Shin-Etsu Silicone Selection Guide for Cosmetics

UV Filter Dispersions

This is a dispersion for UV protection made from volatile silicone fluids with finely dispersed titanium dioxide or zinc oxide. Despite the high concentration of finely dispersed particles, this product has very low viscosity and is easy to handle. In addition to sunscreen, it can also be used in makeup products such as makeup bases and liquid foundations.

SPD Series Product Lineup

Product name Fine particles Powder content
105°C × 3h, wt%
Viscosity
mPa-s
SPD-T5 Titanium dioxide 40 4,000 or less
SPD-T6 Titanium dioxide 40 4,000 or less
SPD-T7 Titanium dioxide 45 4,000 or less
SPD-Z5 Zinc oxide 60 4,000 or less
SPD-Z6 Zinc oxide 60 4,000 or less

(Not specified values)

The SPD series uses dispersants with high dispersion performance, enabling stable dispersion of high concentrations of fine particles and resulting in low-viscosity dispersions for all products. In addition, it contains a dispersing agent that reduces stickiness and provides a smooth feel.

Transmission Spectrum of SPD-T5, SPD-T7, SPD-Z5

Test method
Measured by applying a formulation that contains
30% of SPD to a thickness of 6 μm.

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  • Ingredient Function