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Broad Spectrum SPF 30 Sunscreen Lotion Spray

This formulation was designed to provide broad spectrum (SPF/PFA <3) label SPF 30 performance. SolaStay® S1 provides very rapid and efficient excited state quenching of Avobenzone, protecting it from photodegradation. HallBrite® BHB and HallTress® DIBA contribute to UV filter solubility and enhance product feel. This formulation was subjected to in vitro analysis and delivered SPF ~33 , PFA (PPD) ~17 performance with critical wavelength 380 nm.

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PhaseINCI Name [INN/USAN] (Other Information)Trade Name% WtFunction
AEthylhexyl MethoxycryleneSolaStay® S1*3.00Photostabilizer
Ethylhexyl Salicylate [Octisalate] 5.00UV Filter / Sunscreen Agent
Butyloctyl SalicylateHALLBRITE® BHB*6.00Sunscreen Solvent / Emollient
Diisobutyl AdipateHALLTRESS® DIBA SPECIAL5.00Sunscreen Solvent / Emollient
BButyl Methoxydibenzoylmethane [Avobenzone] 4.20UV Filter / Sunscreen Agent
CVP/Eicosene Copolymer 1.00Film Former
Tri-C14-15 Alkyl Citrate 1.50Consistency Modifier
Ceteareth-25, Disodium Ethylene Dicocamide PEG-15 Disulfate 3.00Emulsifier
DStyrene/Acrylates Copolymer (hollow spherical, 325 nm) 3.00SPF Booster
EWater (Aqua) (deionized) up to 100Volatile Carrier
Disodium EDTA 0.05Chelating Agent
Xanthan Gum (pharma grade) 0.20Thickener (Aqueous)
FGlycerin 4.00Humectant
Preservative a.n.Preservative
GWater (Aqua) (deionized)  9.60Volatile Carrier
Microcrystalline Cellulose, Cellulose Gum 0.40Stabilizing Agent

PREPARATIVE PROCEDURE

1To a secondary vessel add phase A, start mixing, add phase B to A, heat to 70°C, and then add phase C ingredients to AB with continued mixing. Then, add phase D to ABC and mix until completely dispersed.
2Add the water from phase E to main vessel, dissolve Disodium EDTA, then add Xanthan Gum and mix until fully incorporated.
3Start phase E heating to 70°C and add premix of phase F to phase E.
4With both phases are homogeneous and at temperature, add oil phase ABCD to water phase EF with mixing.
5After mixing for five minutes, start cooling and homogenize until batch reaches 55°C (or for 3 minutes), then return to prop mixing with continued cooling.
6At 50°C or lower, very slowly add premix of phase G and continue mixing for 20 minutes.
7Replace any water lost to evaporation, and mix batch until smooth. Perform quality assurance checks.

PRODUCT CHARACTERISTICS (25°C)

Appearance Pale yellow, fluid liquid lotion
Viscosity (Brk, RVDV-II, Sp 4, 20 rpm, after 24 h at room temperature; mPa·s) 650 - 1200
pH 6.5 - 7.5

*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