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Sunscreen Lotion SPF 35

HallBrite® ISO is incorporated to mitigate the photocatalytic and reactive oxygen species generating activities of oxides, protecting it from photodegradation, and so improve sunscreen performance. HallBrite® BHB aids wetting and dispersion of oxides and enhanced product feel. This formulation was subjected to in vitro analysis and delivered SPF ~38, PFA (PPD) ~12 performance with critical wavelength 379 nm.

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PhaseINCI Name [INN/USAN] (Other Information)Trade Name% WtFunction
AOctyldodecyl MethoxycrylenePrivate: HALLBRITE® ISO*4.00Photostabilizer
Butyloctyl SalicylateHALLBRITE® BHB*5.00Emollient / Sunscreen Solvent
Ethylhexyl Methoxycinnamate [Octinoxate] 3.00UV Filter / Sunscreen Agent
Ethylhexyl Salicylate [Octisalate] 5.00UV Filter / Sunscreen Agent
Caprylic/Capric Triglyceride 5.00Emollient
BTitanium Dioxide [Titanium Dioxide], Aluminum Hydroxide (60 nm primary particle size) 3.00UV Filter / Sunscreen Agent
Zinc Oxide [Zinc Oxide], Triethoxycaprylylsilane (30-200 nm primary particle size) 5.00UV Filter / Sunscreen Agent
CVP/Eicosene Copolymer 1.00Film Former
Cetearyl AlcoholHALLSTAR® TA-1618 CETEARYL ALCOHOL0.70Thickener (Nonaqueous)
Polysorbate 60 1.70Emulsifier
Glyceryl StearateHALLSTAR® GMS PURE2.00Emulsifier
PEG-100 StearateHALLSTAR® PEG 4400 MS1.45Co-emulsifier
DWater (Aqua) (deionized) up to 100Volatile Carrier
Disodium EDTA 0.05Chelating Agent
Xanthan Gum (pharma grade) 0.25Thickener (Aqueous)
EPreservative a.n.Preservative
Butylene Glycol 3.00Humectant
FCyclopentasiloxane 2.00Feel Modification / Enhancement
Acrylamide/Sodium Acryloyldimethyltaurate Copolymer, Isohexadecane, Polysorbate 80  0.50Thickener (Aqueous)

PREPARATIVE PROCEDURE

1In seconadary vessel, combine phase A and mix well. Disperse phase B with mixing. Heat AB to 80C.
2Add phase C into phase AB with mixing until homogenous
3In the main vessel, add water od phase D, dissolve EDTA. Add xanthan gum and mix until fully incorporated.
4Heat main vessel to 80C, and premixed of phase E.
5When oil phase (ABC), and water phase (DE) homogenous and at their designated temperatures, add phases ABC into phases DE with prop mixing.
6Homogenize for 3 minutes. Resume prop mixing, and start cooling it down to the room temperature.
7When batch is below 50C, add Cyclopentasiloxane with mixing. Add Simulgel 600 at 35C if batch is too thin.
8Add water lost

PRODUCT CHARACTERISTICS (25°C)

AppearanceOff White thick Lotion
Viscosity (Brk, RVDV-II, Sp 4, 20 rpm, after 24 h at room temperature; mPa·s)6000 - 10000
pH6.5 - 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