High Protection SPF 30 Sun Spray

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By: TOM BRANNA

Editor

High Protection SPF 30 Sun Spray
Ingredients
%

Phase A

  • Parsol 1789 (DSM) (Butyl methoxydibenzoylmethane) (avobenzone; USAN)
  • 3.00
  • Parsol HMS (DSM) (Homosalate (homosalate; USAN)
  • 15.00
  • Parsol EHS (DSM) (Ethylhexyl salicylate (octisalate; USAN)
  • 5.00
  • Parsol 340 (DSM) (Octocrylene (octocrilene; USAN)
  • 2.79
  • Parsol SLX (DSM) (Polysilicone-15)
  • 0.99
  • Amphisol K (DSM) (Potassium cetyl phosphate)
  • 4.00
  • Eusolex 4360 (Merck) (Benzophenone-3 (oxybenzone; USAN)
  • 6.00
  • Dow Corning 556 Cosmetic Grade (Dow Corning) (Phenyl trimethicone)
  • 3.00
  • Butylated Hydroxytoluene (Dow Corning) BHT
  • 0.05
  • Dub Dis (Stearinerie Dubois Fils) (Diisopropyl sebacate)
  • 5.00
  • Lanette 16 (Cognis Deutschland) (Cetyl alcohol)
  • 0.30
  • Phenonip (Clariant) (Phenoxyethanol & methylparaben & ethylparaben & butylparaben & propylparaben & isobutylparaben)
  • 0.80
  • X-Tend 226 (ISP) (Phenethyl benzoate)
  • 5.00
  • Dermofeel BGC (Dr. Straetmans) (Butylene glycol dicaprylate/dicaprate)
  • 5.00
  • dl-alpha -Tocopheryl Acetate (DSM) (Tocopheryl acetate)
  • 0.50

Phase B

  • Carbopol Ultrez 10 (Lubrizol/Noveon) (Carbomer)
  • 0.10

Phase C

  • 1,2-Propanediol (Fluka Chemie) (Propylene glycol)
  • 2.50
  • Edeta BD (BASF) (Disodium EDTA)
  • 0.10
  • Sodium hydroxide 10% sol.
  • 1.00
  • Water dem.
  • 27.87

Phase D

  • Dow Corning 2501 Cosmetic Wax (Dow Corning) (Bis-PEG-18 methyl ether dimethyl silane)
  • 2.00
  • Water dem.
  • 10.00

Procedure

Heat phase A to 85°C and stir until homogeneous. Add Carbopol to the hot phase A. Heat phase C to 85°C and add to phase A under agitation, then homogenize strongly. Cool down to 50°C. Add phase D to the emulsion. Homogenize thoroughly and then with continued mixing cool down to ambient temperature. It is generally recommended to use vacuum while producing the emulsion.

Properties

pH—6.83; Viscosity—700 cps (Brookfield, RV3, 10 rpm); SPF in vivo—34.8 In vitro UVAPF (Colipa 2007)—10.4; UVAPF/SPF (30 labeled); ≥ 0.33: 0.35; Critical Wavelength—376.5

More Information

DSM Nutritional Products
(800) 526-0189
Website: www.unlimitednutrition-na.dsm.com