Formulary

Broad Spectrum SPF 36 Sunscreen Cream

Released by The HallStar Company

December 1, 2010


Phase A
Water [Deionized]
59.60
Versene NA (Dow Chemical) (Disodium EDTA)
0.05

Phase B
Rhodicare XC (Rhodia) (Xanthan gum)
0.15

Phase C
Superol K Glycerine 99.7% USP/FCC Kosher (P&G Chemicals) (Glycerin)
4.00
CoSept PEP (HallStar) (Phenoxyethanol, methylparaben,ethylparaben, butylparaben, propylparaben,isobutylparaben)
0.50

Phase D
Finsolv TN (Innospec) (C12-15 alkyl benzoate)
7.00
Escalol 557 (ISP) (Ethylhexyl methoxycinnamate [octinoxate])
7.50
Neo Heliopan 303 (Symrise) (Octocrylene)
2.80
SolaStay S1 (HallStar) (Ethylhexyl methoxycrylene)
4.00
Spectrasolv DMDA (HallStar) (Dimethyl capramide)
1.00

Phase E
Parsol 1789 (DSM Nutritional) (Butyl methoxydiben- zoylmethane [avobenzone])
3.00

Phase F
HallStar GMS SE/AS (HallStar) (Glyceryl stearate, PEG-100 stearate)
2.00
HallStar GMS (HallStar) (Glyceryl stearate)
0.40
Ganex V-220 (ISP) (VP/Eicosene copolymer)
2.00
Emulsiphos (Symrise) (Potassium cetyl phosphate, hydrogenated palm glycerides)
2.00

Phase G
Simulgel 600 (Seppic) (Acrylamide/sodium acryloyl- dimethyltaurate copolymer, isohexadecane, polysorbate 80)
2.00

Phase H
MSS-500W (Kobo Products) (Silica)
2.00

Procedure
Add phase A to main vessel and start center-stir (prop) mixing. When dissolved, add phase B and mix until fully incorporated. Start heating to 85°C, and add pre-blended phase C ingredients. To a secondary vessel, add phase D, start mixing, and add phase E. When dissolved, heat to 85°C, then add phase F ingredients, in order. With both phases at 85°C and homogeneous, add oil phase (Du2013F) to water phase (Au2013C), with stirring. After mixing for 10 minutes, start cooling and homogenize until batch reaches 55°C; then resume sweep mixing with continued cooling. At 50°C or lower, add phase G.u00a0 When again smooth, add phase H, replace any water lost to evaporation, and mix until smooth. When at desired filling temperature, stop cooling and mixing, perform final quality assurance checks and package product.

Properties
(25°C) Appearanceu2014light yellow cream; Viscosity (RV, T-D, 5, 20 & 100 rpm, cP)u2014119400, 36000 & 9400; pHu20145.86; Stabilityu2014acceptable through three freeze thaw cycles and after 2 months at 45°C.

More Information
The Hall Star Company
(877) 427-4255 u2022 (312) 385-4494
Email: customerservice@hallstar.com u2022 www.hallstar.com

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