ES471789A1 - Procedimiento para preparar catalizadores del tipo de oxido de cromo soportado - Google Patents
Procedimiento para preparar catalizadores del tipo de oxido de cromo soportadoInfo
- Publication number
- ES471789A1 ES471789A1 ES471789A ES471789A ES471789A1 ES 471789 A1 ES471789 A1 ES 471789A1 ES 471789 A ES471789 A ES 471789A ES 471789 A ES471789 A ES 471789A ES 471789 A1 ES471789 A1 ES 471789A1
- Authority
- ES
- Spain
- Prior art keywords
- silica
- gel
- procedure
- oxide catalysts
- chrome oxide
- 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
- 239000003054 catalyst Substances 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 title 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 7
- 239000000377 silicon dioxide Substances 0.000 abstract 3
- 239000000499 gel Substances 0.000 abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 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 abstract 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 abstract 1
- 150000001845 chromium compounds Chemical class 0.000 abstract 1
- 229910000423 chromium oxide Inorganic materials 0.000 abstract 1
- 238000000151 deposition Methods 0.000 abstract 1
- 239000002737 fuel gas Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 239000011148 porous material Substances 0.000 abstract 1
- 239000000741 silica gel Substances 0.000 abstract 1
- 229910002027 silica gel Inorganic materials 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000011734 sodium Substances 0.000 abstract 1
- 239000007921 spray Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- 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
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/16—Preparation of silica xerogels
-
- 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
- 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
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/26—Chromium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
-
- 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
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/906—Comminution of transition metal containing catalyst
-
- 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
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/908—Containing catalyst of specified particle size
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Analytical Chemistry (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Silicon Compounds (AREA)
- Catalysts (AREA)
- Polymerization Catalysts (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7707961A NL7707961A (nl) | 1977-07-18 | 1977-07-18 | Werkwijze ter bereiding van poreus, zuiver siliciumdioxyde. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES471789A1 true ES471789A1 (es) | 1979-10-01 |
Family
ID=19828897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES471789A Expired ES471789A1 (es) | 1977-07-18 | 1978-07-17 | Procedimiento para preparar catalizadores del tipo de oxido de cromo soportado |
Country Status (12)
| Country | Link |
|---|---|
| US (2) | US4225464A (en, 2012) |
| JP (1) | JPS5421992A (en, 2012) |
| AT (1) | AT373853B (en, 2012) |
| BE (1) | BE868792A (en, 2012) |
| CA (1) | CA1126244A (en, 2012) |
| DE (1) | DE2831561A1 (en, 2012) |
| ES (1) | ES471789A1 (en, 2012) |
| FR (1) | FR2398021A1 (en, 2012) |
| GB (1) | GB2001044B (en, 2012) |
| IT (1) | IT1107453B (en, 2012) |
| NL (2) | NL7707961A (en, 2012) |
| SE (1) | SE7807949L (en, 2012) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4301034A (en) * | 1980-05-21 | 1981-11-17 | Phillips Petroleum Company | Silica from single phase controlled hydrolysis of silicate ester |
| NL8005856A (nl) | 1980-10-24 | 1982-05-17 | Stamicarbon | Bereiding van poreus, zuiver siliciumdioxyde en van chroomoxyde-op-siliciumdioxyde katalysatoren. |
| US4482635A (en) * | 1982-03-29 | 1984-11-13 | E. I. Du Pont De Nemours & Company | Composition, indicator, process and device for detecting carbon monoxide |
| DE3525495C1 (de) * | 1985-07-17 | 1987-01-02 | Heraeus Schott Quarzschmelze | Verfahren zur Herstellung von Gegenstaenden aus synthetischem Siliziumdioxid |
| NL8901893A (nl) * | 1989-07-21 | 1991-02-18 | Veg Gasinstituut Nv | Katalysator voor de selectieve oxidatie van zwavelverbindingen tot elementaire zwavel, werkwijze voor de bereiding van een dergelijke katalysator en werkwijze voor de selectieve oxidatie van zwavelverbindingen tot elementaire zwavel. |
| IT1240673B (it) * | 1990-04-24 | 1993-12-17 | Tenav | Microsfere di aerogels di ossidi inorganici a stretta distribuzione dei diametri dei pori e metodo per la loro preparazione |
| BE1005718A3 (fr) * | 1992-03-10 | 1993-12-28 | Solvay | Procede pour la fabrication d'une poudre microspheroidale a faible dispersite, poudre microspheroidale a faible dispersite ainsi obtenue, catalyseurs pour la polymerisation d'alpha-olefines et procede de polymerisation d'alpha-olefines. |
| GB9210265D0 (en) * | 1992-05-13 | 1992-07-01 | Unilever Plc | Catalysts and catalyst supports |
| BE1007148A3 (fr) * | 1993-05-17 | 1995-04-11 | Solvay | Support pour catalyseurs, procede pour la fabrication d'un gel precurseur d'un support pour catalyseurs, procede de preparation d'un support pour catalyseurs, catalyseur pour la polymerisation d'olefines et procede pour la polymerisation d'olefines au moyen de ce catalyseur. |
| WO1995017347A1 (en) * | 1993-12-23 | 1995-06-29 | Ppg Industries, Inc. | Silica aerogel produced under subcritical conditions |
| DE19516253A1 (de) * | 1995-04-26 | 1996-10-31 | Grace Gmbh | Mattierungsmittel auf Basis von aggregiertem Siliciumdioxid mit verbesserter Effizienz |
| AU3599297A (en) | 1996-06-21 | 1998-01-07 | W.R. Grace & Co.-Conn. | Aggregate supports and olefin polymerization catalysts supported thereon |
| US6841609B2 (en) * | 1998-07-09 | 2005-01-11 | W. R. Grace & Co.-Conn. | Formulation suitable for ink receptive coatings |
| US6313061B1 (en) | 1998-12-22 | 2001-11-06 | W. R. Grace & Co.-Conn. | Method of making frangible spray dried agglomerated supports and olefin polymerization catalysts supported thereon |
| US6271325B1 (en) * | 1999-05-17 | 2001-08-07 | Univation Technologies, Llc | Method of polymerization |
| GB2355711B (en) * | 1999-10-27 | 2003-12-24 | Agilent Technologies Inc | Porous silica microsphere scavengers |
| US6638982B2 (en) * | 2000-11-15 | 2003-10-28 | Cabot Corporation | Method of preparing a fumed metal oxide dispersion |
| DE10163154A1 (de) * | 2001-12-20 | 2003-07-03 | Basell Polyolefine Gmbh | Pyrogene Kieselsäuren enthaltender Katalysatorfeststoff zur Olefinpolymerisation |
| DE10163179A1 (de) * | 2001-12-21 | 2003-07-10 | Degussa | Granulate auf Basis von pyrogen hergestelltem Siliziumdioxid, Verfahren zu ihrer Herstellung und ihre Verwendung |
| TWI761649B (zh) * | 2017-12-27 | 2022-04-21 | 日商日揮觸媒化成股份有限公司 | 多孔二氧化矽粒子及其製造方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL102299C (en, 2012) * | 1959-09-22 | |||
| US3095384A (en) * | 1960-09-09 | 1963-06-25 | Socony Mobil Oil Co Inc | Hydrogel treatment |
| US3239498A (en) * | 1961-07-20 | 1966-03-08 | Phillips Petroleum Co | Silica-containing catalysts |
| US3243262A (en) * | 1963-02-18 | 1966-03-29 | Grace W R & Co | Process for preparing microspheroidal silica |
| GB1219877A (en) * | 1968-05-22 | 1971-01-20 | Grace W R & Co | Process for making fine sized low density silica |
| US4067954A (en) * | 1971-05-11 | 1978-01-10 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler | Process for the production of finely divided silicon dioxide having a large specific surface |
| BE790704A (fr) * | 1971-10-28 | 1973-02-15 | Degussa | Procede pour la fabrication d'oxydes finement |
| BE792365A (fr) * | 1971-12-06 | 1973-03-30 | Gulf Research Development Co | Catalyseurs de polymerisation de 1-olefines |
| NL7206539A (en, 2012) * | 1972-05-15 | 1973-11-19 | ||
| GB1371440A (en) * | 1972-05-31 | 1974-10-23 | Mo G Uni Im Mv Lomonosova | Process for preparing a wide-pore adsorbent for use in chromato graphy |
| DE2414478C3 (de) * | 1974-03-26 | 1978-07-13 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt | Aerogelartige strukturierte Kieselsäure und Verfahren zu ihrer Herstellung |
| DE2540278C2 (de) * | 1975-09-10 | 1982-09-16 | Basf Ag, 6700 Ludwigshafen | Verfahren zum Herstellen von Olefinpolymerisaten |
-
1977
- 1977-07-18 NL NL7707961A patent/NL7707961A/xx not_active Application Discontinuation
-
1978
- 1978-07-04 NL NL7807220A patent/NL7807220A/xx not_active Application Discontinuation
- 1978-07-06 BE BE189117A patent/BE868792A/xx not_active IP Right Cessation
- 1978-07-07 AT AT0494178A patent/AT373853B/de not_active IP Right Cessation
- 1978-07-10 GB GB7829367A patent/GB2001044B/en not_active Expired
- 1978-07-11 FR FR7820656A patent/FR2398021A1/fr active Granted
- 1978-07-13 CA CA307,301A patent/CA1126244A/en not_active Expired
- 1978-07-14 IT IT50321/78A patent/IT1107453B/it active
- 1978-07-14 US US05/924,746 patent/US4225464A/en not_active Expired - Lifetime
- 1978-07-17 JP JP8702378A patent/JPS5421992A/ja active Granted
- 1978-07-17 ES ES471789A patent/ES471789A1/es not_active Expired
- 1978-07-18 DE DE19782831561 patent/DE2831561A1/de active Granted
- 1978-07-18 SE SE7807949A patent/SE7807949L/xx unknown
-
1979
- 1979-04-23 US US06/032,223 patent/US4228260A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| IT7850321A0 (it) | 1978-07-14 |
| DE2831561C2 (en, 2012) | 1989-03-30 |
| NL7807220A (nl) | 1979-01-22 |
| GB2001044B (en) | 1982-08-11 |
| NL7707961A (nl) | 1979-01-22 |
| US4228260A (en) | 1980-10-14 |
| DE2831561A1 (de) | 1979-02-01 |
| JPS6215485B2 (en, 2012) | 1987-04-08 |
| US4225464A (en) | 1980-09-30 |
| ATA494178A (de) | 1983-07-15 |
| FR2398021A1 (fr) | 1979-02-16 |
| AT373853B (de) | 1984-02-27 |
| JPS5421992A (en) | 1979-02-19 |
| GB2001044A (en) | 1979-01-24 |
| FR2398021B1 (en, 2012) | 1982-07-30 |
| SE7807949L (sv) | 1979-03-21 |
| IT1107453B (it) | 1985-11-25 |
| BE868792A (nl) | 1979-01-08 |
| CA1126244A (en) | 1982-06-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES471789A1 (es) | Procedimiento para preparar catalizadores del tipo de oxido de cromo soportado | |
| ES2036176T3 (es) | Catalizadores que comprenden silice soportada sobre una superficie similar a boehmita, su preparacion y uso. | |
| ES471788A1 (es) | Procedimiento para preparar un catalizador del tipo de oxidode cromo soportado | |
| GB2027265B (en) | Low pressure mercury vapour lamp and irradiation reactor equipped therewith | |
| GB1000957A (en) | Process for reducing the concentration of mercury in hydrogen contaminated therewith | |
| ES510040A0 (es) | "procedimiento para la preparacion de catalizadores del tipo de oxido de cromo sobre soporte". | |
| GB1023134A (en) | Improvements in ultra-violet absorbing filters | |
| ES441026A1 (es) | Un metodo de isomrizar parcialmente una solucion de glucosa a una solucion de fructosa. | |
| GB1497760A (en) | Lighting fixture | |
| ES2044660T3 (es) | Catalizadores de platino soportados sobre grafito y su empleo. | |
| IT1125974B (it) | Materiale organico trasparente | |
| GB1511869A (en) | Method for producing unsaturated esters | |
| AR021084A1 (es) | Produccion de corrientes de gas que contienen hidrogeno | |
| CA1030027A (en) | System to convert liquid fuel to gas | |
| GB1423384A (en) | Process for the preparation of soot granules | |
| GB1194315A (en) | Improvements in Candle Appliances. | |
| JPS5382685A (en) | Production of catalyst or carrier, carrier, catalyst and denitrating method | |
| FR2081415A1 (en) | Tetrahydropteridine-glycosides as anti- - virals and antimacarials | |
| NL7309230A (en) | Sulphur recovery from Claus off-gases - by reducing sulphur dioxide to hydrogen sulphide and oxidising | |
| ES168760U (es) | Campana extractora filtradora y purificadora de gases para uso domestico. | |
| JPS6424026A (en) | Production of defect-free quartz glass | |
| GB1000165A (en) | Production of alpha-olefins | |
| KAWAGUCHI | SILICA GELS AND SILICA GLASS PREPARED BY THE SOL-GEL PROCESS | |
| JPS5687432A (en) | Glass fiber support for catalyst | |
| KR900017655A (ko) | 소결체로 된 탈취제의 제조방법 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FD1A | Patent lapsed |
Effective date: 20000301 |