 담체의 제조방법.
  8. 제7항에 있어서, 도금된 알루미늄층이 1∼10μm두께로 형성되는 촉매담체의 제조방법.
  9. 제7항에 있어서, 다공성 물체가 적어도 한 방향에서 롤링된 금속 스트립을 파형화시키고, 파형화된 스트립을 코일화시켜 형성되는 촉매 담체의 제조방법.
  10. 제7항에 있어서, 다공성 물체가 롤딩된 금속 스트립을 코일화시키고, 파형화된 금속스트립을 비-파형화 롤링된 스트립상에 박판시키고, 이와같이 얻은 박막을 코일화시켜 형성되는 촉매 담체의 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880018034A 1988-06-27 1988-12-30 촉매 담체 및 그의 제조방법 KR930002243B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP156831/88 1988-06-27
JP63156831A JPH026856A (ja) 1988-06-27 1988-06-27 触媒担体およびその製造方法

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KR900009136A true KR900009136A (ko) 1990-07-02
KR930002243B1 KR930002243B1 (ko) 1993-03-27

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US (1) US4959342A (ko)
EP (1) EP0348576B1 (ko)
JP (1) JPH026856A (ko)
KR (1) KR930002243B1 (ko)

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Publication number Publication date
KR930002243B1 (ko) 1993-03-27
JPH026856A (ja) 1990-01-11
US4959342A (en) 1990-09-25
EP0348576A2 (en) 1990-01-03
EP0348576B1 (en) 1992-12-02
EP0348576A3 (en) 1990-04-25

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