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 [3D] 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
DE4006346A DE4006346A1 (de) 1990-03-01 1990-03-01 Verfahren zur herstellung von monolith-katalysatoren mit verbesserten thermoschockeigenschaften
DEP4006346.1 1990-03-01

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 (https=)
EP (1) EP0444495B1 (https=)
JP (1) JP3249143B2 (https=)
KR (1) KR0165840B1 (https=)
AT (1) ATE93411T1 (https=)
BR (1) BR9100820A (https=)
CA (1) CA2037086C (https=)
DE (2) DE4006346A1 (https=)
ES (1) ES2026437T3 (https=)
MX (1) MX173506B (https=)
ZA (1) ZA91337B (https=)

Families Citing this family (12)

* 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
CN1519053A (zh) * 1998-09-03 2004-08-11 催化剂组合物
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
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
GB202110212D0 (en) * 2021-07-15 2021-09-01 Microtech Ceramics Ltd Washcoat method

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

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