Cosmetics Applications

Silicon dioxide is used as an absorbent in cosmetics products such as powders, foundations, and pressed powders. Its porous structure allows it to absorb excess oil and moisture from the skin, helping to control shine and mattify the complexion. Silicon dioxide-based absorbents are particularly beneficial for individuals with oily or combination skin types.

In cosmetics formulations such as creams, lotions, and gels, silicon dioxide can act as a thickening agent to increase the viscosity and stability of the product. By adjusting the concentration of silica particles, formulators can control the texture and consistency of the final product, providing a smooth and luxurious feel upon application.

Silicon dioxide is employed as an anti-caking agent in powdered cosmetics products to prevent clumping and ensure uniform distribution of pigments and other ingredients. By absorbing excess moisture, silica particles help to maintain the free-flowing consistency of powders, enhancing their ease of application and blendability.

Silicon dioxide is used as a matting agent in cosmetics products such as lipsticks, eyeshadows, and blushes to create a matte finish on the skin. By scattering light and reducing shine, silica particles help to create a velvety-smooth appearance and minimize the appearance of pores and imperfections. Silicon dioxide particles can serve as optical diffusers in cosmetics formulations to scatter and diffuse light, creating a soft-focus effect on the skin. This helps to minimize the appearance of fine lines, wrinkles, and blemishes, giving the complexion a more youthful and radiant appearance.

In powder cosmetics products such as loose powders and eyeshadows, silicon dioxide can be used as a bulking agent to increase the volume and density of the product. By adding bulk without significantly increasing weight, silica particles help to improve the texture, coverage, and adherence of powdered cosmetics.

Property Specification
Chemical Composition Silicon Dioxide (SiO2)
Particle Size Nano to Micron-sized particles
Purity ≥ 99.5%
Surface Area High surface area
Bulk Density Variable depending on grade
pH Value Neutral to slightly acidic
Color White
Moisture Content ≤ 1%
Oil Absorption High
Texture Fine and powdery
Opacity Provides matte finish
Blurring Effect Minimizes appearance of fine lines and imperfections
Moisture Absorption Absorbs excess oil and moisture from skin
Compatibility Compatible with various cosmetic formulations
Mattifying Agent Controls shine and oiliness
Thickening Agent Provides texture and stability
Anti-Caking Agent Prevents clumping and agglomeration
Packaging Jars, compacts, or tubes
Shelf Life Long