CN109569598A - 一种Pd/CeBaSi催化剂及其制备方法 - Google Patents
一种Pd/CeBaSi催化剂及其制备方法 Download PDFInfo
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- CN109569598A CN109569598A CN201811405904.7A CN201811405904A CN109569598A CN 109569598 A CN109569598 A CN 109569598A CN 201811405904 A CN201811405904 A CN 201811405904A CN 109569598 A CN109569598 A CN 109569598A
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- 239000003054 catalyst Substances 0.000 title claims abstract description 124
- 238000002360 preparation method Methods 0.000 title claims abstract description 109
- 238000000034 method Methods 0.000 claims abstract description 93
- 150000003839 salts Chemical class 0.000 claims abstract description 77
- 238000006243 chemical reaction Methods 0.000 claims abstract description 64
- 239000003513 alkali Substances 0.000 claims abstract description 51
- 238000000975 co-precipitation Methods 0.000 claims abstract description 41
- 238000001027 hydrothermal synthesis Methods 0.000 claims abstract description 37
- 230000008569 process Effects 0.000 claims abstract description 27
- 238000006555 catalytic reaction Methods 0.000 claims abstract description 7
- 229910052681 coesite Inorganic materials 0.000 claims abstract description 6
- 229910052906 cristobalite Inorganic materials 0.000 claims abstract description 6
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052682 stishovite Inorganic materials 0.000 claims abstract description 6
- 229910052905 tridymite Inorganic materials 0.000 claims abstract description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 29
- 239000000243 solution Substances 0.000 claims description 22
- 238000003756 stirring Methods 0.000 claims description 14
- 239000002131 composite material Substances 0.000 claims description 11
- 230000032683 aging Effects 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 229910002492 Ce(NO3)3·6H2O Inorganic materials 0.000 claims description 6
- 101150003085 Pdcl gene Proteins 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 238000002425 crystallisation Methods 0.000 claims description 3
- 230000008025 crystallization Effects 0.000 claims description 3
- 229910003243 Na2SiO3·9H2O Inorganic materials 0.000 claims description 2
- IWOUKMZUPDVPGQ-UHFFFAOYSA-N barium nitrate Inorganic materials [Ba+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O IWOUKMZUPDVPGQ-UHFFFAOYSA-N 0.000 claims description 2
- 239000011780 sodium chloride Substances 0.000 claims description 2
- 238000004090 dissolution Methods 0.000 claims 1
- 238000001035 drying Methods 0.000 claims 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract description 142
- 238000007254 oxidation reaction Methods 0.000 abstract description 19
- 230000003647 oxidation Effects 0.000 abstract description 18
- 239000000446 fuel Substances 0.000 abstract description 7
- 238000010521 absorption reaction Methods 0.000 abstract description 6
- 239000013067 intermediate product Substances 0.000 abstract description 4
- 238000002485 combustion reaction Methods 0.000 abstract description 3
- 238000009792 diffusion process Methods 0.000 abstract description 3
- 238000000746 purification Methods 0.000 abstract description 3
- 239000000376 reactant Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Substances [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 54
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 17
- 229910052760 oxygen Inorganic materials 0.000 description 17
- 239000001301 oxygen Substances 0.000 description 17
- 230000003197 catalytic effect Effects 0.000 description 16
- 230000000694 effects Effects 0.000 description 15
- 238000012360 testing method Methods 0.000 description 12
- 239000007789 gas Substances 0.000 description 11
- 230000009467 reduction Effects 0.000 description 11
- 239000006227 byproduct Substances 0.000 description 10
- 229910002092 carbon dioxide Inorganic materials 0.000 description 9
- 238000003795 desorption Methods 0.000 description 8
- 239000011148 porous material Substances 0.000 description 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 7
- 230000003321 amplification Effects 0.000 description 7
- 238000003199 nucleic acid amplification method Methods 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 6
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical class COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 description 6
- 239000013078 crystal Substances 0.000 description 5
- 101150058765 BACE1 gene Proteins 0.000 description 4
- 230000010718 Oxidation Activity Effects 0.000 description 4
- 229910000510 noble metal Inorganic materials 0.000 description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000010183 spectrum analysis Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 239000010970 precious metal Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000002336 sorption--desorption measurement Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000001994 activation Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical group [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- -1 carbon Hydrogen compound Chemical class 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 1
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 1
- 239000003426 co-catalyst Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052878 cordierite Inorganic materials 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000003863 metallic catalyst Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- DOTMOQHOJINYBL-UHFFFAOYSA-N molecular nitrogen;molecular oxygen Chemical compound N#N.O=O DOTMOQHOJINYBL-UHFFFAOYSA-N 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 238000012546 transfer Methods 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/63—Platinum group metals with rare earths or actinides
-
- 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
-
- 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
- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
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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)
- Toxicology (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Catalysts (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811405904.7A CN109569598B (zh) | 2018-11-23 | 2018-11-23 | 一种Pd/CeBaSi催化剂及其制备方法 |
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CN201811405904.7A CN109569598B (zh) | 2018-11-23 | 2018-11-23 | 一种Pd/CeBaSi催化剂及其制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN109569598A true CN109569598A (zh) | 2019-04-05 |
CN109569598B CN109569598B (zh) | 2022-03-11 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101003023A (zh) * | 2006-01-19 | 2007-07-25 | 清华大学 | 一种汽车尾气净化催化剂的制备方法 |
CN101411977A (zh) * | 2008-11-24 | 2009-04-22 | 天津大学 | 高分散Pd/Ce-Zr/Al2O3密偶催化剂的制备方法 |
CN104689817A (zh) * | 2014-12-12 | 2015-06-10 | 湖北航特科技有限责任公司 | 一种机动车尾气净化用复合氧化物催化剂及其制备方法 |
CN105618043A (zh) * | 2015-12-28 | 2016-06-01 | 成都信息工程大学 | 一种催化剂、制备方法及应用 |
CN105797723A (zh) * | 2016-04-18 | 2016-07-27 | 太原理工大学 | 一种甲醇甲醛低温深度氧化催化剂 |
-
2018
- 2018-11-23 CN CN201811405904.7A patent/CN109569598B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101003023A (zh) * | 2006-01-19 | 2007-07-25 | 清华大学 | 一种汽车尾气净化催化剂的制备方法 |
CN101411977A (zh) * | 2008-11-24 | 2009-04-22 | 天津大学 | 高分散Pd/Ce-Zr/Al2O3密偶催化剂的制备方法 |
CN104689817A (zh) * | 2014-12-12 | 2015-06-10 | 湖北航特科技有限责任公司 | 一种机动车尾气净化用复合氧化物催化剂及其制备方法 |
CN105618043A (zh) * | 2015-12-28 | 2016-06-01 | 成都信息工程大学 | 一种催化剂、制备方法及应用 |
CN105797723A (zh) * | 2016-04-18 | 2016-07-27 | 太原理工大学 | 一种甲醇甲醛低温深度氧化催化剂 |
Non-Patent Citations (3)
Title |
---|
张雪乔 等: "BaO对单Pd 催化剂净化甲醇燃料车尾气性能的影响", 《稀有金属材料与工程》 * |
张雪乔 等: "负载型Pd催化剂的制备及其对甲醇氧化的催化活性", 《功能材料》 * |
杨成 等: "CeO2 和La2O3改性Pd/γ-Al2O3甲醇低温分解催化剂的研究Ⅰ.CeO2改性Pd/γ-Al2O3催化剂的结构和性能", 《催化学报》 * |
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CN109569598B (zh) | 2022-03-11 |
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Effective date of registration: 20240527 Address after: 324400 Guokenglong, Shilipu Village, Donghua Street, Longyou County, Quzhou City, Zhejiang Province Patentee after: ZHEJIANG SAPPHIRE ENERGY SCIENCE AND TECHNOLOGY Co.,Ltd. Country or region after: China Address before: 610225, No. 24, Section 1, Xuefu Road, Southwest Economic Development Zone, Chengdu, Sichuan Patentee before: CHENGDU University OF INFORMATION TECHNOLOGY Country or region before: China |
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