JPH024526B2 - - Google Patents
Info
- Publication number
- JPH024526B2 JPH024526B2 JP62319175A JP31917587A JPH024526B2 JP H024526 B2 JPH024526 B2 JP H024526B2 JP 62319175 A JP62319175 A JP 62319175A JP 31917587 A JP31917587 A JP 31917587A JP H024526 B2 JPH024526 B2 JP H024526B2
- Authority
- JP
- Japan
- Prior art keywords
- silica
- range
- hours
- peak
- crystalline
- 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.)
- Expired - Lifetime
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 99
- 235000012239 silicon dioxide Nutrition 0.000 claims description 36
- 229910002026 crystalline silica Inorganic materials 0.000 claims description 32
- 239000000377 silicon dioxide Substances 0.000 claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000002441 X-ray diffraction Methods 0.000 claims description 9
- 239000013078 crystal Substances 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 5
- 239000011148 porous material Substances 0.000 claims description 4
- 150000003863 ammonium salts Chemical class 0.000 claims description 2
- 238000001354 calcination Methods 0.000 claims description 2
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 66
- 239000003054 catalyst Substances 0.000 description 27
- 238000006243 chemical reaction Methods 0.000 description 27
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 description 22
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 21
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- 238000007069 methylation reaction Methods 0.000 description 13
- 230000011987 methylation Effects 0.000 description 12
- 239000000203 mixture Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 11
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 10
- 239000012022 methylating agentsâ Substances 0.000 description 10
- 239000000047 product Substances 0.000 description 10
- 229910004298 SiO 2 Inorganic materials 0.000 description 9
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 9
- 239000000463 material Substances 0.000 description 7
- 239000004215 Carbon black (E152) Substances 0.000 description 6
- 238000005804 alkylation reaction Methods 0.000 description 6
- 229930195733 hydrocarbon Natural products 0.000 description 6
- 150000002430 hydrocarbons Chemical class 0.000 description 6
- 239000011734 sodium Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 239000010457 zeolite Substances 0.000 description 6
- 230000029936 alkylation Effects 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 5
- IVSZLXZYQVIEFR-UHFFFAOYSA-N m-xylene Chemical group CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 description 5
- 230000001035 methylating effect Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 230000004913 activation Effects 0.000 description 4
- 125000003118 aryl group Chemical group 0.000 description 4
- 239000008119 colloidal silica Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 239000000376 reactant Substances 0.000 description 4
- 239000008096 xylene Substances 0.000 description 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 3
- QMMFVYPAHWMCMS-UHFFFAOYSA-N Dimethyl sulfide Chemical compound CSC QMMFVYPAHWMCMS-UHFFFAOYSA-N 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 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 3
- -1 aliphatic alcohols Chemical class 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 3
- 239000000499 gel Substances 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 229910000323 aluminium silicate Inorganic materials 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
- GZUXJHMPEANEGY-UHFFFAOYSA-N bromomethane Chemical compound BrC GZUXJHMPEANEGY-UHFFFAOYSA-N 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000007323 disproportionation reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910021485 fumed silica Inorganic materials 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- 238000000634 powder X-ray diffraction Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000012209 synthetic fiber Substances 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 150000003738 xylenes Chemical class 0.000 description 2
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 229920004934 Dacron® Polymers 0.000 description 1
- 206010033799 Paralysis Diseases 0.000 description 1
- WAIPAZQMEIHHTJ-UHFFFAOYSA-N [Cr].[Co] Chemical compound [Cr].[Co] WAIPAZQMEIHHTJ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 229910052910 alkali metal silicate Inorganic materials 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 239000012018 catalyst precursor Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- NEHMKBQYUWJMIP-NJFSPNSNSA-N chloro(114C)methane Chemical compound [14CH3]Cl NEHMKBQYUWJMIP-NJFSPNSNSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000020335 dealkylation Effects 0.000 description 1
- 238000006900 dealkylation reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
- AJNVQOSZGJRYEI-UHFFFAOYSA-N digallium;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Ga+3].[Ga+3] AJNVQOSZGJRYEI-UHFFFAOYSA-N 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 229940077445 dimethyl ether Drugs 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910001195 gallium oxide Inorganic materials 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 229910052809 inorganic oxide Inorganic materials 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000006317 isomerization reaction Methods 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229940102396 methyl bromide Drugs 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 229910052901 montmorillonite Inorganic materials 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 150000004714 phosphonium salts Chemical class 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 238000010555 transalkylation reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
- C07C2/86—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon
- C07C2/862—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon the non-hydrocarbon contains only oxygen as hetero-atoms
- C07C2/864—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon the non-hydrocarbon contains only oxygen as hetero-atoms the non-hydrocarbon is an alcohol
-
- 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
- B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
-
- 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
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/18—Arsenic, antimony or bismuth
-
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/03—Catalysts comprising molecular sieves not having base-exchange properties
- B01J29/035—Microporous crystalline materials not having base exchange properties, such as silica polymorphs, e.g. silicalites
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
- C07C2/86—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon
- C07C2/862—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon the non-hydrocarbon contains only oxygen as hetero-atoms
- C07C2/865—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon the non-hydrocarbon contains only oxygen as hetero-atoms the non-hydrocarbon is an ether
-
- 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
- B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
- B01J2229/10—After treatment, characterised by the effect to be obtained
- B01J2229/12—After treatment, characterised by the effect to be obtained to alter the outside of the crystallites, e.g. selectivation
-
- 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
- B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
- B01J2229/30—After treatment, characterised by the means used
- B01J2229/32—Reaction with silicon compounds, e.g. TEOS, siliconfluoride
-
- 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
- B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
- B01J2229/30—After treatment, characterised by the means used
- B01J2229/42—Addition of matrix or binder particles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2529/00—Catalysts comprising molecular sieves
- C07C2529/03—Catalysts comprising molecular sieves not having base-exchange properties
- C07C2529/035—Crystalline silica polymorphs, e.g. silicalites
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Silicon Compounds (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
Description
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çµæ¶åœ¢ããšãçµæ¶æ§ã·ãªã«å€åœ¢äœã ïŒ ç¹èš±è«æ±ã®ç¯å²ç¬¬ïŒé èšèŒã®ã·ãªã«ã§ãã€
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ãŠãç·åæäžã®ïœïŒâ«ïŒïŒ3.00±0.05ããã³1.46
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ã«ãããïŒã®è£œæ³ã§ãã€ãŠã (a) æ°Žãã·ãªã«æºãã¢ã«ããããŠã ååç©ã®äžè
ã120ã200âã§çŽ20ã200æéãPH10ã14ã§å
å¿ãã (b) çŽ200ã550âã§åŠçã (c) ã¢ã³ã¢ããŠã å¡©ã§å¡©åºäº€æãè¡ãªã (d) 200ã600âã§æ°æéçŒæããå·¥çšãããªã補
æ³ã
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/032,001 US4444989A (en) | 1979-04-20 | 1979-04-20 | Methylation of toluene to para-xylene catalyzed by crystalline silica |
| US32,001 | 1979-04-20 | ||
| US129,272 | 1980-03-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63185808A JPS63185808A (ja) | 1988-08-01 |
| JPH024526B2 true JPH024526B2 (ja) | 1990-01-29 |
Family
ID=21862569
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5056280A Pending JPS55149117A (en) | 1979-04-20 | 1980-04-18 | Crystalline silica and use in alkylation of its aromatic group |
| JP62319175A Granted JPS63185808A (ja) | 1979-04-20 | 1987-12-18 | çµæ¶æ§ã·ãªã«å€åœ¢äœ |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5056280A Pending JPS55149117A (en) | 1979-04-20 | 1980-04-18 | Crystalline silica and use in alkylation of its aromatic group |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4444989A (ja) |
| JP (2) | JPS55149117A (ja) |
| BE (1) | BE882859A (ja) |
| ZA (1) | ZA802216B (ja) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8001342A (nl) * | 1980-03-06 | 1980-07-31 | Shell Int Research | Werkwijze voor het uitvoeren van katalytische omzettingen. |
| US4288647A (en) * | 1980-03-10 | 1981-09-08 | Mobil Oil Corporation | Shape selective reactions with alkaline earth-modified zeolite catalysts |
| US4504690A (en) * | 1982-03-18 | 1985-03-12 | Mobil Oil Corporation | Organophosphorus-treated zeolite catalysts for para-selective aromatics conversion |
| US4554394A (en) * | 1982-03-18 | 1985-11-19 | Mobil Oil Corporation | Organophosphorus-treated zeolite catalysts for para-selective aromatics conversion |
| US4400570A (en) * | 1982-05-21 | 1983-08-23 | Cosden Technology, Inc. | Ethylbenzene production employing tea-silicate catalysts |
| JPS60130533A (ja) * | 1983-12-15 | 1985-07-12 | Res Assoc Util Of Light Oil | ãã©ãã·ã¬ã³ã®è£œé æ¹æ³ |
| US4613717A (en) * | 1984-06-25 | 1986-09-23 | Research Association For Utilization Of Light Oil | Process for producing a 1,4-dialkylbenzene |
| US4587371A (en) * | 1984-08-27 | 1986-05-06 | Cosden Technology, Inc. | Hydrocarbon conversion of sulfur contaminated feed stock |
| US4761513A (en) * | 1987-07-01 | 1988-08-02 | Uop Inc. | Temperature control for aromatic alkylation process |
| US4935574A (en) * | 1988-03-29 | 1990-06-19 | E. I. Du Pont De Nemours And Company | Preparation of para-xylene by toluene methylation |
| US4843057A (en) * | 1988-03-29 | 1989-06-27 | E. I. Du Pont De Nemours And Company | Preparation of promoted silica catalysts |
| US5043502A (en) * | 1990-03-16 | 1991-08-27 | Uop | Production of xylenes from light aliphatic hydrocarbons via dehydrocyclodimerization and methylation |
| US5939597A (en) * | 1994-11-10 | 1999-08-17 | Mobil Oil Corporation | Fluid bed process for para-xylene production |
| US6613708B1 (en) | 1999-06-07 | 2003-09-02 | Exxonmobil Chemical Patents Inc. | Catalyst selectivation |
| US6388156B1 (en) * | 1999-05-14 | 2002-05-14 | Exxonmobil Chemical Patents Inc. | Direct selective synthesis of para-xylene by reacting an aromatic compound with a methylating agent formed from CO, Co2 and H2 |
| US7285511B2 (en) * | 2004-04-23 | 2007-10-23 | Saudi Basic Industries Corporation | Method of modifying zeolite catalyst |
| US7399727B2 (en) * | 2004-04-23 | 2008-07-15 | Saudi Basic Industries Corporation | Zeolite catalyst and method |
| US8846559B2 (en) * | 2008-11-03 | 2014-09-30 | Saudi Basic Industries Corporation | Stable shape-selective catalyst for aromatic alkylation and methods of using and preparing |
| US8062987B2 (en) * | 2009-10-05 | 2011-11-22 | Saudi Basic Industries Corporation | Phosphorus-containing zeolite catalysts and their method of preparation |
| US20130190546A1 (en) * | 2012-01-24 | 2013-07-25 | Uop Llc | Benzene alkylation with staged alkane injection |
| US9278342B2 (en) | 2012-07-02 | 2016-03-08 | Saudi Basic Industries Corporation | Method of modifying a phosphorus-containing zeolite catalyst |
| JP6408612B2 (ja) | 2014-06-04 | 2018-10-17 | äžåœç§åŠé¢å€§â²é£âŒååŠç©çç 究æïœïœïœïœïœ ïœïœïœïœïœïœïœïœ ïŒ¯ïœ ïŒ£ïœïœ ïœïœïœïœïœ ïœïœïœïœïœïœïŒïŒ£ïœïœïœïœ ïœïœ ïœïœïœïœ ïœïœ ïŒ¯ïœ ïŒ³ïœïœïœ ïœïœïœ ïœ | é«éžæçã§ïœâãã·ã¬ã³ã補é ããŠãããã¬ã³ã䜵ç£ããæ¹æ³ |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4002698A (en) * | 1975-08-19 | 1977-01-11 | Mobil Oil Corporation | Methylation of toluene in the presence of a phosphorus-modified activated crystalline aluminosilicate catalyst |
| US4073865A (en) * | 1976-09-27 | 1978-02-14 | Union Carbide Corporation | Silica polymorph and process for preparing same |
| US4051191A (en) * | 1977-01-03 | 1977-09-27 | Uop Inc. | Solid phosphoric acid catalyzed alkylation of aromatic hydrocarbons |
-
1979
- 1979-04-20 US US06/032,001 patent/US4444989A/en not_active Expired - Lifetime
-
1980
- 1980-04-14 ZA ZA00802216A patent/ZA802216B/xx unknown
- 1980-04-18 JP JP5056280A patent/JPS55149117A/ja active Pending
- 1980-04-18 BE BE0/200285A patent/BE882859A/fr not_active IP Right Cessation
-
1987
- 1987-12-18 JP JP62319175A patent/JPS63185808A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| ZA802216B (en) | 1981-06-24 |
| JPS55149117A (en) | 1980-11-20 |
| US4444989A (en) | 1984-04-24 |
| JPS63185808A (ja) | 1988-08-01 |
| BE882859A (fr) | 1980-10-20 |
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