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Application examples with Oxynex® ST

IP.com Disclosure Number: IPCOM000127424D
Publication Date: 2005-Aug-30
Document File: 9 page(s) / 48K

Publishing Venue

The IP.com Prior Art Database

Abstract

Cosmetic formulation examples containing Oxynex® ST (Diethylhexyl Syringal Malonate) for broad-spectrum sunscreens, skin care products and color cosmetics.

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  1. Applications in broad-spectrum sunscreens with DHA, Insect Repellant, Skin Lighteners/Antioxidants

Sunscreen lotion SPF 30-45

Ingredients

     Phase A                                                                                                    (w/w%)

  1. Deionized Water                                                                               QS to 100
  2. Disodium EDTA                                                                                                   0.1
  3. Propylene Glycol                                                                                                  5.0
  4. Xantham Gum                                                                                                              0.2
  5. Acrylates/C10-30 Alkyl Acrylate Copolymer            0.1

Phase B

  1. Cetyl Alcohol                                                                                                               1.0
  2. PEG-75 Stearate                                                                                                  2.0
  3. Glyceryl Stearate                                                                                                  1.0
  4. Steareth-20                                                                                                                  0.5
  5. Dimethicone                                                                                                                 1.0
  6. C12-15 Alkyl benzoate                                                8.0
  7. Butyl Methoxydibenzoylmethane                                                           2.0
  8. Homosalate                                                                                                                  15.0
  9. Ethylhexyl Salicylate                                                      5.0
  10. Diethylhexyl Syringal Malonate                                                       2.0

Phase C

  1. Triethanolamine                                                                                                    0.2
  2. Phenoxyethanol                                                                                                    0.5
  3. Methylparaben                                                                                         0.2
  4. Propylparaben                                                                                                              0.1

Procedure:

Combine ingredients of phase A and heat to 70-75 °C. Combine phase B and heat to 75°C until all solids are melted. Add phase B to A with continuous mixing. Homogenize mixture for 10 min. and cool to 40°C. Add ingredients of phase C, mix until uniform.

Insect Repellan...