FR2186431A1 - - Google Patents
Info
- Publication number
- FR2186431A1 FR2186431A1 FR7219278A FR7219278A FR2186431A1 FR 2186431 A1 FR2186431 A1 FR 2186431A1 FR 7219278 A FR7219278 A FR 7219278A FR 7219278 A FR7219278 A FR 7219278A FR 2186431 A1 FR2186431 A1 FR 2186431A1
- Authority
- FR
- France
- 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.)
- Granted
Links
Classifications
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- 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
- B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
- B01J20/291—Gel sorbents
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- 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
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- 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
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/28047—Gels
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- 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
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
- B01J20/28057—Surface area, e.g. B.E.T specific surface area
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- 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
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
- B01J20/28078—Pore diameter
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- 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
- B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
-
- 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
- B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
- B01J20/282—Porous sorbents
- B01J20/283—Porous sorbents based on silica
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- 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
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- 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
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/50—Aspects relating to the use of sorbent or filter aid materials
- B01J2220/54—Sorbents specially adapted for analytical or investigative chromatography
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7206539A NL7206539A (de) | 1972-05-15 | 1972-05-15 | |
GB2287172A GB1362331A (en) | 1972-05-15 | 1972-05-16 | Process for production of wide-pore adsorbent for use in chromato graphy |
FR7219278A FR2186431B1 (de) | 1972-05-15 | 1972-05-30 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7206539A NL7206539A (de) | 1972-05-15 | 1972-05-15 | |
GB2287172A GB1362331A (en) | 1972-05-15 | 1972-05-16 | Process for production of wide-pore adsorbent for use in chromato graphy |
FR7219278A FR2186431B1 (de) | 1972-05-15 | 1972-05-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2186431A1 true FR2186431A1 (de) | 1974-01-11 |
FR2186431B1 FR2186431B1 (de) | 1976-08-06 |
Family
ID=27249868
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7219278A Expired FR2186431B1 (de) | 1972-05-15 | 1972-05-30 |
Country Status (3)
Country | Link |
---|---|
FR (1) | FR2186431B1 (de) |
GB (1) | GB1362331A (de) |
NL (1) | NL7206539A (de) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2398022A1 (fr) * | 1977-07-18 | 1979-02-16 | Stamicarbon | Procede pour la preparation de bioxyde de silicium pur et poreux |
FR2398021A1 (fr) * | 1977-07-18 | 1979-02-16 | Stamicarbon | Procede pour la preparation de bioxyde de silicium pur et poreux |
EP0105633A2 (de) * | 1982-09-08 | 1984-04-18 | Unilever Plc | Kalzinierte kieselsäurehaltige Materialien zur Klärung von Bier |
WO1998025851A1 (en) * | 1996-12-10 | 1998-06-18 | Crosfield Limited | Controlled-pore amorphous silicas and process for manufacturing the same |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE434312B (sv) * | 1975-10-22 | 1984-07-16 | Atomic Energy Authority Uk | Porosgel, sett for dess framstellning samt anvendning av densamma for framstellning av ett keramiskt katalysatormaterial |
US4838946A (en) * | 1988-05-28 | 1989-06-13 | Shin-Etsu Handotai Co., Ltd. | Absorbent of chlorosilane compound |
WO2014034588A1 (ja) | 2012-08-27 | 2014-03-06 | 信和化工株式会社 | 多孔質シリカ粉末 |
AU2013330344B2 (en) | 2012-09-17 | 2018-07-05 | W. R. Grace & Co.-Conn. | Chromatography media and devices |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2746935A (en) * | 1951-04-09 | 1956-05-22 | Socony Mobil Oil Co Inc | Process for drying inorganic hydrogels particles |
DE1097960B (de) * | 1954-07-20 | 1961-01-26 | Socony Mobil Oil Co Inc | Verfahren zur Vergroesserung des mittleren Porendurchmessers von trockenen poroesen anorganischen Oxydhydratmassen oder deren Calcinierungsprodukten |
FR1368765A (fr) * | 1963-03-30 | 1964-08-07 | Degussa | Procédé pour hydrofuger des oxydes finement dispersés et installation pour sa mise en oeuvre |
US3383172A (en) * | 1964-02-04 | 1968-05-14 | Degussa | Process for producing silica in the form of hollow spheres |
FR2093176A5 (de) * | 1970-06-04 | 1972-01-28 | Pechiney Saint Gobain |
-
1972
- 1972-05-15 NL NL7206539A patent/NL7206539A/xx unknown
- 1972-05-16 GB GB2287172A patent/GB1362331A/en not_active Expired
- 1972-05-30 FR FR7219278A patent/FR2186431B1/fr not_active Expired
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2746935A (en) * | 1951-04-09 | 1956-05-22 | Socony Mobil Oil Co Inc | Process for drying inorganic hydrogels particles |
DE1097960B (de) * | 1954-07-20 | 1961-01-26 | Socony Mobil Oil Co Inc | Verfahren zur Vergroesserung des mittleren Porendurchmessers von trockenen poroesen anorganischen Oxydhydratmassen oder deren Calcinierungsprodukten |
FR1368765A (fr) * | 1963-03-30 | 1964-08-07 | Degussa | Procédé pour hydrofuger des oxydes finement dispersés et installation pour sa mise en oeuvre |
US3383172A (en) * | 1964-02-04 | 1968-05-14 | Degussa | Process for producing silica in the form of hollow spheres |
FR2093176A5 (de) * | 1970-06-04 | 1972-01-28 | Pechiney Saint Gobain |
Non-Patent Citations (2)
Title |
---|
CHEMICAL ABSTRACTS VOLUME 76 1972 : 76.898I KAZMIERCZAK * |
CHEMICAL ABSTRACTS, VOLUME 58 1963 : 3923G AKSHINSKAYA * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2398022A1 (fr) * | 1977-07-18 | 1979-02-16 | Stamicarbon | Procede pour la preparation de bioxyde de silicium pur et poreux |
FR2398021A1 (fr) * | 1977-07-18 | 1979-02-16 | Stamicarbon | Procede pour la preparation de bioxyde de silicium pur et poreux |
EP0105633A2 (de) * | 1982-09-08 | 1984-04-18 | Unilever Plc | Kalzinierte kieselsäurehaltige Materialien zur Klärung von Bier |
EP0105633A3 (en) * | 1982-09-08 | 1986-06-11 | Unilever Plc | Calcined silicas and their use in beer clarification |
WO1998025851A1 (en) * | 1996-12-10 | 1998-06-18 | Crosfield Limited | Controlled-pore amorphous silicas and process for manufacturing the same |
Also Published As
Publication number | Publication date |
---|---|
FR2186431B1 (de) | 1976-08-06 |
NL7206539A (de) | 1973-11-19 |
GB1362331A (en) | 1974-08-07 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |