myTechnical Documents
Hydrated Silica. SIPERNAT® 500 LS acts as a carrier, absorbent, rheology additive and anti-caking agent. It is finely ground silica incorporated through low/medium shear mixer.
Details
10279-57-9 / 1343-98-2 / 7631-86-9 / 112926-00-8 / 63231-67-4
Silicon dioxide
- low drying loss
- high absorbency
- increases the structure of lipstick and lip balm formulations that can limit and prevent both sweating and thermal distortion
- It forms active absorbate
- It forms powder-to creamy formulations
Decorative cosmetics/Make-up > Lipsticks & Glosses
we recommend storing the products in sealed containers in a dry, cool place, and removed from volatile organic substances. our recommended use-by date is 24 months after date of manufacture. Product more than 24 months old should be tested for moisture content before use in order to make certain that it is still suitable for the intended application.
Complies with EINEC, TSCA, ENCS, AICS, KECI, PICCS and IECSC.
Use Level: 20 - 40% : carrier/absorbent; 3 - 10% : Rheology additive/heat stabilizer; 2 - 5% : Lipsticks
Technical data
| Quantity | Value | Unit | Comment |
|---|---|---|---|
| Appearance Properties | |||
| Sieve residue | <1000 | 45μm, spray, ISO 3262-19 | |
| Particle size | 9 - 12 | µm | d50, laser diffraction, ISO 13320-1 |
| Appearance | |||
| Physical state | |||
| Physical Properties | |||
| SiO2 | >97 | % | ISO 3262-19 |
| Tap density | 0.07 | g/cm3 | not sieved, ISO 787-11 |
| pH | 5 - 7 | 5%in water, ISO 787-9 | |
| Surface Area | 400 - 600 | m²/g | ISO 9277 |
| Thermal Properties | |||
| Loss on ignition | 5 | % | 2h at 1000 °C, ISO 3262-1 |
| Chemical Properties | |||
| Sulfate content | <1 | Internal method | |
| Sodium/potassium content | <6000 | ppm | Internal method;Na |
| Loss on drying | <7 | % | 2h at 105 °C, ISO 787-2 |
| Electrical Properties | |||
| Electrical conductivity | <0.0012 | s/cm | 4%in water, ISO 787-14 |