SU288893A1 - METHOD OF PREPARING THE CATALYST - Google Patents
METHOD OF PREPARING THE CATALYSTInfo
- Publication number
- SU288893A1 SU288893A1 SU1375812A SU1375812A SU288893A1 SU 288893 A1 SU288893 A1 SU 288893A1 SU 1375812 A SU1375812 A SU 1375812A SU 1375812 A SU1375812 A SU 1375812A SU 288893 A1 SU288893 A1 SU 288893A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- catalyst
- solution
- preparing
- metal
- carrier
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title description 10
- LTPBRCUWZOMYOC-UHFFFAOYSA-N BeO Chemical compound O=[Be] LTPBRCUWZOMYOC-UHFFFAOYSA-N 0.000 description 8
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 239000000969 carrier Substances 0.000 description 6
- 229910052803 cobalt Inorganic materials 0.000 description 5
- 229910052697 platinum Inorganic materials 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 241000216690 Gracula religiosa Species 0.000 description 4
- 229910052763 palladium Inorganic materials 0.000 description 4
- 229910052804 chromium Inorganic materials 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 229910044991 metal oxide Inorganic materials 0.000 description 3
- 150000004706 metal oxides Chemical class 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- -1 pairimer AloOa Inorganic materials 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Inorganic materials [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- JLDSOYXADOWAKB-UHFFFAOYSA-N Aluminium nitrate Chemical compound [Al+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O JLDSOYXADOWAKB-UHFFFAOYSA-N 0.000 description 1
- 229910000967 As alloy Inorganic materials 0.000 description 1
- RFVVBBUVWAIIBT-UHFFFAOYSA-N Beryllium nitrate Chemical compound [Be+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O RFVVBBUVWAIIBT-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229910017566 Cu-Mn Inorganic materials 0.000 description 1
- 229910017871 Cu—Mn Inorganic materials 0.000 description 1
- 241000283903 Ovis aries Species 0.000 description 1
- 235000015450 Tilia cordata Nutrition 0.000 description 1
- 240000006909 Tilia x europaea Species 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- HSJPMRKMPBAUAU-UHFFFAOYSA-N cerium(3+);trinitrate Chemical compound [Ce+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O HSJPMRKMPBAUAU-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N o-xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Description
Изобретение относитс к способам приготовлени каталпзатора дл очистки промышленных газов от вредных органических веществ .This invention relates to methods for preparing a catalizer for the purification of industrial gases from harmful organic substances.
Известеи способ приготовлени катализатора дл очистки газов от органических веществ путел нанесени на поверхность непористого металлического носител илеики из окислов металлов, не восстаиавливаюш,ихс в условн х реакции, наиример АЬ.Оз, ВеО, MgO, ThOo, сушки полученной пленки, иропиткн ее раствором соединени каталитически активного металла или его восстанавлнваюи1егос окисла, например Pt, Ru, Pd, Ag и Си, или смеси Ag-Сг, Си-Сг или Си-Мп с последующей сушкой и прокаливанием.Limes method of preparing a catalyst for the purification of gases from organic substances by putting a non-porous metal carrier ileiki from metal oxides on the surface, not recovering them in reaction conditions, such as AB.Oz, BeO, MgO, ThOo, drying the resulting film, using its solution a catalytically active metal or its reducing oxide, for example, Pt, Ru, Pd, Ag, and Cu; or mixtures of Ag-Cg, Cu-Cg, or Cu-Mn, followed by drying and calcination.
С целью иовышенн механической прочпости , активности и термической стбильности катализатора иа напористый металлический носитель , в качестве которого используют сплавы , содержаи ие иреимуществеиио Сг, N4 и Fe в различиых соотиошеии х, а также легированные Мп, W, Со, Si, Nb, нанос т пленку из окислов металлов, паиример AloOa, ВеО, СеОо. Обрабатывают полученную пленку 1%-ным раствором КОН, сушат, пропитывают раствором каталитически активного металла, наиример Pt, Pd, Со, а затем сушат и прокаливают.In order to increase the mechanical strength, activity and thermal stability of the catalyst and an energetic metallic carrier, which is used as alloys, the content and advantages of Cr, N4 and Fe in various ratios x, as well as doped Mn, W, Co, Si, Nb, cause film of metal oxides, pairimer AloOa, BeO, CeOo. The resulting film is treated with 1% KOH solution, dried, impregnated with a solution of a catalytically active metal, naimer Pt, Pd, Co, and then dried and calcined.
Пример. Дл ириготовленн катализатора сплав (наиример. 20% Сг и 80% М) в виде спирали из ироволоки диаметром 0.2-0,4 .;;../. очищают от жирной илеики одним из известных способов (иро: ывкой 10%-ным раствором щелочи, мыльной водой, ацетоном).Example. For the catalyst prepared in iridescence (nairimer. 20% Cr and 80% M) in the form of a helix made of irovoli with a diameter of 0.2-0.4. ;; ../. they are purified from fatty ileiki by one of the known methods (iro: using 10% alkali solution, soapy water, acetone).
На сухую проволоку нанос т слой насты, состо щей из водной суснензии (50% НоО) окнси алюмиии . берилли , цери и азотнокислого алюмини .A layer of nasta consisting of water suspension (50% Noo) oxy aluminum is applied on a dry wire. beryllium, cerium and aluminum nitrate.
Состав пасты (в %): АЬЮз 70, ВеО 15, СеО. 4. AUNOa);, 11.The composition of the paste (in%): HOW 70, BeO 15, SEO. 4. AUNOa) ;, 11.
Носле удалеии избытка насты и подсушки сначала при комнатной температуре, затем при 100 С прово.току прокаливают при 300° С в течеиие 1 час.After removing the excess of the infusion and drying, first at room temperature, then at 100 C, the wire is calcined at 300 ° C for 1 hour.
Охлажденную проволоку обрабатывают 1%-ным раствором КОН и вновь подсушиваютThe cooled wire is treated with 1% KOH solution and dried again.
при 100° С. На полученную топкую н прочную нленку нанос т благородный пли неблагородный металл (Pt. Pd, Со), нронитыва ее 1%ным раствором солей соответствующего металла .at 100 ° C. A noble or non-noble metal (Pt. Pd, Co) is applied to the obtained solid, durable lambs with a 1% solution of salts of the corresponding metal.
После удалени избытка раствора катализатор подсушивают при комнатной температуре, а затем, иостененио повыша температуру до 600 и 900° С, прокаливают в течение 2 час.After removing the excess solution, the catalyst is dried at room temperature, and then, with cooling, raising the temperature to 600 and 900 ° C, calcined for 2 hours.
В таблице представлены результаты окислени некоторых органических веществ па платиновом катализаторе (содержание плотности 0,02%), нанесенном на непористый носитель (20% Сг, 80% №).The table presents the results of the oxidation of some organic substances on a platinum catalyst (density content 0.02%) deposited on a non-porous carrier (20% Cr, 80% N).
ТаблицаTable
Активность платинового катализатора глубокого окислени этанола и ксилолаPlatinum catalyst activity for deep oxidation of ethanol and xylene
Предложенный катализатор может работать в интервале температур 250-900°С с объемными скорост ми до 70000 .The proposed catalyst can operate in the temperature range of 250-900 ° C with flow rates up to 70,000.
Предмет изобретени Subject invention
1.Способ приготовлени катализатора дл очистки газов от оргапнческих веществ путем1. Method of preparing a catalyst for the purification of gases from organic substances by
наиесенп па поверхность непористого металлического носител пленки из окислов металлов с последуюпщм пропитыванием ее раствором каталитически активного металла, отличающийс тем, что, с целью увеличени активности и термической стабильности катализатора , на носитель, в качестве которого используют сплавы, содержащие Сг, Ni, Fe, Со, Nb,Mn, V, Si, нанос т пленку из АЬОз, ВеО, СеОг, обрабатывают 1%-ным раствором КОН, сушат , ироиитывают раствором каталитически активного металла, например Pt, Pd, Со с последующей сущкой и прокаливанием.deposited a metal oxide film on the surface of a non-porous metal carrier, followed by impregnating it with a solution of a catalytically active metal, characterized in that, in order to increase the activity and thermal stability of the catalyst, on a carrier, as used for alloys containing Cr, Ni, Fe, Co , Nb, Mn, V, Si, deposited film from HOC, BeO, CeOg, treated with 1% KOH solution, dried, and coated with a solution of a catalytically active metal, for example, Pt, Pd, Co, followed by substance and calcination.
2.Способ ио и. 1, отличающийс тем, что в качестве носител исиользуют сплавы следующего состава (в %):2. Method Io and. 1, characterized in that the alloys of the following composition are used as a carrier (in%):
Мп 15 Сг 25 Ni 30Ni 35 Сг 15Mp 15 Cr 25 Ni 30Ni 35 Cr 15
Nb 1Сг 65 Ni 60Nb 1Sg 65 Ni 60
Сг 15 Ni 35Cr 15 Ni 35
Сг 69Fe 25Cr 69Fe 25
Fe 70 W 8Fe 70 W 8
Co 12Co 12
Si 2Si 2
Fe 18Fe 18
Publications (1)
Publication Number | Publication Date |
---|---|
SU288893A1 true SU288893A1 (en) |
Family
ID=
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2736879A1 (en) * | 1977-08-16 | 1979-02-22 | Alanova | Catalyst for oxidn. of organic cpds., esp. in waste gas - having metal spiral support with active coating contg. cementing additive, increasing stability |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2736879A1 (en) * | 1977-08-16 | 1979-02-22 | Alanova | Catalyst for oxidn. of organic cpds., esp. in waste gas - having metal spiral support with active coating contg. cementing additive, increasing stability |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0306945B1 (en) | Oxidation of carbon monoxide and catalyst therefor | |
US5258340A (en) | Mixed transition metal oxide catalysts for conversion of carbon monoxide and method for producing the catalysts | |
US4499205A (en) | High activity catalyst for reforming of methanol and process of preparing same | |
JP3447384B2 (en) | Exhaust gas purification catalyst | |
JPH01168343A (en) | Exhaust gas purifying catalyst | |
JP5999548B2 (en) | Photocatalyst and method for producing the same | |
JPH01262945A (en) | Heat resistant noble metallic catalyst and production thereof | |
JPS6043175B2 (en) | Manufacturing method of metal catalyst | |
JP5607131B2 (en) | Exhaust gas purification catalyst | |
CN110918094A (en) | Halogenated volatile organic compound catalytic combustion powder catalyst, preparation method thereof and preparation method of honeycomb ceramic monolithic catalyst | |
CN113751023B (en) | Bimetallic-based catalyst for low-temperature high-selectivity catalytic oxidation of ammonia, preparation method and application thereof | |
JP3050558B2 (en) | Catalyst support material and method for producing such support material | |
SU288893A1 (en) | METHOD OF PREPARING THE CATALYST | |
CN110876943A (en) | Oxide-modified Pt-Co bimetallic catalyst, preparation method and application thereof to CO oxidation | |
US3472897A (en) | Reduction of nitrobenzene | |
CN107252694A (en) | CO catalyst and preparation method thereof is aoxidized under a kind of steam and carbon dioxide atmosphere | |
JPH04250852A (en) | Catalyst to oxidize carbon-containing compound and its production | |
CN113019411A (en) | Boron nitride supported platinum-based catalyst for low-temperature selective catalytic oxidation of ammonia, and preparation method and application thereof | |
JPH0290947A (en) | Manufacture of catalyst for exhaust gas purification | |
CN114146711B (en) | Sulfur-resistant halogenated volatile organic catalytic combustion monolithic catalyst and preparation method thereof | |
SU292700A1 (en) | METHOD OF PREPARING THE CATALYST | |
JP3427422B2 (en) | Exhaust gas purification catalyst and method for producing the same | |
KR20190053496A (en) | Platinum colloid-based platinum/vanadium/titania catalyst for removal of gaseous ammonia and method for manufacturing the same | |
JP2002320851A (en) | Catalyst for cleaning exhaust gas and method for manufacturing the same | |
JP3291538B2 (en) | Methanol decomposition catalyst and method for producing the same |