SU118808A1 - The method of obtaining magnesium silicate catalyst - Google Patents
The method of obtaining magnesium silicate catalystInfo
- Publication number
- SU118808A1 SU118808A1 SU360961A SU360961A SU118808A1 SU 118808 A1 SU118808 A1 SU 118808A1 SU 360961 A SU360961 A SU 360961A SU 360961 A SU360961 A SU 360961A SU 118808 A1 SU118808 A1 SU 118808A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- catalyst
- magnesium
- magnesium silicate
- silicate catalyst
- obtaining magnesium
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title description 10
- 238000000034 method Methods 0.000 title description 6
- 239000000391 magnesium silicate Substances 0.000 title description 4
- 229910052919 magnesium silicate Inorganic materials 0.000 title description 4
- 235000019792 magnesium silicate Nutrition 0.000 title description 4
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 title 1
- 239000000243 solution Substances 0.000 description 7
- 238000005336 cracking Methods 0.000 description 4
- 239000004115 Sodium Silicate Substances 0.000 description 3
- MKPXGEVFQSIKGE-UHFFFAOYSA-N [Mg].[Si] Chemical compound [Mg].[Si] MKPXGEVFQSIKGE-UHFFFAOYSA-N 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- FSBVERYRVPGNGG-UHFFFAOYSA-N dimagnesium dioxido-bis[[oxido(oxo)silyl]oxy]silane hydrate Chemical compound O.[Mg+2].[Mg+2].[O-][Si](=O)O[Si]([O-])([O-])O[Si]([O-])=O FSBVERYRVPGNGG-UHFFFAOYSA-N 0.000 description 3
- 159000000003 magnesium salts Chemical class 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 3
- 229910052911 sodium silicate Inorganic materials 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000003518 caustics Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical class [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 238000004523 catalytic cracking Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 description 1
- 238000007725 thermal activation Methods 0.000 description 1
Landscapes
- Catalysts (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Description
Известны способы получени магний-силикатного катализатора дл крекинга углеводородов.Methods are known for producing a magnesium silicate catalyst for cracking hydrocarbons.
Отличительна особенность описываемого способа состоит в том, что из раствора соли магни раствором силиката натри и едкой щелочи осаждают комплексное магний-кремниевое соединение. Причем соотношение исходных продуктов примен ют такое, чтобы катализатор содержал 25-30% окиси магни и 70-75% окиси кремни .A distinctive feature of the described method is that a complex magnesium-silicon compound is precipitated from a solution of magnesium salt with a solution of sodium silicate and caustic alkali. Moreover, the ratio of initial products is used such that the catalyst contains 25-30% of magnesium oxide and 70-75% of silicon oxide.
Такой способ обеспечивает получение катализатора с высокой крекирующей Способностью.This method provides a catalyst with a high cracking ability.
Раствор силиката натри готовитс из технического жидкого стекла с удельным весом 1,3-1,4 путем разбавлени его водой и добавки соответствующего количества щелочи.The sodium silicate solution is prepared from technical liquid glass with a specific gravity of 1.3-1.4 by diluting it with water and adding an appropriate amount of alkali.
Раствор сернокислого магни или другой соли магни готовитс путем растворени в воде и доведени ее концентрации до заданной величины, например 3-4 N.A solution of magnesium sulphate or another magnesium salt is prepared by dissolving in water and bringing its concentration to a predetermined value, for example, 3-4 N.
Осаждение силиката-магни производ т путем сливани при непрерывном и интенсивном перемещивании двух исходных растворов в соответствующих объемах, необходимых дл образовани комплексного магний-кремниевого соединени , например метилсиликата системы MgO-SiOs-НгО.Magnesium silicate is precipitated by merging with continuous and intensive displacement of two initial solutions in appropriate volumes necessary for the formation of a complex magnesium-silicon compound, for example methyl silicate of the MgO-SiOs-HgO system.
Полученна суспензи отстаиваетс . Осадок отфильтровываетс , промываетс от избытка соли Na2SO4, отжимаетс и активируетс раствором аммонийной соли дл удалени в результате обменной реак; ции оставщегос в комплексе натри .The resulting suspension is settled. The precipitate is filtered off, washed with an excess of Na2SO4 salt, pressed and activated with a solution of ammonium salt to be removed as a result of the exchange reaction; of the remaining sodium complex.
Активированна масса промываетс до отрицательной реакции «а ион в промывных водах, фильтруетс , частично высушиваетс „ и формуетс . № П8808-2-,The activated mass is washed to a negative reaction and the ion in the wash water is filtered, partially dried and molded. No. P8808-2-,
Сушка формованных таблеток катализатора ведетс с постепенным повышением температуры до 100-110° в течение 8-12 часов.Drying of the molded catalyst tablets is carried out with a gradual increase in temperature to 100-110 ° for 8-12 hours.
Высушенный при 100° катализатор подвергаетс в дальнейшем термической активации путем прокаливани его в потоке воздуха при температуре 550° в течение 2 часов.The catalyst, dried at 100 ° C, is further subjected to thermal activation by calcining it in a stream of air at 550 ° C for 2 hours.
Прокаленный катализатор представл ет собой готовый препарат, который может найти применение в процессе каталитического крекингаThe calcined catalyst is a finished product that can be used in the catalytic cracking process.
Предмет изобрет-ени The subject of the invention
1.Способ получени магний-силикатного катализатора дл крекинга углеводородов, отличающийс тем, что, с целью получени катализатора с высокой крекирующей способностью, из раствора соли магни осаждают раствором силиката натри и едкой щелочи комплексное магний-кремниевое соединение.1. A method for producing a magnesium silicate catalyst for cracking hydrocarbons, characterized in that, in order to obtain a high cracking catalyst, from the magnesium salt solution is precipitated with a solution of sodium silicate and caustic alkali a magnesium-silicon compound.
2.Способ по П. 1, о тл и ч а ющи йс тем, что примен ют такие соотношени исходных продуктов, чтобы катализатор содержал 25-30% окиси магни и 70-75% окиси кремни .2. The method according to claim 1, about tl, and often by using such ratios of the starting products so that the catalyst contains 25-30% of magnesium oxide and 70-75% of silicon oxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU360961A SU118808A1 (en) | 1957-12-06 | 1957-12-06 | The method of obtaining magnesium silicate catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU360961A SU118808A1 (en) | 1957-12-06 | 1957-12-06 | The method of obtaining magnesium silicate catalyst |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU118808A1 true SU118808A1 (en) | 1958-11-30 |
Family
ID=48390805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU360961A SU118808A1 (en) | 1957-12-06 | 1957-12-06 | The method of obtaining magnesium silicate catalyst |
Country Status (1)
| Country | Link |
|---|---|
| SU (1) | SU118808A1 (en) |
-
1957
- 1957-12-06 SU SU360961A patent/SU118808A1/en active
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