Formulary

Sunscreen Lotion with Titanium Dioxide

August 10, 2009


Phase A
Ceraphyl 368 (ISP) (Ethylhexyl palmitate)
10.0
Uvinul N539T (BASF) (Octocrylene)
8.0
Uviniul MC80 (BASF) (Octinoxate)
7.5
Uvinul M40 (BASF) (Oxybenzone)
5.0
Finsolv TN (Innospec) C12-15 alkyl benzoate
5.0
Permethyl 222C (Presperse) (C13-15 alkane (and) C12-20 isoparaffin)
2.0
Dow Corning 245 (Dow Corning) (Cyclomethicone)
2.0
Dow Corning 556 (Dow Corning) (Phenyltrimethicone)
2.0
Cosmowax J (Croda) (Cetearyl alcohol (and) ceteareth-20)
2.0
Crodacol C-70 (Croda) (Cetyl alcohol)
1.0
T-Lite SF (BASF) (Titanium dioxide)
10.0
Keltrol CG-T (CP Kelco) (xanthan gum)
0.2
Pemulin TR-2 (Lubrizol) (Acrylates/C10-30 alkyl acrylate crosspolymer)
0.1
Intelimer 8600 (Air Products) (Poly C8-22 alkyl acrylate/metacrylic acid cross polymer)
2.0
Pricerine 9088 (Uniqema) (Glycerine 99.5%)
2.0

Phase B
Deionized water
41.4

Procedure
Combine all phase A ingredients into a vessel while stirring. In another vessel add deionized water then slowly add xanthan gum and PemulinTR-2 while stirring. Continue to stir until clear homogenous phase. Add other remaining phase B ingredients one by one to water phase while continuing to stir. Begin heating both vessels until the temperature of both vessels is between 80-85°C. Once a 80-85°C temperature has been achieved, add phase A to phase B slowly while continuing to stir. Remove from heat and homogenize the resulting emulsion for three minutes.

More Information
Air Products & Chemicals Personal Care, Tel: (610) 481-6799; Website:  www.airproducts.com/personalcare
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