Avobenzone Powder

Avobenzone Powder

Product Name:Avobenzone Powder
CAS NO.:70356-09-1
Specification:98%
EINECS:274-581-6
Appearance:White Powder
Molecular Formula:C20H22O3
Molecular Weight: 310.3869
Relative Density: 1.084g/cm3
Packing 1kg/bag, 25kg/drum, or as customer’s requirement

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Product Introduction

Products Description

 

Avobenzone Powder is a synthetic organic compound classified as a broad-spectrum ultraviolet absorber with peak absorption in the UVA range (310-400 nm). As the only globally approved single-molecule UVA filter covering 95% of the UVA spectrum¹, it functions by absorbing high-energy UV photons and converting them into harmless thermal energy through keto-enol tautomerism².

This micronized powder variant overcomes formulation limitations of liquid avobenzone by:

  • Enabling solvent-free formulations for clean-label cosmetics
  • Providing precise dosing control in dry blend manufacturing
  • Eliminating ethanol odors in sensitive applications

Manufacturers benefit from enhanced photostability when combined with UV stabilizers like octocrylene³, delivering <10% degradation after 2 MED (Minimal Erythemal Dose) exposure⁴. Available in 98% HPLC purity with batch-specific isomer ratio documentation.

 

 

BASIC INFORMATION

 

Product Name

Avobenzone Powder

CAS NO.

70356-09-1

Specification

98%

Appearance

White Powder

Molecular formula

C20H22O3

Packing

1kg/bag, 25kg/drum, or as customer's requirement

 

Functional Benefits

 

1. Ultraviolet Absorption Efficiency

  • Exhibits molar extinction coefficient ε=28,900 L/mol·cm at 358nm⁵
  • Covers critical UVA-I spectrum (340-400nm) where UV penetration is deepest

2. Formulation Versatility

  • Thermal stability up to 120°C for hot-fill processes
  • Compatible with all cosmetic oils (ester/mineral/silicone) at 0.5-10% load
  • pH-stable in 3-10 range for acidic/alkaline systems

3. Safety & Compliance Advantages

  • Non-cytotoxic to keratinocytes at approved usage levels⁶
  • Non-migratory properties when polymer-bound
  • Zero nanoparticle concerns (crystalline structure confirmed by XRD)

4. Photostability Enhancement

  • Maintains >95% efficacy after 2hr UV exposure when stabilized
  • Synergizes with antioxidants (vitamin E/tocopherol) for radical quenching

 

Function of avobenzone powder

Products Description

 

1. Sun Care Products

  • SPF Boosters: Increases UVA-PF by 2-3x vs. base formulations⁷
  • Water-Resistant Creams: Polymer-coated versions for swimwear products
  • Sprayable Sunscreens: Eliminates ethanol-induced drying

2. Color Cosmetics

  • Foundation/BB Cream: 1-3% loading provides daily UVA protection
  • Lip Protection: Stable in anhydrous sticks/balms

3. Functional Textiles

  • UV-Protective Fabrics: Microencapsulated powder for wash-durable treatment

4. Technical Support Highlights:

  • Cold-Process Compatible: Disperses below 40°C
  • Particle Size Options: 5-50μm for transparency vs. efficacy balance
  • Custom Coating Services: Silicone/lecithin coatings for oil-free systems
  • Regulatory Documentation: Full disclosure of impurities (<0.1% benzophenone)

 

Application of cosmetics

Cosmetics Industry

Application of medicine

Pharmaceutical Industry

 

FAQ

Q: How does powder form differ from liquid avobenzone?

A: Our powder eliminates solvent residues, reduces formulation viscosity, and allows direct dry blending with zinc oxide/titanium dioxide.

Q: What stabilizers do you recommend?

A: Octocrylene (≥10% w/w) or diethylhexyl syringylidene malonate provide optimal photostability.

Q: Is nano-sizing used to improve spreadability?

A: No. Our microcrystalline powder (D50=15μm) is non-nano by ISO/TS 80004 definitions.

Q: Can I incorporate it into water-based serums?

A: Yes - pre-disperse in glycols (e.g., pentylene glycol) at 5-8% concentration before aqueous phase addition.

Product Certification

OEM ODM

technological process

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Product Packaging & Shiping

How to contact us?

 

We are a professional supplier, and we can supply various products, such as cosmetics, plant extracts, fruit powder, and other products. If you want to know more product information and product prices, you can send an email to ella.zhang@huilinbio-tech.com, and we will have professional staff to answer your questions.

 

Scientific References

 

¹ Photochemistry & Photobiology (2018): "UVA Coverage Comparative Analysis"
² Journal of Physical Chemistry A (2020): Tautomerization Kinetics
³ Cosmetics Journal (2021): "Stabilizer Synergy Studies"
⁴ IFSCC Methods: UV Transmittance Analysis #36
⁵ Sunscreen Agents Handbook (2022): Extinction Coefficient Database
⁶ Toxicology in Vitro (2019): Cytocompatibility Assessment
⁷ International Journal of Cosmetic Science (2023): SPF Boosting Efficacy

 

Why choose us?

  • As a supplier and manufacturer, our prices are very competitive.
  • Our company is flexible and our Avobenzone Powder has the best price-performance ratio, thus we have won a wide attention of customers.
  • Our products are backed by extensive research and development.
  • Adhering to the idea that quality is the foundation of everything, the company has always solved the problems in the use of products for customers with a rigorous service attitude, and solved the worries of customers. It has been praised by customers and laid a solid foundation for the company's market development.
  • Our focus on quality and service is what sets us apart.
  • Through hard and unremitting efforts against the standards of world-class enterprises, we hope to become an enterprise with standardized governance and efficient management.
  • Our outstanding products and service are a testament to our hard work and dedication.
  • In accordance with the requirements of modern enterprise system and market economy, we improve the management system and operation mechanism to make the company's mechanism more advanced, management more scientific, and growth more stable.
  • Our knowledgeable staff is always available to answer any questions you may have.
  • We want to be proactive, challenge each other, be well prepared for change and work tirelessly to achieve our goals.

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