DE4229255A1 - Verfahren zur Herstellung von Katalysatoren zur Entfernung von Stickstoffoxiden aus Abgasen - Google Patents
Verfahren zur Herstellung von Katalysatoren zur Entfernung von Stickstoffoxiden aus AbgasenInfo
- Publication number
- DE4229255A1 DE4229255A1 DE4229255A DE4229255A DE4229255A1 DE 4229255 A1 DE4229255 A1 DE 4229255A1 DE 4229255 A DE4229255 A DE 4229255A DE 4229255 A DE4229255 A DE 4229255A DE 4229255 A1 DE4229255 A1 DE 4229255A1
- Authority
- DE
- Germany
- Prior art keywords
- catalysts
- green body
- nitrogen oxides
- gas inlet
- preparation
- 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.)
- Withdrawn
Links
- 239000003054 catalyst Substances 0.000 title claims description 44
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title claims description 39
- 239000007789 gas Substances 0.000 title claims description 25
- 238000002360 preparation method Methods 0.000 title claims description 14
- 238000000034 method Methods 0.000 title claims description 9
- 229910019142 PO4 Inorganic materials 0.000 claims description 10
- 235000021317 phosphate Nutrition 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 150000001642 boronic acid derivatives Chemical class 0.000 claims description 8
- NBIIXXVUZAFLBC-UHFFFAOYSA-L Phosphate ion(2-) Chemical compound OP([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-L 0.000 claims description 7
- 150000004760 silicates Chemical class 0.000 claims description 7
- 239000004115 Sodium Silicate Substances 0.000 claims description 4
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 4
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 4
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000000391 magnesium silicate Substances 0.000 claims description 3
- 239000002243 precursor Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 235000012243 magnesium silicates Nutrition 0.000 claims description 2
- 239000000779 smoke Substances 0.000 claims 1
- 238000005299 abrasion Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000011144 upstream manufacturing Methods 0.000 description 8
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 6
- 239000000428 dust Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000003197 catalytic effect Effects 0.000 description 4
- 239000003546 flue gas Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000004408 titanium dioxide Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- -1 B. Magnesi umnitrate Chemical class 0.000 description 2
- 239000006004 Quartz sand Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical class [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 2
- 235000010339 sodium tetraborate Nutrition 0.000 description 2
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 241001026509 Kata Species 0.000 description 1
- 101100400378 Mus musculus Marveld2 gene Proteins 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- UNTBPXHCXVWYOI-UHFFFAOYSA-O azanium;oxido(dioxo)vanadium Chemical compound [NH4+].[O-][V](=O)=O UNTBPXHCXVWYOI-UHFFFAOYSA-O 0.000 description 1
- 229910021538 borax Inorganic materials 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 230000032823 cell division Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 229910021485 fumed silica Inorganic materials 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 1
- 159000000003 magnesium salts Chemical class 0.000 description 1
- 235000019792 magnesium silicate Nutrition 0.000 description 1
- 229910052919 magnesium silicate Inorganic materials 0.000 description 1
- QQFLQYOOQVLGTQ-UHFFFAOYSA-L magnesium;dihydrogen phosphate Chemical compound [Mg+2].OP(O)([O-])=O.OP(O)([O-])=O QQFLQYOOQVLGTQ-UHFFFAOYSA-L 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 125000005341 metaphosphate group Chemical group 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910000401 monomagnesium phosphate Inorganic materials 0.000 description 1
- 235000019785 monomagnesium phosphate Nutrition 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 238000001935 peptisation Methods 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000004328 sodium tetraborate Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- BSVBQGMMJUBVOD-UHFFFAOYSA-N trisodium borate Chemical class [Na+].[Na+].[Na+].[O-]B([O-])[O-] BSVBQGMMJUBVOD-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/16—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr
-
- 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
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
- B01D53/8628—Processes characterised by a specific catalyst
-
- 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
-
- 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
- B01J21/04—Alumina
-
- 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/08—Silica
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (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)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4229255A DE4229255A1 (de) | 1992-09-02 | 1992-09-02 | Verfahren zur Herstellung von Katalysatoren zur Entfernung von Stickstoffoxiden aus Abgasen |
| EP93110488A EP0586814A2 (de) | 1992-09-02 | 1993-07-01 | Verfahren zur Herstellung von Katalysatoren zur Entfernung von Stickstoffoxiden aus Abgasen |
| US08/093,688 US5391530A (en) | 1992-09-02 | 1993-07-20 | Catalyst for removing nitrogen oxides from a waste gas, and process for the production of the catalyst |
| JP5240273A JPH06296872A (ja) | 1992-09-02 | 1993-09-02 | 癈ガスから窒素酸化物を除去するための触媒の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4229255A DE4229255A1 (de) | 1992-09-02 | 1992-09-02 | Verfahren zur Herstellung von Katalysatoren zur Entfernung von Stickstoffoxiden aus Abgasen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE4229255A1 true DE4229255A1 (de) | 1994-03-03 |
Family
ID=6467033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE4229255A Withdrawn DE4229255A1 (de) | 1992-09-02 | 1992-09-02 | Verfahren zur Herstellung von Katalysatoren zur Entfernung von Stickstoffoxiden aus Abgasen |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US5391530A (https=) |
| EP (1) | EP0586814A2 (https=) |
| JP (1) | JPH06296872A (https=) |
| DE (1) | DE4229255A1 (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6432368B1 (en) * | 1994-06-30 | 2002-08-13 | General Electric Company | Staged catalytic ammonia decomposition in integrated gasification combined cycle systems |
| JP2001000867A (ja) * | 1999-06-22 | 2001-01-09 | Nichias Corp | 排ガス用触媒構造体 |
| FR2803540B1 (fr) * | 2000-01-12 | 2002-03-29 | Suez Lyonnaise Des Eaux | Procede de fixation et d'immobilisation d'un catalyseur sur un support |
| ATE458543T1 (de) * | 2003-10-15 | 2010-03-15 | Haldor Topsoe As | Katalysator-träger, daraus hergestellter katalysator und prozess für die reinigung von abgasen |
| JP2006314935A (ja) * | 2005-05-13 | 2006-11-24 | Babcock Hitachi Kk | 排ガス脱硝触媒、その製法および排ガス脱硝方法 |
| US7553349B2 (en) * | 2005-08-26 | 2009-06-30 | Corning Incorporated | Composite coatings for thin-walled ceramic honeycomb structures |
| KR101424026B1 (ko) * | 2006-08-02 | 2014-07-28 | 작스트레벤 케미 게젤샤후트밋트베슈렝크테르하후트웅 | 티타늄-함유 첨가제 |
| KR101784013B1 (ko) | 2008-12-15 | 2017-10-10 | 유니프랙스 아이 엘엘씨 | 세라믹 허니콤 구조체의 스킨 코팅 |
| CN113713759B (zh) * | 2021-09-15 | 2022-04-15 | 北京工大创客科技有限公司 | 一种用于降低燃煤电站空气预热器硫酸氢铵堵塞的粉剂及其制备方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4085193A (en) * | 1973-12-12 | 1978-04-18 | Mitsubishi Petrochemical Co. Ltd. | Catalytic process for reducing nitrogen oxides to nitrogen |
| US4134733A (en) * | 1975-07-09 | 1979-01-16 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler | Apparatus for treatment of exhaust gases |
| GB1541928A (en) * | 1975-12-23 | 1979-03-14 | Sakai Chemical Industry Co | Production of shaped catalysts or carriers comprising titanium oxide |
| JPS5277878A (en) * | 1975-12-24 | 1977-06-30 | Ngk Insulators Ltd | Method of removing nitrogen oxides from exhaust gases |
| JPS5428275A (en) * | 1977-08-05 | 1979-03-02 | Hitachi Ltd | Catalyst structure in catalytic reactor |
| JPS5471791A (en) * | 1977-11-19 | 1979-06-08 | Sakai Chem Ind Co Ltd | Catalyst and catalytic reactor |
| US4285838A (en) * | 1977-12-08 | 1981-08-25 | Babcock-Hitachi Kabushiki Kaisha | Method of producing plate-shaped catalyst unit for NOx reduction of exhaust gas |
| JPS5541881A (en) * | 1978-09-20 | 1980-03-24 | Hitachi Zosen Corp | Manufacture of plate type denitrification catalyst |
| US4294806A (en) * | 1979-02-14 | 1981-10-13 | Sakai Chemical Industry Co., Ltd. | Method for preventing the wear of a monolithic catalyst by dusts |
| KR870000844B1 (ko) * | 1981-03-10 | 1987-04-25 | 후꾸다 이꾸마사 | 질소산화물 제거용 판상촉매의 제조방법 및 그 장치 |
| JP2880535B2 (ja) * | 1989-10-11 | 1999-04-12 | バブコツク日立株式会社 | 窒素酸化物除去用板状触媒、その端面強化剤および該触媒の製造方法 |
| CA2049918C (en) * | 1990-08-27 | 1995-10-31 | Motonobu Kobayashi | Reinforced catalyst for treatment of waste gas |
-
1992
- 1992-09-02 DE DE4229255A patent/DE4229255A1/de not_active Withdrawn
-
1993
- 1993-07-01 EP EP93110488A patent/EP0586814A2/de not_active Withdrawn
- 1993-07-20 US US08/093,688 patent/US5391530A/en not_active Expired - Fee Related
- 1993-09-02 JP JP5240273A patent/JPH06296872A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP0586814A3 (https=) | 1994-03-30 |
| US5391530A (en) | 1995-02-21 |
| JPH06296872A (ja) | 1994-10-25 |
| EP0586814A2 (de) | 1994-03-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8139 | Disposal/non-payment of the annual fee |