High Quality Polyethylene Glycol Octadecyl Ether CAS 9005-00-9: User Guide & Applications
Índice
1. Visão geral do produto
Polyethylene Glycol Octadecyl Ether (CAS 9005-00-9) is a nonionic surfactant with the molecular formula C18H37(OCH2CH2)nOH. Key specifications include:
- Aparência: White to off-white waxy solid
- Pureza: ≥98%
- Peso molecular: Variable (based on ethylene oxide units)
- HLB Value: 8-15 (depends on polymerization degree)
- Solubilidade: Dispersible in water, soluble in organic solvents
- Armazenamento: 2-8°C in airtight containers, avoid moisture
2. Principais aplicações
- 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.
- Investigação: Key component in nanoparticle synthesis and biomembrane studies.
3. Diretrizes de utilização
Preparação e manuseamento
- Preparação da solução: Dissolve in warm water (40-60°C) at 1-10% concentration.
- Dosagem: Typical usage: 0.1-5% of total formulation weight.
- Compatibilidade: Avoid strong acids/oxidizers; test compatibility with other ingredients.
- Segurança: Wear gloves and goggles; rinse with water if contact occurs.
4. Casos práticos de utilização
Case 1: Pharmaceutical Cream Formulation
Aplicação: As a primary emulsifier in topical corticosteroid creams.
Método: 3% PEG octadecyl ether blended with oil phase at 55°C, homogenized with aqueous phase.
Resultado: Stable emulsion with 24-month shelf life at room temperature.
Case 2: Cosmetic Hair Conditioner
Aplicação: Key ingredient for silicone oil emulsification.
Método: 2% surfactant mixed with dimethicone (heating to 70°C).
Resultado: Low-viscosity emulsion with enhanced hair softness.
5. Informações de contacto
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