Formulary

SPF-20 Spray Sunscreen

March 1, 2010


Phase A
Deionized water
80.11
Hydramol PGPD Ester (Lubrizol/Noveon) (PEG/PPG-8/3 diisostearate)
2.00
Panthenol (DSM) (50%)
0.50
Allantoin (Lipo)
0.20
Disodium EDTA
0.05
Parsol MCX (DSM) (Ethylhexyl methoxycinnamate)
6.00
Escalol 587 (ISP) (Ethylhexyl salicylate)
4.00
Escalol 567 (ISP) (Benzophenone-3)
2.00
Euxyl K 300 (Schu00fclke & Mayr) (Phenoxyethanol, methyl-, butyl-, ethyl-, propyl- (and) isobutylparaben)
1.00
Vegetol Aloe GR 335 Oily (Gattefossu00e9) (Mineral oil, vegetable oil (and) aloe ferox leaf extract)
0.10
Fragancia Herbess #MEX-ECO016458 (Mane) (Fragrance)
0.70

Phase B
Schercemol 105 Ester (Lubrizol/Noveon) (Isodecyl neopentanoate)
3.00

Phase C
Pemulen TR-2 polymeric emulsifier (Lubrizol/Noveon) (Acrylates/C10-30 alkyl acrylate crosspolymer)
0.15

Phase D
Triethanolamine (Conjunto Lar) (99%)
0.19

Procedure
Phase A - In as suitable vessel, add and mix the ingredients of phase A in the order listed and mix until uniform. Phase B - In a separate vessel mix the ingredients of phase B and heat to 45-50°C until benzophenone-3 is dissolved. Cool phase B to 25°C. Sprinkle Pemulen TR-2 Polymer into phase B.  Mix until polymer is dispersed in oil.  Slowly add phase B to phase A with vigorous agitation (2,500 rpm for 20 min). Neutralize batch with triethanolamine (99%) and mix until uniform. Add aloe extract and fragrance to batch. Mix until uniform.

Properties
Appearance—White liquid; pH—6.5–7.0; Viscosity (mPa·s) (Brookfield DV-11+Pro @ 20 rpm, #3 spindle, measured after 24 hours)—2,200 – 3,200; SPF (SPF and UVA SPF determined by In Vitro testing using the Labsphere® UV-1000 UV Analyzer) Static—24; Stability—Passed 3 months @ 45°C, 4 cycles freeze/thaw.

More Information
Lubrizol Advanced Materials Inc. (Noveon Consumer Specialties), Tel: (216) 447-5000, (800) 379-5389, Website: www.personalcare.noveon.com
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