This water-in-oil zinc oxide sunscreen lotion provides SPF 30 sun protection without using organic UV filters. HallBrite® BHB (Butyloctyl Salicylate) in HallBrite® EZ-FLO ZDX contributes a very good dispersion for zinc oxide.
In vitro analysis suggests SPF ~ 34, PFA (PPD) ~10, performance with critical wavelength 375 nm.
Phase | INCI Name [INN/USAN] (Other Information) | Trade Name | % Wt | Function |
---|---|---|---|---|
A | Isopropyl Myristate | HALLSTAR® IPM-NF | 15.00 | Carrier |
Zinc Oxide [Zinc Oxide] (60%), Butyloctyl Salicylate, Triceteareth-4 Phosphate, Triethoxycaprylylsilane | HALLBRITE® EZ FLO ZDX | 25.00 | UV Filter/Sunscreen Agent / Carrier System | |
B | Cetyl PEG/PPG-10/1 Dimethicone | 3.00 | Emulsifier | |
Cylcopentasiloxane, Cyclohexasiloxane | 5.00 | Emollient | ||
Cyclopentasiloxane, Disteardimonium Hectorite, Propylene Carbonate | 3.00 | Rheological Control / Enhanced Skin Feel | ||
C | Sorbitan Olivate | OLIVEM® 900 | 1.00 | Co-emulsifier |
Silica (spherical, 12 µm) | 2.00 | Deoiling Agent | ||
Beeswax (Cera Alba) | 1.00 | Thickener (Nonaqueous) | ||
D | Water (Aqua) | up to 100 | Volatile Carrier | |
Glycerin | 8.00 | Humectant | ||
Disodium EDTA | 0.05 | Chelating Agent | ||
Sodium Chloride | 1.00 | Stabilizing Agent | ||
E | Caprylyl Glycol, Phenoxyethanol, Hexylene Glycol | 1.00 | Preservative | |
Dimethicone (5 cSt) | 5.00 | Feel Modification / Enhancement |
1 | To the main Vessel, add phase A and start mixing. Add phase B with mixing. Start heat to 75°C. |
2 | Add phase C into phase AB, and mix well until uniform. |
3 | To a secondary vessel add phase D, start mixing until fully incorporated. Heat up to 70°C. |
4 | When both phases are homogenous at their designated temperature, Start homogenizing phase ABC. |
5 | Very slowly add phase D to phase ABC. |
6 | Start to cool to room temperature. When < 50°C, add phase E into phase ABCD. |
Appearance | White smooth lotion |
Viscosity (Brk, RVDV-II, T-D, 20 rpm, after 24 h at room temperature; mPa∙s) | 7000 - 10000 |
*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
Tel.: 877 427 4255 (International n.: +1 312 385 4494) - Fax: +1 330 929 3616 - E-mail: customerservice@hallstar.com Web Site: hallstar.com
© 2023 Hallstar. All Rights Reserved.