Lindberg et al., 1995 - Google Patents
Preparation of silica particles utilizing the sol-gel and the emulsion-gel processesLindberg et al., 1995
- Document ID
- 1494800595501099948
- Author
- Lindberg R
- Sjöblom J
- Sundholm G
- Publication year
- Publication venue
- Colloids and Surfaces A: Physicochemical and Engineering Aspects
External Links
Snippet
The preparation of silica particles by means of the sol-gel or emulsion-gel techniques has been studied. In the case of precipitation from homogeneous solutions, we have studied the whole solution phase in the system tetraethyl orthosilicate-ethanol-aqueous ammonia and …
- 238000000034 method 0 title abstract description 30
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
- C01B33/146—After-treatment of sols
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions or lattices by other methods than by solution, emulsion or suspension polymerisation techniques
- C08J3/03—Making solutions, dispersions or lattices by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
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