Print Friendly Version of this pagePrint Get a PDF version of this webpagePDF

Sunscreen Cream SPF 50

A broad spectrum sunscreen cream. This formula is suitable for beachwear or any outdoor activity and provides superior broad-spectrum protection against both the burning and aging rays of the sun. SolaStay® S1, an extremely rapid singlet state quenching photostabilizer, and triple state quenching Polycrylene® help keep the formulation from losing effectiveness during sun exposure. In vitro analysis suggests SPF ~55, PFA (PPD) ~21 performance with critical wavelength 380 nm.

Scroll right to view specs →
PhaseINCI Name [INN/USAN] (Other Information)Trade Name% WtFunction
AEthylhexyl Salicylate [Octisalate] 5.00UV Filter / Sunscreen Agent
Homosalate [Homosalate] 10.00UV Filter / Sunscreen Agent
Polyester-8POLYCRYLENE®*4.00Photostabilizer
Ethylhexyl MethoxycryleneSolaStay® S1*2.00Photostabilizer
Butyloctyl SalicylateHALLBRITE® BHB*5.00Emollient / Sunscreen Solvent
BButyl Methoxydibenzoylmethane [Avobenzone] 3.00UV Filter / Sunscreen Agent
CVP/Eicosene Copolymer 3.00Film Former
Glyceryl StearateHALLSTAR® GMS PURE1.30Emulsifier
PEG-100 StearateHALLSTAR® PEG 4400 MS MB1.65Co-emulsifier
Polyglyceryl-3 Methylglucose Distearate 1.55Emulsifier
DStyrene/Acrylates Copolymer (hollow spherical, 325 nm) 4.00SPF Booster
EWater (Aqua) (deionized) up to 100Volatile Carrier
Disodium EDTA 0.05Chelating Agent
Acrylates/C10-30 Alkyl Acrylate Crosspolymer 0.15Thickener (Aqueous)
FPotassium Hydroxide 0.76pH Adjuster
GGlycerin 3.00Humectant
Preservative a.n.Preservative

PREPARATIVE PROCEDURE

1To a secondary vessel add phase A, start mixing, heat to 50°C and then add phase B.
2Heat phase AB to 80°C, then add phase C ingredients with mixing, then add phase D and mix until phase D is fully dispersed.
3To the main vessel add the Water of phase E, start mixing, add the remaining phase ingredient in order, and then heat this phase to 80°C.
4When both phases ABCD and E are homogeneous and at their designated temperatures, slowly add phase ABCD to phase E with mixing.
5Homogenize batch intensively for 3 minutes, resume sweep mixing, start cooling and when batch is at 55°C add phase F.
6When batch is uniform add phase G premix and mix well.
7When the batch is uniform add deionized water to correct for evaporative losses and continue mixing until smooth.

PRODUCT CHARACTERISTICS (25°C)

AppearanceOff-white Thick Lotion
Viscosity (Brk, RVDV-II, T-D, 20 rpm, after 24 h at room temperature; mPa·s)6500 - 11500
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