Hydrophobic silica, also known as silica aerogel or hydrophobic silica gel, has several applications due to its unique
properties. Some of the common applications of hydrophobic silica include:
1. Insulation: Hydrophobic silica is an excellent insulator and is widely used in the construction industry as an insulating
material. It is used to insulate windows, walls, roofs, and pipes, as it can effectively reduce heat transfer and improve
energy efficiency.
2. Oil and gas industry: Hydrophobic silica is used in the oil and gas industry as a desiccant to remove moisture from natural
gas and oil. It helps in preventing the formation of hydrates and corrosion, which can damage pipelines and equipment.
3. Thermal insulation for electronics: Hydrophobic silica is used as a thermal insulator in electronic devices such as smartphones,
laptops, and tablets. It helps in dissipating heat and preventing overheating of electronic components.
4. Environmental remediation: Hydrophobic silica is used in environmental remediation processes to remove contaminants from
water and soil. It can adsorb organic compounds, heavy metals, and pollutants, making it a valuable material for cleaning up contaminated sites.
5. Personal care products: Hydrophobic silica is used in personal care products such as cosmetics, skincare products, and hair
care products. It is used as an absorbent and anti-caking agent, helping to improve the texture and stability of these products.
6. Food and beverage industry: Hydrophobic silica is used in the food and beverage industry as an anti-caking agent, preventing
the formation of lumps in powdered products such as spices, sugar, and powdered drinks.
7. Pharmaceuticals: Hydrophobic silica is used in the pharmaceutical industry as a carrier for drug delivery systems. It can encapsulate drugs and improve their stability, solubility, and bioavailability.
Overall, hydrophobic silica has a wide range of applications in various industries due to its excellent thermal insulation, adsorption,
and water-repellent properties.
Physical and Chemical Data
| Property | Unit | Typical Value | | Specific Surface Area(BET) | m2/g | 170±20 | | PH Value in 4% Dispersion | / | 5.5-8.0 | | Moisture (2 hours at 105℃) | wt% | ≤0.5 | | Loss on ignition(2h at 1000℃,based on material dried for 2h at 105℃) | wt% | ≤4.0 | | Sio2 Content(Based on ignited material) | wt% | ≥99.8 | | Carbon content(based on material dried for 2h at 105℃) | wt% | 1.5-2.5 |
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Anticorrosion Pigments, Inkjet Receptive Coating, Matting Agent
