KR0165840B1 - 일체식 촉매의 내열충격성을 개선시키는 방법 - Google Patents

일체식 촉매의 내열충격성을 개선시키는 방법 Download PDF

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Publication number
KR0165840B1
KR0165840B1 KR1019910003172A KR910003172A KR0165840B1 KR 0165840 B1 KR0165840 B1 KR 0165840B1 KR 1019910003172 A KR1019910003172 A KR 1019910003172A KR 910003172 A KR910003172 A KR 910003172A KR 0165840 B1 KR0165840 B1 KR 0165840B1
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KR
South Korea
Prior art keywords
support
filler
catalytically active
active component
melting point
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
KR1019910003172A
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English (en)
Korean (ko)
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KR910016381A (ko
Inventor
쉬미트 펠릭스
메르그너 베른트
도메슬레 라이너
Original Assignee
볼프강 머크, 로렌쯔 크로이쯔비흘러
데구사 아크티엔게젤샤프트
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Application filed by 볼프강 머크, 로렌쯔 크로이쯔비흘러, 데구사 아크티엔게젤샤프트 filed Critical 볼프강 머크, 로렌쯔 크로이쯔비흘러
Publication of KR910016381A publication Critical patent/KR910016381A/ko
Application granted granted Critical
Publication of KR0165840B1 publication Critical patent/KR0165840B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • B01J37/0217—Pretreatment of the substrate before coating
    • 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
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
    • 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
    • B01J37/0219—Coating the coating containing organic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
KR1019910003172A 1990-03-01 1991-02-27 일체식 촉매의 내열충격성을 개선시키는 방법 Expired - Fee Related KR0165840B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP4006346.1 1990-03-01
DE4006346A DE4006346A1 (de) 1990-03-01 1990-03-01 Verfahren zur herstellung von monolith-katalysatoren mit verbesserten thermoschockeigenschaften

Publications (2)

Publication Number Publication Date
KR910016381A KR910016381A (ko) 1991-11-05
KR0165840B1 true KR0165840B1 (ko) 1998-12-15

Family

ID=6401150

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910003172A Expired - Fee Related KR0165840B1 (ko) 1990-03-01 1991-02-27 일체식 촉매의 내열충격성을 개선시키는 방법

Country Status (11)

Country Link
US (1) US5139993A (enExample)
EP (1) EP0444495B1 (enExample)
JP (1) JP3249143B2 (enExample)
KR (1) KR0165840B1 (enExample)
AT (1) ATE93411T1 (enExample)
BR (1) BR9100820A (enExample)
CA (1) CA2037086C (enExample)
DE (2) DE4006346A1 (enExample)
ES (1) ES2026437T3 (enExample)
MX (1) MX173506B (enExample)
ZA (1) ZA91337B (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5346722A (en) * 1993-05-18 1994-09-13 Corning Incorporated Method for improving the thermal shock resistance of a washcoated body
DE4406431C2 (de) * 1994-02-28 1996-06-05 Bosch Gmbh Robert Verfahren zur Herstellung poröser,gaspermeabler, katalytisch wirksamer Teile mit inneren Oberflächen
DE4409142C2 (de) * 1994-03-17 1996-03-28 Degussa Verfahren zum Aufbringen einer Beschichtung auf die Wabenkörper eines Abgaskonverters und Verwendung des Abgaskonverters für die Abgasreinigung von Verbrennungsmaschinen
JP3394449B2 (ja) 1998-06-18 2003-04-07 日本碍子株式会社 薄壁ハニカム構造体およびその補強方法
EP1295637A1 (en) * 1998-09-03 2003-03-26 The Dow Chemical Company A catalyst composition comprising a group 8B metal and a prometer on a ceramic support
CN1519053A (zh) * 1998-09-03 2004-08-11 催化剂组合物
DE10254661A1 (de) 2002-11-22 2004-06-09 Umicore Ag & Co.Kg Verfahren zur Beschichtung eines Katalysatorträgers enthaltend zwei unterschiedliche Teilstrukturen mit einer katalytisch aktiven Beschichtung und dadurch erhaltener Katalysator
US7132150B2 (en) * 2003-08-14 2006-11-07 Corning Incorporated Porous ceramic filters with catalyst coatings
US7964262B2 (en) * 2006-08-29 2011-06-21 Corning Incorporated Layered silicate modified cordierite and method
US20090142488A1 (en) * 2007-11-29 2009-06-04 Willard Ashton Cutler Passivation of porous ceramic articles
JP2019013857A (ja) * 2015-11-30 2019-01-31 住友化学株式会社 ハニカムフィルタ中間体、ハニカムフィルタ、及び、これらの製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5814950A (ja) * 1981-07-18 1983-01-28 Nippon Soken Inc 活性アルミナコ−テイングハニカム構造触媒担体
US4483940A (en) * 1981-11-24 1984-11-20 Nippon Shokubai Kagaku Kogyo Co., Ltd. Method for manufacture of honeycomb catalyst
US4532228A (en) * 1984-01-19 1985-07-30 Corning Glass Works Treatment of monolithic catalyst supports
FR2605531B1 (fr) * 1986-10-27 1990-11-23 Rhone Poulenc Chimie Procede de preparation d'un support de catalyseur mettant en oeuvre de la gomme xanthane et support obtenu

Also Published As

Publication number Publication date
ES2026437T3 (es) 1994-01-01
DE59100311D1 (de) 1993-09-30
EP0444495B1 (de) 1993-08-25
MX173506B (es) 1994-03-10
ATE93411T1 (de) 1993-09-15
JP3249143B2 (ja) 2002-01-21
DE4006346A1 (de) 1991-09-05
EP0444495A1 (de) 1991-09-04
CA2037086C (en) 1997-09-30
DE4006346C2 (enExample) 1992-01-30
US5139993A (en) 1992-08-18
ES2026437T1 (es) 1992-05-01
ZA91337B (en) 1991-11-27
BR9100820A (pt) 1991-11-05
KR910016381A (ko) 1991-11-05
CA2037086A1 (en) 1991-09-02
JPH06142527A (ja) 1994-05-24

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