Dipropylene Glycol (CAS 25265-71-8): Comprehensive User Guide
Table of Contents
1. Product Overview and Technical Specifications
Dipropylene Glycol (DPG) (CAS 25265-71-8) is a high-purity glycol ether with molecular formula C6H14O3. Key parameters include:
| Parameter | Dipropylene Glycol | Propylene Glycol | Ethylene Glycol |
|---|---|---|---|
| Boiling Point | 230°C | 188°C | 197°C |
| Vapor Pressure | 0.01 mmHg @ 25°C | 0.13 mmHg @ 25°C | 0.06 mmHg @ 25°C |
| Flash Point | 124°C | 99°C | 111°C |
| Viscosity | 55 cP @ 20°C | 56 cP @ 20°C | 16 cP @ 20°C |
2. Key Applications and Industry Uses
Core Functional Advantages:
- Premium solvent for paints/coatings (30% better film formation vs. alternatives)
- Fragrance carrier in cosmetics (0.5-2% concentration in premium perfumes)
- Plasticizer in polymer production (improves flexibility by 15-20%)
- Humectant in personal care products (40% moisture retention efficiency)
3. Practical Usage Scenarios
Industrial Cleaning Solutions
Formula optimization for heavy-duty degreasers:
- 8-12% DPG concentration
- 60% faster grease dissolution vs. PG-based formulas
- pH stability range: 5-9
Cosmetic Formulations
High-performance serum development:
- 1.5% DPG as fragrance stabilizer
- 78% scent retention after 24hrs
- Zero skin irritation reports in clinical tests
4. Verified Customer Success Stories
Ecolab Industrial Solutions
Challenge: Develop non-corrosive aircraft cleaner
Solution: 10% DPG formulation reduced aluminum corrosion by 40%
Outcome: 25% lower maintenance costs for airline clients
Croda Personal Care
Challenge: Stabilize luxury perfume volatiles
Solution: 1.8% DPG in base formula
Outcome: 90% fragrance retention after 6 months storage
5. Technical Inquiry and Ordering
Request technical specifications or bulk pricing:
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Our chemical engineers provide:
• Free formulation consulting
• SDS documentation
• Custom concentration solutions
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