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Silicium Dioxide (Fumed Silica) is an ultra-fine, amorphous form of silica produced through a flame pyrolysis process of silicon tetrachloride or quartz sand.
Silicium Dioxide (Fumed Silica) is widely used in various industries including coatings, adhesives, cosmetics, pharmaceuticals, and food processing.
Silicium Dioxide (Fumed Silica) is known for its high surface area, thixotropic behavior, and ability to improve viscosity and flow control.
CAS Number: 112945-52-5
EC Number: 231-545-4
Molecular Formula: SiO₂
Molecular Weight: 60.08 g/mol
Synonyms: Silicium Dioxide, Fumed Silica, Pyrogenic Silica, Amorphous Silica, Synthetic Silica, Aerosil, Colloidal Silicon Dioxide, Silicon Dioxide Fumed Grade, Hydrophilic Fumed Silica, Silicon Dioxide Thickener, Fumed Silica Powder, SiO₂ Fumed, Silicon Dioxide Anti-Caking Agent, High Surface Area Silica
APPLICATIONS
Silicium Dioxide (Fumed Silica) is used in cosmetics and personal care products as a thickener and viscosity modifier.
Silicium Dioxide (Fumed Silica) is used in foundations, creams, and lotions to provide a smooth texture and enhance stability.
Silicium Dioxide (Fumed Silica) is added to toothpaste as a mild abrasive and thickening agent.
Silicium Dioxide (Fumed Silica) is used in the pharmaceutical industry as a glidant in tablet and capsule formulations to improve powder flow.
Silicium Dioxide (Fumed Silica) is used in food products as an anti-caking agent in powdered mixes such as spices and instant soups.
Silicium Dioxide (Fumed Silica) is added to coatings and paints to enhance rheological properties and prevent pigment settling.
Silicium Dioxide (Fumed Silica) is used in adhesives and sealants to provide thickening, reinforcement, and sag resistance.
Silicium Dioxide (Fumed Silica) is used in silicone rubber to enhance mechanical strength and reduce compression set.
Silicium Dioxide (Fumed Silica) is employed in battery technology as a separator coating to improve performance and safety.
Silicium Dioxide (Fumed Silica) is used in resins and composites to control flow and improve mechanical properties.
Silicium Dioxide (Fumed Silica) is included in cable gels to prevent dripping and improve thixotropic behavior.
Silicium Dioxide (Fumed Silica) is used in the construction industry in grouts, sealants, and mortars to improve spreadability and reduce shrinkage.
Silicium Dioxide (Fumed Silica) is utilized in printing inks to enhance viscosity and prevent settling of pigments.
Silicium Dioxide (Fumed Silica) is added to animal feed premixes as a flow agent and carrier for vitamins and enzymes.
Silicium Dioxide (Fumed Silica) is used in agrochemicals to improve dispersion and flow of powdered formulations.
Silicium Dioxide (Fumed Silica) is applied in tire manufacturing to improve grip, rolling resistance, and wear resistance.
Silicium Dioxide (Fumed Silica) is used in optical and electronic materials for thermal insulation and dielectric properties.
Silicium Dioxide (Fumed Silica) is employed in 3D printing resins to improve dimensional stability and flow control.
Silicium Dioxide (Fumed Silica) is used in personal care aerosol products to enhance product stability and sprayability.
Silicium Dioxide (Fumed Silica) is used in biotechnology and chromatography as a matrix or stationary phase.
Silicium Dioxide (Fumed Silica) is used as a thickening agent in adhesives.
Silicium Dioxide (Fumed Silica) is added to silicone sealants to control viscosity.
Silicium Dioxide (Fumed Silica) is used in pharmaceuticals as a glidant in tablet manufacturing.
Silicium Dioxide (Fumed Silica) is employed in cosmetics to enhance the smoothness of powders.
Silicium Dioxide (Fumed Silica) is used in coatings to improve scratch resistance.
Silicium Dioxide (Fumed Silica) is incorporated in paints to control rheology.
Silicium Dioxide (Fumed Silica) is added to resins to improve thixotropic properties.
Silicium Dioxide (Fumed Silica) is used in inks to prevent pigment settling.
Silicium Dioxide (Fumed Silica) is used in grease formulations for better thickening.
Silicium Dioxide (Fumed Silica) is applied in epoxy systems to increase flow control.
Silicium Dioxide (Fumed Silica) is added to polyurethane foams for cell structure regulation.
Silicium Dioxide (Fumed Silica) is used in unsaturated polyester resins to prevent sagging.
Silicium Dioxide (Fumed Silica) is employed in dental materials for added strength.
Silicium Dioxide (Fumed Silica) is used in powder coatings to improve free flow.
Silicium Dioxide (Fumed Silica) is added to batteries to stabilize electrolytes.
Silicium Dioxide (Fumed Silica) is used in cable gels to control moisture.
Silicium Dioxide (Fumed Silica) is employed in printing inks to improve sharpness.
Silicium Dioxide (Fumed Silica) is used in fire extinguishers for powder flow.
Silicium Dioxide (Fumed Silica) is included in food packaging as a moisture barrier.
Silicium Dioxide (Fumed Silica) is used in friction materials for consistent performance.
Silicium Dioxide (Fumed Silica) is applied in aerospace sealants for thermal stability.
Silicium Dioxide (Fumed Silica) is used in animal feed as an anti-caking agent.
Silicium Dioxide (Fumed Silica) is added to fertilizers for dust control.
Silicium Dioxide (Fumed Silica) is used in defoamers to enhance foam suppression.
Silicium Dioxide (Fumed Silica) is used in gel batteries for thickening electrolytes.
Silicium Dioxide (Fumed Silica) is included in construction sealants to improve sag resistance.
Silicium Dioxide (Fumed Silica) is used in 3D printing resins for stability.
Silicium Dioxide (Fumed Silica) is used in artificial stone production to adjust flow.
Silicium Dioxide (Fumed Silica) is incorporated in personal care products for a silky texture.
Silicium Dioxide (Fumed Silica) is applied in agrochemical suspensions to prevent sedimentation.
Silicium Dioxide (Fumed Silica) is used in waxes and polishes for consistency.
Silicium Dioxide (Fumed Silica) is included in nail polish to enhance texture.
Silicium Dioxide (Fumed Silica) is used in metal coatings for hardness.
Silicium Dioxide (Fumed Silica) is added to plastic masterbatches for reinforcement.
Silicium Dioxide (Fumed Silica) is used in electronic encapsulants for thermal insulation.
Silicium Dioxide (Fumed Silica) is used in transformer fluids to prevent agglomeration.
Silicium Dioxide (Fumed Silica) is applied in biomedical devices for flow regulation.
Silicium Dioxide (Fumed Silica) is used in LED potting compounds for transparency.
Silicium Dioxide (Fumed Silica) is added to anti-corrosion paints for durability.
Silicium Dioxide (Fumed Silica) is used in antimicrobial coatings to support active ingredients.
Silicium Dioxide (Fumed Silica) is used in cosmetic emulsions for stability.
Silicium Dioxide (Fumed Silica) is included in ceramics for thermal resistance.
Silicium Dioxide (Fumed Silica) is used in lubricants for improved suspension.
Silicium Dioxide (Fumed Silica) is used in insulation boards for reduced thermal conductivity.
Silicium Dioxide (Fumed Silica) is used in hydrogen storage media.
Silicium Dioxide (Fumed Silica) is included in fumed powder formulations for dispersibility.
Silicium Dioxide (Fumed Silica) is used in sanitary products for odor absorption.
Silicium Dioxide (Fumed Silica) is used in cement additives to reduce shrinkage.
Silicium Dioxide (Fumed Silica) is used in hydrophobic coatings as a thickener.
Silicium Dioxide (Fumed Silica) is used in optical lens coatings for clarity.
Silicium Dioxide (Fumed Silica) is a synthetic amorphous silica created by flame hydrolysis.
Silicium Dioxide (Fumed Silica) appears as an ultra-fine, white powder with high surface area.
Silicium Dioxide (Fumed Silica) consists of chain-like structures that form three-dimensional networks.
Silicium Dioxide (Fumed Silica) is hydrophilic by default but can be surface-treated to become hydrophobic.
DESCRIPTION
Silicium Dioxide (Fumed Silica) is a white, odorless, amorphous powder with extremely small particle size and large surface area.
Silicium Dioxide (Fumed Silica) is produced through the high-temperature hydrolysis of silicon tetrachloride in a hydrogen-oxygen flame.
The particles of Silicium Dioxide (Fumed Silica) are non-porous, form aggregates, and display high thixotropy in liquid systems.
Silicium Dioxide (Fumed Silica) is hydrophilic in its untreated form and can be made hydrophobic through surface treatment.
Silicium Dioxide (Fumed Silica) exhibits excellent thickening and thixotropic behavior.
Silicium Dioxide (Fumed Silica) has low bulk density and is used in small quantities for large effects.
Silicium Dioxide (Fumed Silica) is chemically inert and compatible with a wide range of substances.
Silicium Dioxide (Fumed Silica) is widely used in high-performance formulations across multiple industries.
Silicium Dioxide (Fumed Silica) can improve storage stability and mechanical strength in composites.
Silicium Dioxide (Fumed Silica) is safe for use in personal care, food packaging, and medical-grade materials when used as directed.
This material is inert, non-toxic, and chemically stable under normal usage conditions.
Silicium Dioxide (Fumed Silica) enhances suspension and prevents settling in various liquid and semi-solid systems.
Silicium Dioxide (Fumed Silica) is widely used for its thickening, anti-caking, anti-settling, and reinforcing properties.
Silicium Dioxide (Fumed Silica) contributes to high-performance and functional properties in advanced materials.
PROPERTIES
Chemical Formula: SiO₂
Molecular Weight: 60.08 g/mol
Appearance: White amorphous powder
Odor: Odorless
Bulk Density: 30–60 g/L (depending on product grade)
Surface Area: 50–400 m²/g (BET)
Particle Size: 5–50 nm (primary), aggregates larger
Melting Point: >1600°C
Solubility: Insoluble in water and most solvents
pH (4% dispersion): 3.5–4.5
Reactivity: Inert under normal conditions
Thermal Stability: High, does not decompose at high temperatures
Storage Conditions: Keep in tightly sealed containers, dry, and ventilated area
FIRST AID
Inhalation:
Move the exposed person to fresh air.
Seek medical attention if respiratory symptoms occur.
Use a dust mask or respirator during handling.
Skin Contact:
Wash thoroughly with soap and water.
Seek medical attention if irritation develops.
Remove contaminated clothing.
Eye Contact:
Rinse cautiously with water for several minutes.
Remove contact lenses if present and continue rinsing.
Seek medical attention if irritation persists.
Ingestion:
Rinse mouth with water.
Do not induce vomiting.
Seek medical advice if discomfort occurs.
Note to Physicians:
Treat symptomatically.
No known specific antidote.
HANDLING AND STORAGE
Handling:
Avoid creating dust during handling and processing.
Use adequate ventilation and personal protective equipment.
Avoid inhalation, eye, or skin contact.
Storage:
Store in a cool, dry, and well-ventilated area.
Keep containers tightly closed.
Avoid exposure to moisture and incompatible substances.
Precautions:
Use explosion-proof equipment in dusty environments.
Follow local regulations for dust handling and disposal.
Label containers clearly to prevent misuse.
