NON-AQUEOUS SUNSCREEN WITH CRODASPERSE

Croda Inc

Low mechanical energy dispersant CRODASPERSE allows the formulation of this product with only a propeller mixer. The result is a lotion that may be spread onto the skin or used as an aerosol concentrate for even better, more even application. As a lotion, this formula showed an in vitro SPF of 52, an in vivo SPF of 36 pre-immersion and an SPF of 30 post-immersion. It also received a “superior” 3 star Boots rating.

Phase

Product

INCI Name

Supplier

Volume

CRODASPERSE

(Sorbitan Isostearate (and) Caprylic/Capric Triglyceride (and) Di-PPG-3 Myristyl Ether Adipate)

25.00

Titanium Dioxide 1

16.00

CRODAMOL CAP

(Cetearyl Ethylhexanoate)

10.00

CRODAMOL OS

(Ethyhexyl Stearate)

30.50

CRODAMOL PMP

(PPG-2 Myristyl Ether Propionate)

2.00

MEDILAN

(Modified Lanolin USP)

1.50

CRODAMOL SS

(Cetyl Esters)

4.00

SUPER HARTOLAN

(Lanolin Alcohol NF)

5.00

SYNCROWAX ERL-C

(C18-36 Acid Glycol Ester)

2.00

SYNCROWAX HR-C

(Tribehenin)

4.00

Preparation:

Procedure Combine all ingredients of Part A and mix at high speed until uniform. Add ingredients of Part B to Part A. Heat with stirring to 80-85°C and continue stirring at this temperature for 5 minutes. Cool with stirring to 30°C.

Notes:

Suppliers 1 UV-Titan M170, Kemira Pigments

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While every effort has been made to reproduce these formulations correctly, the Publisher of this website cannot accept any liability for the information presented. All formulations are provided in good faith, but no warranty is given as to accuracy of information or results, or suitability for a particular use, nor is freedom from patent infringement to be inferred. Formulations are offered solely for consideration by the participating manufacturers. Continued use of this web site infers acceptance of this disclaimer.

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