CHLUMIUV® UV – 1789 / Avobenzone CAS 70356-09-1

Chemical Name: Avobenzone

CAS No.:70356-09-1

Molecular Formula: C20H22O3

Molecular Weight:310.40

Appearance:White or pale yellow crystalline powder

Chemical Structure:Avobenzone Structure

Description

 

Item Standard
Appearance White or pale yellow crystalline powder
Loss on drying ≤0.5%
Assay(GC) 95.0~105.0%
Impurity Individual impurity ≤3.0%
Total impurity ≤4.5%
Residual solvents Methanol ≤3000ppm

Avobenzone Usage

Sunscreens, Personal Care products, Sun care, Baby Sun care, Daily skin care, Decorative cosmetic with sun protection, Broad spectrum UV-A filter.

Avobenzone Packaging and Shipping

25kgs/drum, 25kgs/carton.

Avobenzone Storage

Preserve in tight, light-resistant containers. The shelf life is three years in original, unopened containers.

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UV - 1789 Application scenarios

1. Broad-Spectrum Sunscreen Cosmetics:

Used as a core UVA sunscreen agent in sunscreens, lotions, sprays, and gels, absorbing the entire 320-400nm UVA spectrum to prevent photoaging and tanning. Often combined with UVB absorbers for broad-spectrum protection, and also used in sun-protective primers and foundations.

2. Sunscreen Makeup Products:

Added to sunscreen foundations, cushion compacts, lipsticks, and lip balms, providing both sun protection and makeup longevity, protecting the lips and facial skin from UV damage.

3. Personal Care Product Protection:

Used in hair conditioners, hair masks, and sun protection sprays to prevent hair from drying out, splitting, fading, and turning gray due to UV exposure; also used in daytime moisturizers and serums to enhance sun protection.

4. Industrial Material Anti-Aging:

Used in PVC, PE, PP, and other plastic products and functional plastic films as a UV absorber to slow down photoaging of materials, preventing yellowing, embrittlement, and performance degradation; also used in outdoor coatings and inks to improve product weather resistance.

5. Intermediate for Sunscreen Formulation Blends:

Combined with octyl methoxycinnamate, benzophenone-3, etc., to optimize sunscreen efficacy and product feel, while also improving its own photostability through blending, preventing photodegradation from affecting protective effects.

6. Cosmetic Formulation Protection:

As a UV stabilizer, it protects active ingredients and pigments in cosmetics from UV damage, maintaining formulation stability and efficacy.

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