BE834924A - PROCESS FOR THE PREPARATION OF SPHERICAL SILICA PARTICLES - Google Patents
PROCESS FOR THE PREPARATION OF SPHERICAL SILICA PARTICLESInfo
- Publication number
- BE834924A BE834924A BE1006980A BE1006980A BE834924A BE 834924 A BE834924 A BE 834924A BE 1006980 A BE1006980 A BE 1006980A BE 1006980 A BE1006980 A BE 1006980A BE 834924 A BE834924 A BE 834924A
- Authority
- BE
- Belgium
- Prior art keywords
- preparation
- silica particles
- spherical silica
- spherical
- particles
- Prior art date
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D301/00—Preparation of oxiranes
- C07D301/02—Synthesis of the oxirane ring
- C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
- C07D301/19—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with organic hydroperoxides
-
- 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
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
- B01J2/06—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a liquid medium
- B01J2/08—Gelation of a colloidal solution
-
- 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
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/08—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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
-
- B01J35/51—
-
- 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
- C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
- C01B33/152—Preparation of hydrogels
- C01B33/154—Preparation of hydrogels by acidic treatment of aqueous silicate solutions
- C01B33/1546—Preparation of hydrogels by acidic treatment of aqueous silicate solutions the first formed hydrosol being converted to a hydrogel by introduction into an organic medium immiscible or only partly miscible with water
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D301/00—Preparation of oxiranes
- C07D301/02—Synthesis of the oxirane ring
- C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
- C07D301/14—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with organic peracids, or salts, anhydrides or esters thereof
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G45/00—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds
- C10G45/02—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing
- C10G45/04—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing characterised by the catalyst used
- C10G45/06—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing characterised by the catalyst used containing nickel or cobalt metal, or compounds thereof
- C10G45/08—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing characterised by the catalyst used containing nickel or cobalt metal, or compounds thereof in combination with chromium, molybdenum, or tungsten metals, or compounds thereof
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB47991/74A GB1525386A (en) | 1974-11-06 | 1974-11-06 | Process for the preparation of globular silica particles |
Publications (1)
Publication Number | Publication Date |
---|---|
BE834924A true BE834924A (en) | 1976-04-28 |
Family
ID=10446985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE1006980A BE834924A (en) | 1974-11-06 | 1975-10-28 | PROCESS FOR THE PREPARATION OF SPHERICAL SILICA PARTICLES |
Country Status (13)
Country | Link |
---|---|
JP (1) | JPS5823329B2 (en) |
BE (1) | BE834924A (en) |
CA (1) | CA1064008A (en) |
DE (1) | DE2549411C2 (en) |
ES (1) | ES442322A0 (en) |
FR (1) | FR2290395A1 (en) |
GB (1) | GB1525386A (en) |
IT (1) | IT1048821B (en) |
NL (1) | NL7512900A (en) |
NO (1) | NO139678C (en) |
SE (1) | SE411542B (en) |
SU (1) | SU784751A3 (en) |
ZA (1) | ZA756937B (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1177811A (en) * | 1981-04-13 | 1984-11-13 | Theo G. Spek | Process for the preparation of silica particles; silica particles with a narrow pore diameter distribution, catalysts made therefrom and use of these catalysts |
JPS57200375A (en) * | 1981-06-02 | 1982-12-08 | Sumitomo Chem Co Ltd | Preparation of epoxy compound |
NL8204165A (en) * | 1981-11-06 | 1983-06-01 | Shell Int Research | DEVICE FOR CLASSIFYING CATALYST PARTICLES AND CATALYTIC METHOD USING CATALYST PARTICLES CLASSIFIED WITH THE SAID DEVICE. |
GB8419708D0 (en) * | 1984-08-02 | 1984-09-05 | Shell Int Research | Preparation of silica spheres |
JPS6316049A (en) * | 1986-07-08 | 1988-01-23 | Fuji Debuison Kagaku Kk | Catalyst carrier for fluidized bed |
BE1004675A3 (en) * | 1991-03-11 | 1993-01-12 | Solvay | METHOD FOR OBTAINING PARTICLE microspheroidal HOMODISPERSES, microspheroidal SILICA PARTICLE SPECIFIC SURFACE HIGH, CATALYSTS SUPPORTED ON THESE PARTICLES AND METHOD FOR POLYMERIZATION OF ALPHA-OLEFINS IN THE PRESENCE OF THESE CATALYSTS. |
DE69728341T2 (en) * | 1996-10-07 | 2004-12-30 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Compound oxide, composite oxide carrier and catalyst |
US6355596B2 (en) | 1999-06-01 | 2002-03-12 | Pq Holding, Inc. | Method for preparing titanium on silica catalysts with controlled distributions |
US6887822B2 (en) | 2001-09-25 | 2005-05-03 | Pq Corporation | Method for making silica supported, crush-resistant catalysts |
US7125819B2 (en) | 2002-12-02 | 2006-10-24 | Shell Oil Company | Catalyst preparation |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2385217A (en) * | 1942-10-09 | 1945-09-18 | Socony Vacuum Oil Co Inc | Gel pellets |
FR1035927A (en) * | 1951-04-19 | 1953-09-01 | Davison Chemical Corp | Process for preparing silica-alumina catalyst microspheres |
US2813836A (en) * | 1953-03-25 | 1957-11-19 | Houdry Process Corp | Manufacture of gel beads |
NL131567C (en) * | 1964-11-25 | 1900-01-01 | ||
FR1473239A (en) * | 1966-01-31 | 1967-05-29 | ||
DE2100220A1 (en) * | 1971-01-05 | 1972-07-27 | Farbenfabriken Bayer Ag, 5090 Leverkusen | High porosity silica-base pearl prodn - for use as catalyst carrier |
-
1974
- 1974-11-06 GB GB47991/74A patent/GB1525386A/en not_active Expired
-
1975
- 1975-10-03 CA CA236,978A patent/CA1064008A/en not_active Expired
- 1975-10-28 BE BE1006980A patent/BE834924A/en not_active IP Right Cessation
- 1975-11-03 IT IT28982/75A patent/IT1048821B/en active
- 1975-11-04 FR FR7533679A patent/FR2290395A1/en active Granted
- 1975-11-04 SE SE7512343A patent/SE411542B/en not_active IP Right Cessation
- 1975-11-04 JP JP50131566A patent/JPS5823329B2/en not_active Expired
- 1975-11-04 DE DE2549411A patent/DE2549411C2/en not_active Expired
- 1975-11-04 NL NL7512900A patent/NL7512900A/en not_active Application Discontinuation
- 1975-11-04 SU SU752185806A patent/SU784751A3/en active
- 1975-11-04 ES ES442322A patent/ES442322A0/en active Pending
- 1975-11-04 NO NO753687A patent/NO139678C/en unknown
- 1975-11-04 ZA ZA00756937A patent/ZA756937B/en unknown
Also Published As
Publication number | Publication date |
---|---|
NO139678B (en) | 1979-01-15 |
DE2549411A1 (en) | 1976-05-13 |
FR2290395A1 (en) | 1976-06-04 |
JPS5168497A (en) | 1976-06-14 |
SE7512343L (en) | 1976-05-07 |
ZA756937B (en) | 1976-10-27 |
NO139678C (en) | 1979-04-25 |
CA1064008A (en) | 1979-10-09 |
AU8630875A (en) | 1977-05-12 |
SE411542B (en) | 1980-01-14 |
GB1525386A (en) | 1978-09-20 |
JPS5823329B2 (en) | 1983-05-14 |
NL7512900A (en) | 1976-05-10 |
DE2549411C2 (en) | 1988-09-29 |
SU784751A3 (en) | 1980-11-30 |
IT1048821B (en) | 1980-12-20 |
FR2290395B1 (en) | 1980-05-16 |
NO753687L (en) | 1976-05-07 |
ES442322A0 (en) | 1977-04-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NL7414283A (en) | PROCESS FOR THE PREPARATION OF SILANS. | |
NL7609151A (en) | PROCESS FOR THE PREPARATION OF GELINED FAT PARTICLES. | |
NL7509159A (en) | PROCESS FOR THE PREPARATION OF ETHERSTRUCTURES CONTAINING DIHYDROXYSULPHONATES. | |
NL7412230A (en) | PROCESS FOR THE PREPARATION OF ORGANOTINTRI HALOGENIDES. | |
NL7502000A (en) | PROCESS FOR THE PREPARATION OF MAGNETITE. | |
NL153205B (en) | PROCESS FOR THE PREPARATION OF ORGANOTINTRIHALOGENIDES. | |
BE834924A (en) | PROCESS FOR THE PREPARATION OF SPHERICAL SILICA PARTICLES | |
NL7504135A (en) | PROCESS FOR THE PREPARATION OF SUBSTITUTED INDOLENINS. | |
NL7515096A (en) | PROCESS FOR THE PREPARATION OF PINACOLIN | |
NL7501124A (en) | PROCESS FOR THE PREPARATION OF ORGANOPHOSPHINS. | |
NL7608344A (en) | METHOD FOR THE PREPARATION OF CORNEL PARTICLES. | |
NL7509132A (en) | PROCESS FOR THE PREPARATION OF CEPHALOS SPORINS. | |
NL7508232A (en) | PROCESS FOR THE PREPARATION OF CYCLODECATRIES. | |
NL7504016A (en) | PROCESS FOR THE PREPARATION OF ISOCHINOLINS. | |
NL7500686A (en) | PROCESS FOR THE PREPARATION OF CYCLOPENTANEANES. | |
NL7511067A (en) | PROCESS FOR THE PREPARATION OF ORGOTINIAN DERIVATURES. | |
NL7510753A (en) | PROCESS FOR THE PREPARATION OF 6-CHLORO-2-CHLORO-METHYL-4-PHENYLQINAZOLINE-3-OXIDE. | |
NL7503515A (en) | PROCESS FOR THE PREPARATION OF METFORMIN-CLO-FIBRATE. | |
NL7509679A (en) | PROCESS FOR THE PREPARATION OF DIPHENYLBUTYLPI PERIDINS. | |
NL7503746A (en) | PROCESS FOR THE PREPARATION OF 2-NITROBEN SALDEHYDE. | |
NL7502287A (en) | PROCESS FOR THE PREPARATION OF ESTERS. | |
BE828393A (en) | CIRCUIT PROCESS FOR THE PREPARATION OF CYCLOHEXANONOXIME | |
NL7500525A (en) | PROCESS FOR THE PREPARATION OF 7-OXO-7H-DIBEN-ZO (DE.H) -QINOLINE-2-OL. | |
NL156696B (en) | PROCESS FOR THE PREPARATION OF HALOGENBENZOGUANAMINS. | |
NL7512465A (en) | PROCESS FOR THE PREPARATION OF 2-DESOXYSTREPTAMINE-AMINOGLYCOSIDES. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. Effective date: 19941031 |