GB1592875A - Silica polymorph and process for preparing same - Google Patents
Silica polymorph and process for preparing same Download PDFInfo
- Publication number
- GB1592875A GB1592875A GB39935/77A GB3993577A GB1592875A GB 1592875 A GB1592875 A GB 1592875A GB 39935/77 A GB39935/77 A GB 39935/77A GB 3993577 A GB3993577 A GB 3993577A GB 1592875 A GB1592875 A GB 1592875A
- Authority
- GB
- United Kingdom
- Prior art keywords
- reaction mixture
- moles
- silica polymorph
- crystalline silica
- polymorph
- 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
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims description 108
- 239000000377 silicon dioxide Substances 0.000 title claims description 32
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- 239000011541 reaction mixture Substances 0.000 claims description 34
- 235000012239 silicon dioxide Nutrition 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 229910002026 crystalline silica Inorganic materials 0.000 claims description 24
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 18
- 238000001354 calcination Methods 0.000 claims description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 7
- 239000011734 sodium Substances 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 229910052783 alkali metal Inorganic materials 0.000 claims description 6
- 150000001768 cations Chemical class 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 150000001340 alkali metals Chemical class 0.000 claims description 5
- 238000002441 X-ray diffraction Methods 0.000 claims description 4
- 238000000862 absorption spectrum Methods 0.000 claims description 4
- 230000000274 adsorptive effect Effects 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical group [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- 125000004432 carbon atom Chemical group C* 0.000 claims description 3
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 239000011574 phosphorus Substances 0.000 claims description 3
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 229910052700 potassium Inorganic materials 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 239000000376 reactant Substances 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims 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 claims 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 239000011591 potassium Substances 0.000 claims 1
- 239000000047 product Substances 0.000 description 41
- 239000013078 crystal Substances 0.000 description 22
- 238000001179 sorption measurement Methods 0.000 description 18
- OSBSFAARYOCBHB-UHFFFAOYSA-N tetrapropylammonium Chemical compound CCC[N+](CCC)(CCC)CCC OSBSFAARYOCBHB-UHFFFAOYSA-N 0.000 description 18
- 239000000203 mixture Substances 0.000 description 15
- 238000000634 powder X-ray diffraction Methods 0.000 description 14
- -1 alkali metal cation Chemical class 0.000 description 11
- 239000012535 impurity Substances 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 10
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 10
- 239000000126 substance Substances 0.000 description 9
- 239000010453 quartz Substances 0.000 description 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000003153 chemical reaction reagent Substances 0.000 description 6
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 5
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical compound S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 description 4
- 229910017855 NH 4 F Inorganic materials 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910052906 cristobalite Inorganic materials 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 239000002156 adsorbate Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 238000002329 infrared spectrum Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- BGQMOFGZRJUORO-UHFFFAOYSA-M tetrapropylammonium bromide Chemical compound [Br-].CCC[N+](CCC)(CCC)CCC BGQMOFGZRJUORO-UHFFFAOYSA-M 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 239000008119 colloidal silica Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 150000004679 hydroxides Chemical class 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- NROKBHXJSPEDAR-UHFFFAOYSA-M potassium fluoride Chemical compound [F-].[K+] NROKBHXJSPEDAR-UHFFFAOYSA-M 0.000 description 2
- 239000011698 potassium fluoride Substances 0.000 description 2
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- VDZOOKBUILJEDG-UHFFFAOYSA-M tetrabutylammonium hydroxide Chemical compound [OH-].CCCC[N+](CCCC)(CCCC)CCCC VDZOOKBUILJEDG-UHFFFAOYSA-M 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- MIMUSZHMZBJBPO-UHFFFAOYSA-N 6-methoxy-8-nitroquinoline Chemical compound N1=CC=CC2=CC(OC)=CC([N+]([O-])=O)=C21 MIMUSZHMZBJBPO-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910018557 Si O Inorganic materials 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- QRSFFHRCBYCWBS-UHFFFAOYSA-N [O].[O] Chemical compound [O].[O] QRSFFHRCBYCWBS-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 229910052910 alkali metal silicate Inorganic materials 0.000 description 1
- 150000001350 alkyl halides Chemical class 0.000 description 1
- 150000008051 alkyl sulfates Chemical class 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 150000003842 bromide salts Chemical class 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- HASGOCLZFTZSTN-UHFFFAOYSA-N cyclohexane;hexane Chemical compound CCCCCC.C1CCCCC1 HASGOCLZFTZSTN-UHFFFAOYSA-N 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 150000002221 fluorine Chemical class 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 235000003270 potassium fluoride Nutrition 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 239000011775 sodium fluoride Substances 0.000 description 1
- 235000013024 sodium fluoride Nutrition 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- DFQPZDGUFQJANM-UHFFFAOYSA-M tetrabutylphosphanium;hydroxide Chemical compound [OH-].CCCC[P+](CCCC)(CCCC)CCCC DFQPZDGUFQJANM-UHFFFAOYSA-M 0.000 description 1
- 229940073455 tetraethylammonium hydroxide Drugs 0.000 description 1
- LRGJRHZIDJQFCL-UHFFFAOYSA-M tetraethylazanium;hydroxide Chemical compound [OH-].CC[N+](CC)(CC)CC LRGJRHZIDJQFCL-UHFFFAOYSA-M 0.000 description 1
- LPSKDVINWQNWFE-UHFFFAOYSA-M tetrapropylazanium;hydroxide Chemical compound [OH-].CCC[N+](CCC)(CCC)CCC LPSKDVINWQNWFE-UHFFFAOYSA-M 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
- 229910021489 α-quartz Inorganic materials 0.000 description 1
- 229910000500 β-quartz 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B37/00—Compounds having molecular sieve properties but not having base-exchange properties
- C01B37/02—Crystalline silica-polymorphs, e.g. silicalites dealuminated aluminosilicate zeolites
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/22—MFI, e.g. ZSM-5. silicalite, LZ-241
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Silicon Compounds (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/726,744 US4073865A (en) | 1976-09-27 | 1976-09-27 | Silica polymorph and process for preparing same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1592875A true GB1592875A (en) | 1981-07-08 |
Family
ID=24919831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB39935/77A Expired GB1592875A (en) | 1976-09-27 | 1977-09-26 | Silica polymorph and process for preparing same |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4073865A (enExample) |
| JP (1) | JPS5342197A (enExample) |
| CA (1) | CA1093278A (enExample) |
| DE (1) | DE2743143C3 (enExample) |
| FR (1) | FR2365519A1 (enExample) |
| GB (1) | GB1592875A (enExample) |
| IT (1) | IT1093004B (enExample) |
| NL (1) | NL176931C (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2139204A (en) * | 1983-05-06 | 1984-11-07 | Univ Moskovsk | Process for producing fine-crystalline alpha quartz |
Families Citing this family (136)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2751443C3 (de) * | 1977-11-17 | 1980-08-14 | Union Carbide Corp., New York, N.Y. (V.St.A.) | Kristallines Siliciumdioxid |
| DK155176C (da) * | 1978-06-22 | 1989-07-17 | Snam Progetti | Fremgangsmaade til fremstilling af aluminiumoxidmodificeret siliciumdioxid |
| US4518703A (en) * | 1979-02-16 | 1985-05-21 | Union Oil Company Of California | Crystalline silica catalysts |
| US4433187A (en) * | 1979-02-16 | 1984-02-21 | Union Oil Company Of California | Process for selectively producing para-xylene |
| US4270017A (en) * | 1979-02-16 | 1981-05-26 | Union Oil Company Of California | Process for selectively producing para-xylene |
| NL7902021A (nl) * | 1979-03-14 | 1980-09-16 | Shell Int Research | Werkwijze voor de bereiding van methaan en/of ethaan. |
| DE2909930C2 (de) * | 1979-03-14 | 1984-05-10 | Basf Ag, 6700 Ludwigshafen | Neue kristalline SiO↓2↓-Modifikation und Verfahren zu ihrer Herstellung |
| US4444989A (en) * | 1979-04-20 | 1984-04-24 | E. I. Du Pont De Nemours And Company | Methylation of toluene to para-xylene catalyzed by crystalline silica |
| US4283306A (en) * | 1979-04-20 | 1981-08-11 | E. I. Du Pont De Nemours And Company | Crystalline silica and use in alkylation of aromatics |
| EP0023089B1 (en) * | 1979-07-12 | 1984-05-30 | Mobil Oil Corporation | Method of preparing zeolite zsm-48, the zeolite so prepared and its use as catalyst for organic compound conversion |
| US4309275A (en) * | 1980-04-28 | 1982-01-05 | Chevron Research Company | Hydrocarbon conversion with crystalline silicates to produce olefins |
| US4416766A (en) * | 1980-04-28 | 1983-11-22 | Chevron Research Company | Hydrocarbon conversion with crystalline silicates |
| US4309276A (en) * | 1980-04-28 | 1982-01-05 | Chevron Research Company | Hydrocarbon conversion with low-sodium silicalite |
| US4401555A (en) * | 1980-04-28 | 1983-08-30 | Chevron Research Company | Hydrocarbon conversion with low-sodium crystalline silicates |
| US4277635A (en) * | 1980-06-24 | 1981-07-07 | Iowa State University Research Foundation, Inc. | Process of concentrating ethanol from dilute aqueous solutions thereof |
| US4340465A (en) * | 1980-09-29 | 1982-07-20 | Chevron Research Company | Dual component crystalline silicate cracking catalyst |
| US4388178A (en) * | 1980-10-20 | 1983-06-14 | Texaco Inc. | Catalytic cracking process |
| ATE15613T1 (de) * | 1980-12-12 | 1985-10-15 | Exxon Research Engineering Co | Zeolithzusammensetzung. |
| ATE14869T1 (de) | 1980-12-12 | 1985-08-15 | Exxon Research Engineering Co | Xylol-isomerisierung. |
| DE3100942C2 (de) * | 1981-01-14 | 1982-10-14 | Reinhard Dr. Dipl.-Chem. 8920 Schongau Matouschek | Verfahren zur Herstellung kristalliner Natriumsilikate und kristallisierter Formen des hydratisierten Siliciumdioxids sowie ihre Verwendung |
| US4387258A (en) * | 1981-01-28 | 1983-06-07 | Exxon Research & Engineering Co. | Selective hydrogenation using palladium/platinum on crystalline silica polymorph/silicalite/high silica zeolite |
| US4375568A (en) * | 1981-02-04 | 1983-03-01 | Union Carbide Corporation | Chromatographic separations using a unique silica polymorph |
| US4441991A (en) * | 1981-04-21 | 1984-04-10 | Mobil Oil Corporation | Catalytic dewaxing of oils containing ammonia over highly siliceous porous crystalline materials of the zeolite ZSM-5 type |
| US4362653A (en) * | 1981-04-27 | 1982-12-07 | Uop Inc. | Hydrocarbon conversion catalyst |
| US4428825A (en) | 1981-05-26 | 1984-01-31 | Union Oil Company Of California | Catalytic hydrodewaxing process with added ammonia in the production of lubricating oils |
| US4790927A (en) * | 1981-05-26 | 1988-12-13 | Union Oil Company Of California | Process for simultaneous hydrotreating and hydrodewaxing of hydrocarbons |
| US4877762A (en) * | 1981-05-26 | 1989-10-31 | Union Oil Company Of California | Catalyst for simultaneous hydrotreating and hydrodewaxing of hydrocarbons |
| US4801567A (en) * | 1981-06-19 | 1989-01-31 | Union Oil Company Of California | Oxidation catalyst |
| US4562269A (en) * | 1981-12-07 | 1985-12-31 | Union Oil Company Of California | Method of producing maleic anhydride |
| US4639530A (en) * | 1981-06-19 | 1987-01-27 | Union Oil Company Of California | Process for making maleic anhydride |
| US4513090A (en) * | 1981-07-09 | 1985-04-23 | Exxon Research And Engineering Co. | Crystalline silica zeolite-containing catalyst |
| US4599477A (en) * | 1981-08-03 | 1986-07-08 | Union Oil Company Of California | Oxidative-dehydrogenation process |
| US4395388A (en) * | 1981-11-16 | 1983-07-26 | Standard Oil Company (Indiana) | Synthetic cristobalite |
| US4567314A (en) * | 1981-12-07 | 1986-01-28 | Union Oil Company Of California | Process for producing diolefins |
| US4564603A (en) * | 1981-12-07 | 1986-01-14 | Union Oil Company Of California | Oxidative-dehydrogenation catalyst and process |
| US4842720A (en) * | 1981-12-30 | 1989-06-27 | Union Oil Company Of California | Fischer-Tropsch synthesis process utilizing a catalyst containing a siliceous metal-containing crystalline composition |
| US4782166A (en) * | 1981-12-30 | 1988-11-01 | Union Oil Company Of California | Process for producing maleic anhydride utilizing a catalyst containing a siliceous metal-containing crystalline composition |
| US4776946A (en) * | 1981-12-30 | 1988-10-11 | Union Oil Company Of California | Hydrodewaxing process utilizing a catalyst containing a siliceous metal-containing crystalline composition |
| JPS58104792U (ja) * | 1982-01-11 | 1983-07-16 | 日立造船株式会社 | パネル構造 |
| US4520220A (en) * | 1982-02-22 | 1985-05-28 | Cosden Technology, Inc. | Alkylation of aromatics employing silicalite catalysts |
| US4481102A (en) * | 1982-03-09 | 1984-11-06 | Union Oil Company Of California | Cracking with catalytically active amorphous silica |
| US4501925A (en) * | 1982-03-09 | 1985-02-26 | Union Oil Company Of California | Chemical reaction promoted by catalytically active amorphous silica |
| US4513158A (en) * | 1982-03-09 | 1985-04-23 | Union Oil Company Of California | Polymerization and oligomerization with catalytically active amorphous silica |
| US4618738A (en) * | 1982-03-09 | 1986-10-21 | Union Oil Company Of California | Hydrocarbon conversion process with catalytically active amorphous silica |
| US4548705A (en) * | 1982-03-09 | 1985-10-22 | Union Oil Company Of California | Hydrocracking with catalytically active amorphous silica and zeolites |
| AU559968B2 (en) | 1982-04-29 | 1987-03-26 | Mobil Oil Corp. | Controlled morphology high silica zeolites |
| US4902406A (en) * | 1982-04-30 | 1990-02-20 | Mobil Oil Corporation | Synthesis of zeolite ZSM-22 |
| US4452909A (en) * | 1982-09-13 | 1984-06-05 | E. I. Du Pont De Nemours And Company | Process for coating crystalline silica polymorphs |
| CA1204718A (en) | 1982-09-27 | 1986-05-20 | Edward J. Rosinski | Zeolite |
| DE3361440D1 (en) * | 1982-12-30 | 1986-01-16 | Asahi Chemical Ind | A crystalline aluminosilicate, a process for producing the same, and a catalyst comprising the crystalline aluminosilicate |
| US4451686A (en) * | 1983-05-09 | 1984-05-29 | Cosden Technology, Inc. | Dehydrogenation process |
| FR2545811B1 (fr) * | 1983-05-13 | 1986-03-14 | Univ Moskovsk | Procede de preparation de quartz alpha finement cristallise et quartz alpha obtenu par ledit procede |
| CA1211424A (en) * | 1983-08-15 | 1986-09-16 | Joseph N. Miale | Treatment of zeolites |
| ZA835991B (en) * | 1983-08-15 | 1985-02-15 | Mobil Oil Corporation | Treatment of zeolites |
| ZA836000B (en) * | 1983-08-15 | 1985-02-15 | Mobil Oil Corporation | Treatment of zeolites |
| BR8304402A (pt) * | 1983-10-19 | 1985-03-26 | Mobil Oil Corporation | Processo para melhorar a seletividade da forma de um zeolito cristalino poroso e processo para craqueamento de uma carga de alimentacao de hidrocarboneto |
| US4678766A (en) * | 1983-10-19 | 1987-07-07 | Mobil Oil Corporation | Enhancement of shape selectivity of zeolites |
| DE3400130A1 (de) * | 1984-01-04 | 1985-07-11 | Hoechst Ag, 6230 Frankfurt | Kristalline kieselsaeure, ihre salze und verfahren zu ihrer herstellung |
| DE3402842A1 (de) * | 1984-01-27 | 1985-08-08 | Süd-Chemie AG, 8000 München | Verfahren zur herstellung von kristallinen zeolithischen alumosilicaten |
| FR2564451B1 (fr) * | 1984-05-18 | 1986-11-14 | Raffinage Cie Francaise | Nouvelle silice microporeuse cristallisee, son procede de preparation et ses applications |
| US4623636A (en) | 1984-06-21 | 1986-11-18 | Union Oil Company Of California | Shock calcined crystalline silica catalysts |
| US4758327A (en) * | 1984-06-21 | 1988-07-19 | Union Oil Company Of California | Shock calcined crystalline silica catalysts |
| US4582694A (en) * | 1984-06-21 | 1986-04-15 | Union Oil Company Of California | Shock calcined crystalline silica catalysts |
| US4689207A (en) * | 1985-03-06 | 1987-08-25 | Chevron Research Company | Process for the preparation of crystalline microporous organosilicates using magadiite as a silica source |
| DE3543172A1 (de) * | 1985-12-06 | 1987-06-11 | Riedel De Haen Ag | Verfahren zur herstellung von faellungskieselsaeure |
| US4818507A (en) * | 1986-07-14 | 1989-04-04 | Shell Oil Company | Novel process for the preparation of ZSM-5 aluminosilicate zeolite |
| FR2608068B1 (fr) * | 1986-12-16 | 1989-03-24 | Inst Francais Du Petrole | Nouveau procede de synthese de zeolithes du type ferrisilicate, produits ainsi obtenus et leurs utilisations |
| EP0292363B1 (fr) * | 1987-05-22 | 1993-04-21 | Rhone-Poulenc Chimie | Zéolites de structures MFI à base de silice et d'oxyde de titane et procédé de synthèse de celles-ci |
| US4795482A (en) * | 1987-06-30 | 1989-01-03 | Union Carbide Corporation | Process for eliminating organic odors and compositions for use therein |
| US5254337A (en) * | 1987-06-30 | 1993-10-19 | Uop | Deodorizing compositions for animal grooming |
| US5013335A (en) * | 1987-06-30 | 1991-05-07 | Uop | Process for sequestering ammonia and the odor associated therewith |
| FR2629444B1 (fr) * | 1988-04-01 | 1990-12-07 | Rhone Poulenc Chimie | Zeolites a base de silice et d'oxyde de germanium et procede de synthese de celles-ci |
| FR2632943B1 (fr) * | 1988-06-15 | 1990-09-28 | Inst Francais Du Petrole | Nouveau procede de synthese de zeolites de type structural mtt |
| FR2634139B1 (fr) * | 1988-07-12 | 1990-09-14 | Inst Francais Du Petrole | Catalyseur du type gallosilicate et son utilisation en aromatisation des gaz legers c2-c4 |
| US4956521A (en) * | 1988-10-06 | 1990-09-11 | Uop | Adsorption and isomerization of normal and mono-methyl paraffins |
| US5024982A (en) * | 1988-12-14 | 1991-06-18 | Phillips Petroleum Company | Silica-containing olefin polymerization catalysts and process |
| US5215736A (en) * | 1989-10-10 | 1993-06-01 | Institut Francais Du Petrole | Mordenite type zeolite and its preparation process |
| US5065030A (en) * | 1990-09-10 | 1991-11-12 | Brandeis University | Radon detectors |
| US5203888A (en) * | 1990-11-23 | 1993-04-20 | Uop | Pressure swing adsorption process with multiple desorption steps |
| JPH07503693A (ja) * | 1991-11-20 | 1995-04-20 | ザ・ダウ・ケミカル・カンパニー | フッ化物を含有した実質的に非水の成長媒体中で結晶質微孔質固体を成長させる方法 |
| US5276246A (en) * | 1991-12-23 | 1994-01-04 | Uop | Process for separating normal olefins from non-normal olefins |
| US5220102A (en) * | 1991-12-23 | 1993-06-15 | Uop | Process for separating normal olefins from non-normal olefins |
| US5262144A (en) * | 1991-12-26 | 1993-11-16 | Uop | Siliceous molecular sieves having low acid activity and process for preparing same |
| WO1994016123A1 (fr) * | 1992-12-30 | 1994-07-21 | TOVARISCHESTVO S ORGRANICHENNOI OTVETSTVENNOSTYU 'Kommerchesky tsentr VVS' | Procede de production d'opal synthetique |
| US5344553A (en) * | 1993-02-22 | 1994-09-06 | Mobil Oil Corporation | Upgrading of a hydrocarbon feedstock utilizing a graded, mesoporous catalyst system |
| DE4419195A1 (de) * | 1993-07-12 | 1995-01-19 | Degussa | Strukturierter Katalysator, bestehend aus mikroporösen Oxiden von Silicium, Aluminium und Titan |
| US5376164A (en) * | 1993-08-09 | 1994-12-27 | Uop | Pressure swing adsorption process for chlorine plant offgas |
| US5500035A (en) * | 1993-08-09 | 1996-03-19 | Uop | Pressure swing adsorption process for chlorine plant offgas |
| US5430218A (en) * | 1993-08-27 | 1995-07-04 | Chevron U.S.A. Inc. | Dehydrogenation using dehydrogenation catalyst and polymer-porous solid composite membrane |
| US5512082A (en) * | 1993-11-12 | 1996-04-30 | Uop | Process for the removal of volatile organic compounds from a fluid stream |
| US5503658A (en) * | 1993-11-12 | 1996-04-02 | Uop | Process for the removal of volatile organic compounds from a fluid stream |
| US5583277A (en) * | 1994-10-03 | 1996-12-10 | Mobil Oil Corporation | Removal of large molecules from a fluid |
| US5744686A (en) * | 1995-09-20 | 1998-04-28 | Uop | Process for the removal of nitrogen compounds from an aromatic hydrocarbon stream |
| US5942650A (en) * | 1995-09-20 | 1999-08-24 | Uop Llc | Process for the removal of nitrogen compounds from an aromatic stream |
| US6129904A (en) * | 1996-09-19 | 2000-10-10 | Sud-Chemie A.G. | Aluminum oxide masses with very narrow pore radius distribution |
| US6071614A (en) * | 1997-07-14 | 2000-06-06 | 3M Innovative Properties Company | Microporous fluorinated silica agglomerate and method of preparing and using same |
| US5840181A (en) * | 1997-10-14 | 1998-11-24 | Uop Llc | Chromatographic separation of fatty acids using ultrahydrophobic silicalite |
| US5961951A (en) * | 1998-01-12 | 1999-10-05 | Mobil Oil Corporation | Synthesis ZSM-48 |
| GB9809107D0 (en) | 1998-04-30 | 1998-07-01 | British Nuclear Fuels Plc | Polymerisation |
| US6329062B1 (en) | 2000-02-29 | 2001-12-11 | Novellus Systems, Inc. | Dielectric layer including silicalite crystals and binder and method for producing same for microelectronic circuits |
| DE60141707D1 (de) | 2000-12-06 | 2010-05-12 | Uop Llc | Adsorptives blatt und verfahren zu desseen herstellung |
| US6533855B1 (en) | 2001-02-13 | 2003-03-18 | Novellus Systems, Inc. | Dispersions of silicalite and zeolite nanoparticles in nonpolar solvents |
| US6632415B2 (en) | 2001-04-09 | 2003-10-14 | Chevron U.S.A. Inc. | Methods for making molecular sieves |
| US7022889B2 (en) * | 2001-08-29 | 2006-04-04 | Uop Llc | Isomerization process using novel catalyst |
| US6979396B2 (en) * | 2001-08-29 | 2005-12-27 | Uop Llc | Combination reforming and isomerization process |
| US7435329B1 (en) | 2001-08-29 | 2008-10-14 | Uop Llc | Combination reforming and isomerization process |
| US7015175B2 (en) | 2001-08-29 | 2006-03-21 | Uop Llc | High-activity isomerization catalyst and process |
| US7317133B2 (en) * | 2002-11-21 | 2008-01-08 | Uop Llc | Process for enhanced olefin production |
| US7655137B2 (en) * | 2003-07-14 | 2010-02-02 | Headwaters Technology Innovation, Llc | Reforming catalysts having a controlled coordination structure and methods for preparing such compositions |
| US6923949B1 (en) | 2004-03-05 | 2005-08-02 | Exxonmobil Research And Engineering Company | Synthesis of ZSM-48 crystals with heterostructural, non ZSM-48, seeding |
| US7663012B2 (en) * | 2004-06-25 | 2010-02-16 | Uop Llc | Conversion of dimethylether to propylene using moving bed technology |
| US7371915B1 (en) | 2004-06-25 | 2008-05-13 | Uop Llc | Conversion of oxygenate to propylene using moving bed technology |
| US7371916B1 (en) | 2004-09-16 | 2008-05-13 | Uop Llc | Conversion of an alcoholic oxygenate to propylene using moving bed technology and an etherification step |
| US7405337B2 (en) * | 2004-09-21 | 2008-07-29 | Uop Llc | Conversion of oxygenate to propylene with selective hydrogen treatment of heavy olefin recycle stream |
| US7408092B2 (en) * | 2004-11-12 | 2008-08-05 | Uop Llc | Selective conversion of oxygenate to propylene using moving bed technology and a hydrothermally stabilized dual-function catalyst |
| US7414167B2 (en) * | 2005-01-14 | 2008-08-19 | Uop Llc | Conversion of oxygenate to propylene using moving bed technology and a separate heavy olefin interconversion step |
| FR2881760B1 (fr) * | 2005-02-09 | 2007-04-13 | Eastman Kodak Co | Materiau destine a la formation d'images par impression par jet d'encre |
| US7442233B2 (en) * | 2005-07-06 | 2008-10-28 | Basf Catalysts Llc | Integrated heavy hydrocarbon removal, amine treating and dehydration |
| US7722825B1 (en) | 2006-07-31 | 2010-05-25 | Uop Llc | Preparing a light-olefin containing product stream from an oxygenate-containing feed stream using reactors directing a flow of a fluidized dual-function catalyst system |
| JP5244367B2 (ja) * | 2007-11-02 | 2013-07-24 | 公益財団法人地球環境産業技術研究機構 | ピュアシリカゼオライトの製造方法 |
| FR2923476B1 (fr) | 2007-11-12 | 2010-12-31 | Inst Francais Du Petrole | Solide cristalise im-17 et son procede de preparation |
| FR2923477B1 (fr) | 2007-11-12 | 2011-03-18 | Inst Francais Du Petrole | Solide cristallise im-18 et son procede de preparation |
| US20100160700A1 (en) * | 2008-12-18 | 2010-06-24 | Chevron U.S.A. Inc. | Process and catalysts for reforming fisher tropsch naphthas to aromatics |
| FR2940266B1 (fr) | 2008-12-18 | 2010-12-31 | Inst Francais Du Petrole | Solide cristallise im-20 et son procede de preparation |
| EP2186785A3 (en) | 2010-01-27 | 2010-09-01 | Shell Internationale Research Maatschappij B.V. | Process for the separation of olefins from paraffins |
| EP2186784A3 (en) | 2010-01-27 | 2010-09-01 | Shell Internationale Research Maatschappij B.V. | Process for the preparation and recovery of olefins |
| US8337593B2 (en) | 2010-08-18 | 2012-12-25 | Uop Llc | Process for purifying natural gas and regenerating one or more adsorbers |
| JP2016512191A (ja) | 2013-03-14 | 2016-04-25 | ヨーナス・ヘドルンド | ゼオライト結晶および／またはゼオライト様結晶を生成するための方法 |
| JPWO2015005487A1 (ja) * | 2013-07-12 | 2017-03-02 | 住友化学株式会社 | 固形農薬製剤 |
| SG10201407071SA (en) * | 2013-10-29 | 2015-05-28 | China Petroleum & Chemical | A Full-Si Molecular Sieve and its Synthesis Process |
| US9896343B2 (en) | 2013-10-29 | 2018-02-20 | China Petroleum & Chemical Corporation | Titanium silicalite molecular sieve and its synthesis |
| US9387469B2 (en) | 2013-12-30 | 2016-07-12 | Eastman Chemical Company | Carbonylation catalyst and process using same |
| FR3031915B1 (fr) | 2015-01-28 | 2018-11-30 | Centre National De La Recherche Scientifique (C.N.R.S) | Nouveau materiau comme adsorbant pour la decontamination moleculaire |
| US10399007B2 (en) | 2016-11-08 | 2019-09-03 | Uop Llc | Temperature swing adsorption process and apparatus with closed loop regeneration |
| US10843181B2 (en) | 2018-05-31 | 2020-11-24 | King Fahd University Of Petroleum And Minerals | Method of making a fluoride functionalized zeolite catalyst and method of use |
| EP3808431A1 (en) | 2019-09-12 | 2021-04-21 | Basf Se | Process and plant for deacidifying a fluid stream comprising sulfur compounds, including organic sulfur compounds |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1113932B (de) * | 1960-05-25 | 1961-09-21 | Degussa | Verfahren zur Verbesserung der Eigenschaften von feinteiliger, durch Faellung herzustellender Kieselsaeure |
| US3941871A (en) * | 1973-11-02 | 1976-03-02 | Mobil Oil Corporation | Crystalline silicates and method of preparing the same |
-
1976
- 1976-09-27 US US05/726,744 patent/US4073865A/en not_active Expired - Lifetime
-
1977
- 1977-09-02 CA CA286,011A patent/CA1093278A/en not_active Expired
- 1977-09-24 DE DE2743143A patent/DE2743143C3/de not_active Expired
- 1977-09-26 NL NLAANVRAGE7710494,A patent/NL176931C/xx not_active IP Right Cessation
- 1977-09-26 GB GB39935/77A patent/GB1592875A/en not_active Expired
- 1977-09-26 JP JP11478877A patent/JPS5342197A/ja active Granted
- 1977-09-26 FR FR7728907A patent/FR2365519A1/fr active Granted
- 1977-09-26 IT IT69118/77A patent/IT1093004B/it active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2139204A (en) * | 1983-05-06 | 1984-11-07 | Univ Moskovsk | Process for producing fine-crystalline alpha quartz |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5342197A (en) | 1978-04-17 |
| IT1093004B (it) | 1985-07-19 |
| CA1093278A (en) | 1981-01-13 |
| DE2743143C3 (de) | 1980-03-27 |
| JPS5721485B2 (enExample) | 1982-05-07 |
| DE2743143B2 (de) | 1979-07-19 |
| FR2365519B1 (enExample) | 1981-01-09 |
| DE2743143A1 (de) | 1978-03-30 |
| US4073865A (en) | 1978-02-14 |
| NL176931C (nl) | 1985-07-01 |
| FR2365519A1 (fr) | 1978-04-21 |
| NL176931B (nl) | 1985-02-01 |
| NL7710494A (nl) | 1978-03-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19920926 |