Product Description
Polyethylene Glycol (PEG) 400 is a versatile, water-soluble polymer that is widely used in various industries due to its unique properties. It is a clear, colorless, and odorless liquid that is non-toxic and non-irritating, making it suitable for a wide range of applications. PEG 400 is commonly used as a solvent, plasticizer, and surfactant in pharmaceuticals, cosmetics, and food products. Its ability to dissolve both hydrophilic and hydrophobic substances makes it an ideal choice for formulations requiring a stable and uniform consistency.
Uses of Polyethylene Glycol 400
- Pharmaceuticals: Used as a solvent for oral, topical, and injectable formulations. It acts as a carrier for active ingredients, enhancing their solubility and bioavailability.
- Cosmetics and Personal Care: Commonly found in creams, lotions, and ointments, PEG 400 serves as a moisturizer and emulsifier, improving the texture and spreadability of products.
- Food Industry: Utilized as a food additive, PEG 400 acts as a humectant, stabilizer, and thickening agent in various food products.
- Industrial Applications: Employed as a lubricant, anti-foaming agent, and plasticizer in manufacturing processes.
- Chemical Intermediates: Used in the production of other chemicals and polymers, serving as a building block in various chemical reactions.
Technical Data
| Property | Value |
|---|---|
| Chemical Formula | C₂nH₄n+2O₃n+1 (n=8-9) |
| Molecular Weight | Approximately 400 g/mol |
| Appearance | Clear, colorless liquid |
| Viscosity | 40-60 mPa·s (at 25°C) |
| Density | 1.125 g/cm³ |
| Solubility | Soluble in water and alcohol |
| pH (1% solution) | 6.0 – 7.0 |
| Boiling Point | 200°C (392°F) |
| Flash Point | 230°C (446°F) |
| Storage Conditions | Store in a cool, dry place |
| Shelf Life | 2 years when stored properly |
Key Features
- Non-toxic and Biocompatible: Safe for use in pharmaceuticals and cosmetics.
- Versatile Solvent: Effective in dissolving a wide range of substances.
- Moisturizing Properties: Helps retain moisture in skin and hair care products.
- Stability: Maintains consistency and stability in formulations over time.
Conclusion
Polyethylene Glycol 400 is an essential ingredient across multiple industries, valued for its safety, versatility, and effectiveness. Its unique properties make it a preferred choice for formulators looking to enhance the performance and quality of their products.