SU398270A1 - CATALYTIC SOLUTION FOR HYDRATION OF ACETYLEI - Google Patents
CATALYTIC SOLUTION FOR HYDRATION OF ACETYLEIInfo
- Publication number
- SU398270A1 SU398270A1 SU1703553A SU1703553A SU398270A1 SU 398270 A1 SU398270 A1 SU 398270A1 SU 1703553 A SU1703553 A SU 1703553A SU 1703553 A SU1703553 A SU 1703553A SU 398270 A1 SU398270 A1 SU 398270A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- catalytic solution
- hydration
- acetylene
- mol
- acetylei
- Prior art date
Links
- 230000003197 catalytic effect Effects 0.000 title claims description 10
- 230000036571 hydration Effects 0.000 title claims description 4
- 238000006703 hydration reaction Methods 0.000 title claims description 4
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 15
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims description 11
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 10
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims description 9
- 229910052763 palladium Inorganic materials 0.000 claims description 5
- 235000011149 sulphuric acid Nutrition 0.000 claims description 4
- 239000011790 ferrous sulphate Substances 0.000 claims description 3
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 3
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 3
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 3
- 150000002941 palladium compounds Chemical class 0.000 claims description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 16
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 7
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- QIJOTGQMDJOKJJ-UHFFFAOYSA-L [O-2].[Fe+4].S([O-])([O-])(=O)=O Chemical compound [O-2].[Fe+4].S([O-])([O-])(=O)=O QIJOTGQMDJOKJJ-UHFFFAOYSA-L 0.000 description 1
- LEHDAUVKMZSXMT-UHFFFAOYSA-N acetylene hydrate Chemical compound O.C#C.C#C LEHDAUVKMZSXMT-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 150000001728 carbonyl compounds Chemical class 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Description
1one
Изобретение относитс к области производства катализаторов, в частности к каталитическому раствору дл гидратации ацетилена.The invention relates to the manufacture of catalysts, in particular to a catalytic solution for the hydration of acetylene.
Известен каталитический раствор дл гидратащии ацетилена, содержащий серную кислоту , сульфат железа и сульфат паллади , который не обладает достаточно высокой селект1ивностью .A catalytic solution for acetylene hydrate is known, containing sulfuric acid, ferrous sulfate and palladium sulfate, which does not have a sufficiently high selectivity.
Цель изобретени - создание каталитического раствора, про вл ющего более высокую селективность.The purpose of the invention is to create a catalytic solution exhibiting higher selectivity.
(Предлагаемый каталитический раствор содержит серную кислоту, сульфат железа и соединение паллади - тетрааминохлорид паллади .(The proposed catalytic solution contains sulfuric acid, ferrous sulfate and palladium compound - palladium tetraamino chloride.
Предпочтительный количественный состав каталитического раствора: H2SO4 от 0,5 до 2,0 Моль/л, Ре2(5О4)з от 9-10-з до 9-10- моль/л, Pd(NH3) 9-10-з г-ион/л.The preferred quantitative composition of the catalytic solution: H2SO4 is from 0.5 to 2.0 Mol / l, Fe2 (5O4) s from 9-10-z to 9-10-mol / l, Pd (NH3) 9-10-z g- ion / l.
Предложенный каталитический раствор про вл ет селективность 90%.The proposed catalytic solution exhibits a selectivity of 90%.
Пример. Приготовление катализатораExample. Catalyst preparation
1.(NH3),Cl,Pd-h2NH3 ::Pd(NH3)4Cl,1. (NH3), Cl, Pd-h2NH3 :: Pd (NH3) 4Cl,
2. (NH.,)4 PdCUI + 4МНз 2Pd (МНз)4С1,2. (NH.,) 4 PdCUI + 4MNz 2Pd (MH3) 4C1,
Соль Вокелена Рд(ЫНз)4 PdCU или палладозамин раствор ют в избытке аммиака . Растворение происходит даже при комнатной температуре, при нагревании процесс ускор етс . Из раствора при его вываривании на вод ной бане выдел ютс бесцветные или чуть желтоватые кристаллы Рд(ЫНз). Соединение вполне устойчиво при комнатной температуре, в растворе не гидролизуетс . KHPd(NH3)4Cl2 0,3-10-3°.The Vokeléle RD (LH3) 4 PdCU salt or palladosamine is dissolved in an excess of ammonia. Dissolution occurs even at room temperature, with heating, the process is accelerated. Colorless or slightly yellowish Pd (NH3) crystals are separated from the solution during its digestion in a water bath. The compound is quite stable at room temperature, it does not hydrolyze in solution. KHPd (NH3) 4Cl2 0.3-10-3 °.
Комплекс тетрааминохлорида паллади добавл ют в сернокислый раствор окисного железа до следующих соотношений реагентов: H2SO4 0,5-2,0 моль/л, Ре2(5О4)з 9-10-з- 9-10-1 моль/л, Pd(NH3) 9-10-з г-ион/л. Кинетику превращени ацетилена в присутствии комплекса паллади изучают на проточной по газу установке с интенсивно встр хиваемым (800 кач/мин) термостатированным реактором. Продукты реакции удал ютс из ацетилена в адсорбированных ловушках, охлаждаемых водопроводной водой. СкоростьThe palladium tetraaminochloride complex is added to the iron oxide sulfate solution to the following ratios of reactants: H2SO4 0.5-2.0 mol / l, Fe2 (5O4) s 9-10-z-9-10-1 mol / l, Pd (NH3 ) 9-10-z g-ion / l. The kinetics of acetylene conversion in the presence of a palladium complex is studied on a gas flow unit with a vortexed (800 quality / min) thermostatted reactor. The reaction products are removed from acetylene in adsorbed traps cooled with tap water. Speed
поглощени ацетилена регистрируетс непрерывно , а продукты реакции анализируют периодически (через 15 мин). Методика эксперимента позвол ет непрерывно получать сведени о скорости поглощени ацетилена иthe absorption of acetylene is recorded continuously, and the reaction products are analyzed periodically (after 15 min). The experimental procedure allows one to continuously obtain information about the rate of absorption of acetylene and
превращении его в карбонильные соединени . О состо нии каталитической системы суд т по потенциалу платиновой проволоки, опущенной в реакционную среду. Опыты провод т при температуре 98°С, при скорости подачи ацетилена (98%) 28-30 мл/мин, врем converting it to carbonyl compounds. The state of the catalytic system is judged by the potential of the platinum wire dipped into the reaction medium. The experiments were carried out at a temperature of 98 ° C, at an acetylene feed rate (98%) of 28-30 ml / min, time
опыта 60 мин. Дри пропускании ацетилена через дредлагаемый -каталический раствор, содержащий Pd(NH3) 9-10- г-ион/л, Ре2(5О4)з 9-10-2 моль/л, H2SO4 0,83 моль/л, образуетс уксусный альдегид.experience 60 min. Driving acetylene through a predalgable -catalytic solution containing Pd (NH3) 9-10 g ion / l, Fe2 (5O4) g 9-10-2 mol / l, H2SO4 0.83 mol / l, acetic aldehyde is formed.
Конверси ацетилена при этом составл ет 12-15%, выход ащетальдегида достигает 92- 95% на вступивший в реакцию адетилен.The conversion of acetylene in this case amounts to 12-15%, and the yield of acetaldehyde reaches 92-95% for the adylene entering into the reaction.
Зависимость конверсии, селективности и средней скорости гидратации С2Н2 от концентрации ионов Fe+ видна из представленного в таблице.The dependence of the conversion, selectivity and average hydration rate of C2H2 on the concentration of Fe + ions is shown in the table.
П ip е д м е т и 3 о б р е т е и и P ip e dme et i 3 o b e te e u u
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1703553A SU398270A1 (en) | 1971-10-07 | 1971-10-07 | CATALYTIC SOLUTION FOR HYDRATION OF ACETYLEI |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1703553A SU398270A1 (en) | 1971-10-07 | 1971-10-07 | CATALYTIC SOLUTION FOR HYDRATION OF ACETYLEI |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU398270A1 true SU398270A1 (en) | 1973-09-27 |
Family
ID=20489786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU1703553A SU398270A1 (en) | 1971-10-07 | 1971-10-07 | CATALYTIC SOLUTION FOR HYDRATION OF ACETYLEI |
Country Status (1)
| Country | Link |
|---|---|
| SU (1) | SU398270A1 (en) |
-
1971
- 1971-10-07 SU SU1703553A patent/SU398270A1/en active
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