DE1542637A1 - Verfahren zur Herstellung eines einteiligen Siliciumdioxyds mit verbesserten Fliess- und Wirbeleigenschaften - Google Patents
Verfahren zur Herstellung eines einteiligen Siliciumdioxyds mit verbesserten Fliess- und WirbeleigenschaftenInfo
- Publication number
- DE1542637A1 DE1542637A1 DE19661542637 DE1542637A DE1542637A1 DE 1542637 A1 DE1542637 A1 DE 1542637A1 DE 19661542637 DE19661542637 DE 19661542637 DE 1542637 A DE1542637 A DE 1542637A DE 1542637 A1 DE1542637 A1 DE 1542637A1
- Authority
- DE
- Germany
- Prior art keywords
- silicon dioxide
- silica
- catalysts
- catalyst
- finely divided
- 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.)
- Pending
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims description 179
- 239000000377 silicon dioxide Substances 0.000 title claims description 86
- 235000012239 silicon dioxide Nutrition 0.000 title claims description 51
- 238000000034 method Methods 0.000 title claims description 23
- 230000008569 process Effects 0.000 title claims description 10
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 239000003054 catalyst Substances 0.000 claims description 74
- 239000000243 solution Substances 0.000 claims description 29
- 239000002245 particle Substances 0.000 claims description 20
- 239000002904 solvent Substances 0.000 claims description 17
- 239000007789 gas Substances 0.000 claims description 6
- 150000001845 chromium compounds Chemical class 0.000 claims description 4
- WGLPBDUCMAPZCE-UHFFFAOYSA-N chromium trioxide Inorganic materials O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 4
- GAMDZJFZMJECOS-UHFFFAOYSA-N chromium(6+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+6] GAMDZJFZMJECOS-UHFFFAOYSA-N 0.000 claims description 3
- 229940117975 chromium trioxide Drugs 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 150000002736 metal compounds Chemical class 0.000 claims 3
- 239000007864 aqueous solution Substances 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 229920000642 polymer Polymers 0.000 description 21
- 238000001994 activation Methods 0.000 description 11
- 230000004913 activation Effects 0.000 description 11
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 11
- 238000006116 polymerization reaction Methods 0.000 description 10
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 8
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 6
- 239000005977 Ethylene Substances 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- 150000001336 alkenes Chemical class 0.000 description 5
- 238000005243 fluidization Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 239000002685 polymerization catalyst Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 229910004298 SiO 2 Inorganic materials 0.000 description 4
- 238000012674 dispersion polymerization Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 239000000155 melt Substances 0.000 description 4
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000000969 carrier Substances 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000002609 medium Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 235000019353 potassium silicate Nutrition 0.000 description 3
- 150000003623 transition metal compounds Chemical class 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 241000282326 Felis catus Species 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 210000003298 dental enamel Anatomy 0.000 description 2
- 229910001882 dioxygen Inorganic materials 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- -1 ethylene Chemical class 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 238000005342 ion exchange Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 101100501444 Escherichia phage P1 17 gene Proteins 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 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
- 239000004115 Sodium Silicate Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000003729 cation exchange resin Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- IJKVHSBPTUYDLN-UHFFFAOYSA-N dihydroxy(oxo)silane Chemical compound O[Si](O)=O IJKVHSBPTUYDLN-UHFFFAOYSA-N 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000002612 dispersion medium Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229920006158 high molecular weight polymer Polymers 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 210000003692 ilium Anatomy 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012690 ionic polymerization Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 229920001467 poly(styrenesulfonates) Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 229910000314 transition metal oxide Inorganic materials 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/16—Clays or other mineral silicates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Silicon Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB54009/65A GB1122069A (en) | 1965-12-21 | 1965-12-21 | Improvements in and relating to silica and products based thereon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1542637A1 true DE1542637A1 (de) | 1970-04-16 |
Family
ID=10469671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19661542637 Pending DE1542637A1 (de) | 1965-12-21 | 1966-12-17 | Verfahren zur Herstellung eines einteiligen Siliciumdioxyds mit verbesserten Fliess- und Wirbeleigenschaften |
Country Status (6)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113929102A (zh) * | 2021-11-24 | 2022-01-14 | 航天特种材料及工艺技术研究所 | 一种利用螯合原理制备高纯硅酸的方法 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4419268A (en) * | 1981-11-20 | 1983-12-06 | Phillips Petroleum Company | Partially hydrolyzed silicate treatment of catalyst support |
| US4454293A (en) * | 1981-11-20 | 1984-06-12 | Phillips Petroleum Company | Polymerization using partially hydrolyzed silicate treatment of catalyst support |
| US7135429B2 (en) * | 2002-05-24 | 2006-11-14 | Ppg Industries Ohio, Inc. | Attrition resistant carrier product |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1649405A (en) * | 1923-05-22 | 1927-11-15 | Herrmann Josef | Filter |
| GB343441A (en) * | 1929-05-03 | 1931-02-16 | Lloyd Francis Nickell | Improvements relating to catalyst carriers |
| US3089902A (en) * | 1961-06-29 | 1963-05-14 | Air Reduction | Production of methyl methacrylate using alkali metal silicate catalyst |
| US3281405A (en) * | 1964-10-05 | 1966-10-25 | Phillips Petroleum Co | Catalyst and process for polymerizing ethylene |
| US3284369A (en) * | 1965-08-12 | 1966-11-08 | Du Pont | Silica supported catalysts and method of preparation thereof |
-
1965
- 1965-12-21 GB GB54009/65A patent/GB1122069A/en not_active Expired
-
1966
- 1966-12-12 US US600761A patent/US3425958A/en not_active Expired - Lifetime
- 1966-12-17 DE DE19661542637 patent/DE1542637A1/de active Pending
- 1966-12-20 NL NL6617846A patent/NL6617846A/xx unknown
- 1966-12-21 FR FR88365A patent/FR1505925A/fr not_active Expired
- 1966-12-21 BE BE691568D patent/BE691568A/xx unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113929102A (zh) * | 2021-11-24 | 2022-01-14 | 航天特种材料及工艺技术研究所 | 一种利用螯合原理制备高纯硅酸的方法 |
| CN113929102B (zh) * | 2021-11-24 | 2023-06-20 | 航天特种材料及工艺技术研究所 | 一种利用螯合原理制备高纯硅酸的方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| BE691568A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1967-06-21 |
| NL6617846A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1967-06-22 |
| US3425958A (en) | 1969-02-04 |
| FR1505925A (fr) | 1967-12-15 |
| GB1122069A (en) | 1968-07-31 |
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