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Sunscreen Agent

Benzophenone-4

Benzophenone-4 is a broad-spectrum UV absorber, which is white or light yellow powder at room temperature. It has the advantages of high absorption efficiency, non-toxicity, good light and thermal stability, and anti-aging. It absorbs both UV-A and UV-B, and is an FDA-approved Class I sunscreen, widely used in cosmetic products such as sunscreen creams, lip care, styling lotions, regular and glossy hairsprays.

Synonyms: N/A

Molecular formula: C14H12O6S

CAS No: 4065-45-6

UN NO: N/A

Application:

Colourant protector in transparent packaging.

As a viscosity stabilizer for gels based on polyacrylic acid when exposed to uv-radiation.

As a stabilizer for fragrance oils in conditioning and body cleansers.

As a protector of hair against the ill effects of UV radiation in hair gels, shampoos and hair setting lotions, mousses and sprays.

As a protection against the sunburn in aqueous based formulation, such as in cosmetics for sunscreen, facial anti-aging and other products.

As a colour fastness improver of dye fabrics in textiles

As a preventer of yellowing of wool

As a preventer of discolouration of synthetic fibers

Specification:

ItemsSpecification
AppearanceOff white or light yellow crystalline powder
Specific extinction (1%, 1cm) E284460-490
E325285-315
pH1.2-2.2
Melting point, ℃≥140
Loss on drying, %⩽3.0
Turbidity in water, EBC⩽4.0
Color, Gardner⩽2.0
Purity(HPLC), %≥99.0
Contact us for full parameters

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