This is a 5-Star Boots Rating sunscreen with a very high UVA protection. The formulation was subjected to in vitro analysis and delivered SPF ~35, PFA (PPD) ~34, UVA1/UV = 0.96, performance with critical wavelength 381 nm.
| Phase | INCI Name [INN/USAN] (Other Information) | Trade Name | % Wt | Function |
|---|---|---|---|---|
| A | Ethylhexyl Salicylate [Octisalate] | 5.00 | UV Filter/Sunscreen Agent / Carrier System | |
Ethylhexyl Methoxycrylene | SolaStay® S1* | 3.00 | Photostabilizer | |
Butyloctyl Salicylate | HallBrite® BHB* | 5.00 | Emollient / Sunscreen Solvent | |
Glycine Soja (Soybean) Oil (and) Polyglyceryl-3 Diisostearate (and) Oryza Sativa (Rice) Germ Extract (and) Oryza Sativa (Rice) Extract | BLUE Oléoactif® | 1.00 | Active Ingredient | |
Diisobutyl Adipate | HallTress® DIBA Special | 7.00 | Sunscreen Solvent/Emollient | |
| C12-15 Alkyl Benzoate | 3.00 | Sunscreen Solvent | ||
| B | Diethylamino Hydroxybenzoyl Hexyl Benzoate | 4.00 | UV Filter / Sunscreen Agent | |
| Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine | 3.00 | UV Filter / Sunscreen Agent | ||
| Butyl Methoxydibenzoylmethane [Avobenzone] | 4.50 | UV Filter / Sunscreen Agent | ||
| C | VP/Eicosene Copolymer | 2.00 | Film Former | |
Cetearyl Alcohol, Cetyl Palmitate, Sorbitan Palmitate, Sorbitan Oleate | Olivem® VS Feel | 1.80 | Stabilizing Agent / Liquid Crystal Promoter | |
Cetearyl Olivate, Sorbitan Olivate | Olivem® 1000 | 2.80 | Self-Emulsifier / Liquid Crystal Maker | |
| D | Water (Aqua) | up to 100 | Volatile Carrier | |
| Disodium EDTA | 0.05 | Chelating Agent | ||
| E | Glycerin | 3.00 | Humectant | |
| Xanthan Gum (pharma grade) | 0.15 | Thickener (Aqueous) | ||
| G | Caprylyl Glycol, Phenoxyethanol, Hexylene Glycol | 0.80 | Preservative | |
| Silica (spherical, 12 µm) | 2.00 | Deoiling Agent |
PREPARATIVE PROCEDURE
| 1 | To a secondary vessel add phase A and start mixing. Add phase B and heat to 80°C and then add phase C. |
| 2 | To the main vessel add phase D, start mixing and add premixture of phase E, then heat up to 75 - 80°C with mixing. |
| 3 | When both phases are homogeneous and at their designated temperatures, slowly add phase ABC to phase DE with prop mixing. |
| 4 | After 5 minutes start cooling batch and when batch is < 50°C add phase G one by one with mixing. |
| 5 | Continue mixing until batch is at room temperature, replacing any water lost to evaporation and mixing until smooth. |
PRODUCT CHARACTERISTICS (25°C)
| Appearance | Smooth cream |
| Viscosity (10 rpm, Brk, RVDV, T-D, after 24h at room temperature, mPa·s): | 15000 - 25000 |
| pH (as is) | 6.0 - 7.0 |
*Patented and Patent Pending
The information presented herein is believed to be accurate and reliable, but no warranty or guarantee, expressed or implied, is made regarding the information or the performance of any product. Further, nothing contained herein shall be taken as any inducement or recommendation to use, manufacture or sell that may infringe any patents or any other proprietary rights now or hereafter in existence, nor to imply compliance with any regulatory requirements
The Hallstar Company - 120 South Riverside Plaza Suite 1620 - Chicago, IL 60606-3911 USA hallstarbeauty.com