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Formulation

Broadband Sunscreen with TEGO Care 450

DCA-6055-4

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Phase

Ingredients

%W/W

A

TEGO® Care 450 MB

(Polyglyceryl-3 Methylglucose Distearate )

3.00

TEGOSOFT® XC MB

(Phenoxyethyl Caprylate )

2.00

TEGOSOFT® DEC

(Diethylhexyl Carbonate )

2.00

TEGIN® M Pellets MB

(Glyceryl Stearate)

1.40

Stearic Acid

0.60

Tocopheryl Acetate

0.50

Butyl Methoxydibenzoylmethane

2.70

Ethylhexyl Salicylate

4.50

Octocrylene

6.00

Benzophenone-3

4.50

Homosalate

7.00

B

TEGO® Carbomer 750 HD

(Acrylates/C10-30 Alkyl Acrylate Crosspolymer)

0.20

Water

61.85

EDTA

0.10

Butandiol-1,3

3.00

NaOH

(10%)

0.65

Z

Preservative

q.s.

Processing

1. Heat phase A and B separately to approx. 80 °C.
2. Add phase A to B with stirring. 1)
3. Homogenize.
4. Cool with gentle stirring and add phase Z below 40 °C. Adjust pH to 7.0.

1) Important: If phase A has to be charged into the vessel first, phase B must be added without stirring.

Remarks

Viscosity: 25 Pa*s (Brookfield DV-II+Pro, sp. 93, 10 rpm)
SPF: 24.6, UVA balance 34%, CW 372 nm (calculated values, BASF Sunscreen Simulator)

* Formulation was tested on emulsion stability with 0.7% Phenoxyethanol; Ethylhexylglycerin (Euxyl PE 9010, Schülke & Mayr GmbH). Microbiological Safety: Challenge test not performed


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