BE423519A - - Google Patents
Info
- Publication number
- BE423519A BE423519A BE423519DA BE423519A BE 423519 A BE423519 A BE 423519A BE 423519D A BE423519D A BE 423519DA BE 423519 A BE423519 A BE 423519A
- Authority
- BE
- Belgium
- Prior art keywords
- mass
- washing
- steam
- silica
- subjected
- Prior art date
Links
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
- C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
- C01B33/152—Preparation of hydrogels
-
- 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
- C01B33/157—After-treatment of gels
- C01B33/158—Purification; Drying; Dehydrating
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Silicon Compounds (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE423519A true BE423519A (instruction) |
Family
ID=84959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE423519D BE423519A (instruction) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE423519A (instruction) |
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0
- BE BE423519D patent/BE423519A/fr unknown