CAS · 25265-71-8
Product Overview
Dipropylene glycol is a high-purity essences-and-fragrances supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.
Product Specifications
| Grade: | Fragrance grade |
|---|---|
| Appearance: | Colorless, transparent and free of visible mechanical impurities stick liquid |
| Dipropylene glycol: | 99.7% min |
| Density/20°C: | 1.020–1.025 g/cm³ |
| Color (Pt/Co): | 10 max |
| Propylene glycol: | 0.2% |
| Tripropylene Glycol: | 0.1% max |
| Moisture: | 0.1% max |
| Acidity (by acetic acid): | 0.003% max |
Applications
1. Personal Care and Cosmetics
Solvent for Fragrances: DPG is a popular solvent and carrier for perfumes, body sprays, and deodorants due to its ability to dissolve aromatic compounds without affecting scent.
Humectant and Emollient: Used in lotions, creams, and hair products to retain moisture and improve skin feel.
Formulation Stabilizer: Helps maintain the consistency and performance of cosmetic emulsions and gels.
2. Fragrance Industry
Diluent in Perfumes: DPG dilutes concentrated essential oils or fragrance oils for spray applications, enhancing longevity and even dispersion.
Fixative Agent: Reduces the evaporation rate of volatile fragrance components, allowing scents to last longer on the skin.
3. Industrial Applications
Plasticizer: Used in resins, plastics, and polymers to enhance flexibility and durability.
Hydraulic Fluids and Antifreeze: Incorporated in formulations where low freezing point and water miscibility are needed.
Paints and Coatings: Acts as a coalescing agent to improve flow, leveling, and film formation in water-based paints.
4. Cleaning and Detergent Products
Solvent in Cleaners: Helps dissolve oils, greases, and other organic residues in surface cleaners and degreasers.
Stabilizer in Detergents: Used to maintain the physical properties of liquid detergents and all-purpose cleaners.
5. Chemical Intermediate
Precursor in Syntheses: Employed in the manufacture of plasticizers, polyurethanes, and other functional chemicals due to its dual alcohol groups.
6. Humectant in Tobacco Products
Enhances moisture retention in tobacco blends to improve texture and shelf life.
Benefits
Low Toxicity: DPG is considered safe for use in cosmetics and fragrances at recommended concentrations.
High Boiling Point: Provides stability under elevated temperatures, making it suitable for industrial applications.
Mild Odor and Taste: Ideal for applications requiring minimal sensory interference.
Versatile Solvent: Solubilizes a wide range of organic compounds including resins, dyes, and essential oils.
Non-Irritating: Gentle on the skin, making it suitable for direct skin contact in cosmetic applications.
Conclusion
Dipropylene glycol (CAS 25265-71-8) is a multi-functional solvent and humectant with broad utility across personal care, fragrance, industrial, and chemical sectors. Its excellent solvency, low odor, and low toxicity profile make it especially valued in formulations that demand safety, performance, and stability. As demand grows for high-performance yet skin-safe ingredients, DPG continues to play a critical role in product innovation and formulation development across industries.
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