BR9100820A - Processo para o aperfeicoamento do comportamento de choque termico de catalisadores monoliticos - Google Patents
Processo para o aperfeicoamento do comportamento de choque termico de catalisadores monoliticosInfo
- Publication number
- BR9100820A BR9100820A BR919100820A BR9100820A BR9100820A BR 9100820 A BR9100820 A BR 9100820A BR 919100820 A BR919100820 A BR 919100820A BR 9100820 A BR9100820 A BR 9100820A BR 9100820 A BR9100820 A BR 9100820A
- Authority
- BR
- Brazil
- Prior art keywords
- thermal shock
- improving
- filling material
- monolithic catalysts
- shock behavior
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title abstract 2
- 230000035939 shock Effects 0.000 title abstract 2
- 239000000463 material Substances 0.000 abstract 3
- 230000003197 catalytic effect Effects 0.000 abstract 2
- 239000000919 ceramic Substances 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
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
-
- 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)
Applications Claiming Priority (1)
| 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 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9100820A true BR9100820A (pt) | 1991-11-05 |
Family
ID=6401150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR919100820A BR9100820A (pt) | 1990-03-01 | 1991-02-28 | Processo para o aperfeicoamento do comportamento de choque termico de catalisadores monoliticos |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US5139993A (pt) |
| EP (1) | EP0444495B1 (pt) |
| JP (1) | JP3249143B2 (pt) |
| KR (1) | KR0165840B1 (pt) |
| AT (1) | ATE93411T1 (pt) |
| BR (1) | BR9100820A (pt) |
| CA (1) | CA2037086C (pt) |
| DE (2) | DE4006346A1 (pt) |
| ES (1) | ES2026437T3 (pt) |
| MX (1) | MX173506B (pt) |
| ZA (1) | ZA91337B (pt) |
Families Citing this family (11)
| 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 |
| ATE228493T1 (de) * | 1998-09-03 | 2002-12-15 | Dow Chemical Co | Online-synthese und regenerierung eines katalysators für autotherme oxidation |
| 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 |
Family Cites Families (4)
| 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 |
-
1990
- 1990-03-01 DE DE4006346A patent/DE4006346A1/de active Granted
-
1991
- 1991-01-16 ZA ZA91337A patent/ZA91337B/xx unknown
- 1991-01-31 US US07/658,476 patent/US5139993A/en not_active Expired - Lifetime
- 1991-02-18 DE DE91102249T patent/DE59100311D1/de not_active Expired - Fee Related
- 1991-02-18 EP EP91102249A patent/EP0444495B1/de not_active Expired - Lifetime
- 1991-02-18 AT AT91102249T patent/ATE93411T1/de not_active IP Right Cessation
- 1991-02-18 ES ES91102249T patent/ES2026437T3/es not_active Expired - Lifetime
- 1991-02-26 JP JP03061191A patent/JP3249143B2/ja not_active Expired - Lifetime
- 1991-02-26 CA CA002037086A patent/CA2037086C/en not_active Expired - Fee Related
- 1991-02-27 KR KR1019910003172A patent/KR0165840B1/ko not_active IP Right Cessation
- 1991-02-28 MX MX024742A patent/MX173506B/es unknown
- 1991-02-28 BR BR919100820A patent/BR9100820A/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| ES2026437T1 (es) | 1992-05-01 |
| ES2026437T3 (es) | 1994-01-01 |
| US5139993A (en) | 1992-08-18 |
| JP3249143B2 (ja) | 2002-01-21 |
| MX173506B (es) | 1994-03-10 |
| DE4006346C2 (pt) | 1992-01-30 |
| DE59100311D1 (de) | 1993-09-30 |
| CA2037086A1 (en) | 1991-09-02 |
| KR0165840B1 (ko) | 1998-12-15 |
| DE4006346A1 (de) | 1991-09-05 |
| KR910016381A (ko) | 1991-11-05 |
| JPH06142527A (ja) | 1994-05-24 |
| ZA91337B (en) | 1991-11-27 |
| EP0444495B1 (de) | 1993-08-25 |
| ATE93411T1 (de) | 1993-09-15 |
| EP0444495A1 (de) | 1991-09-04 |
| CA2037086C (en) | 1997-09-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FF | Decision: intention to grant | ||
| FG9A | Patent or certificate of addition granted | ||
| B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 28/02/2011 |