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Transparent Sun Care Spray SPF 30 UVA

SG 09/11-19

This spray addresses the trend for transparent sun care formulations. It includes a mixture of different emollients like TEGOSOFT® XC, an emollient with eXCellent UV filter solubility.

Phase

Ingredients

%W/W

A

TEGOSOFT® XC MB

(Phenoxyethyl Caprylate )

20.00

TEGOSOFT® TN

(C12-15 Alkyl Benzoate )

8.00

TEGOSOFT® APM

(PPG-3 Myristyl Ether )

8.00

TEGO® Xymenynic

(Caprylic/Capric Triglyceride; Xymenynic Acid )

2.00

Octocrylene

6.80

Ethylhexyl Salicylate

2.50

Butyl Methoxydibenzoylmethane

5.00

Tinosorb S

(Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine)

3.00

Diethylhexyl Butamido Triazone

1.20

B

Alcohol Denat.

43.50

Processing

1. Heat phase A to 85 °C to dissolve UV filters.
2. Cool down with stirring to room temperature.
3. Add phase B while stirring.

Remarks

Clear, one-phase formulation.

SPF* (in vitro): 31
UVA-Balance*: 74 %
Critical Wavelength*: 377

Calculated values**:
SPF: 30
UVA-Balance: 61 %

*(Labsphere 2000S; 0,75 mg/cm²; on PMMA slide)
**(BASF Sunscreen Simulator)


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