High Quality Polyethylene Glycol Octadecyl Ether CAS 9005-00-9: User Guide & Applications
Table of Contents
1. Product Overview
Polyethylene Glycol Octadecyl Ether (CAS 9005-00-9) is a nonionic surfactant with the molecular formula C18H37(OCH2CH2)nOH. Key specifications include:
- Appearance: White to off-white waxy solid
- Purity: ≥98%
- Molecular Weight: Variable (based on ethylene oxide units)
- HLB Value: 8-15 (depends on polymerization degree)
- Solubility: Dispersible in water, soluble in organic solvents
- Storage: 2-8°C in airtight containers, avoid moisture
2. Key Applications
- Emulsifier: Stabilizes oil-in-water emulsions in cosmetics and pharmaceuticals.
- Wetting Agent: Enhances substrate penetration in agrochemicals and coatings.
- Industrial Surfactant: Used in textile processing, metal cleaning, and lubricants.
- Research: Key component in nanoparticle synthesis and biomembrane studies.
3. Usage Guidelines
Preparation & Handling
- Solution Preparation: Dissolve in warm water (40-60°C) at 1-10% concentration.
- Dosage: Typical usage: 0.1-5% of total formulation weight.
- Compatibility: Avoid strong acids/oxidizers; test compatibility with other ingredients.
- Safety: Wear gloves and goggles; rinse with water if contact occurs.
4. Practical Use Cases
Case 1: Pharmaceutical Cream Formulation
Application: As a primary emulsifier in topical corticosteroid creams.
Method: 3% PEG octadecyl ether blended with oil phase at 55°C, homogenized with aqueous phase.
Result: Stable emulsion with 24-month shelf life at room temperature.
Case 2: Cosmetic Hair Conditioner
Application: Key ingredient for silicone oil emulsification.
Method: 2% surfactant mixed with dimethicone (heating to 70°C).
Result: Low-viscosity emulsion with enhanced hair softness.
5. Contact Information
For technical inquiries or bulk orders:
Email: info@vivalr.com
Phone: (86) 15866781826