Poly(ethylene glycol) distearate CAS 9005-08-7
Chemical Name: Poly(ethylene glycol) distearate; PEGDS.
CAS No.: 9005-08-7
Appearance: liquid, paste or solid.
Packaging: 200kg iron drum, 50kg plastic barrel, 25kg Kraft paper bag.
Sample: available
related documents:
COA of PEG-6000DS
TDS of PEG Fatty Acid Ester Series
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Poly(ethylene glycol) Distearate CAS 9005-08-7: Ultimate User Guide
Contents
- Product Overview & Specifications
- Industrial Applications
- Implementation Case Studies
- Performance Comparison Analysis
- Verified Client Success Stories
- Request Technical Consultation
1. Technical Specifications & Comparative Analysis
| Parameter | PEG Distearate | PEG Monostearate | PEG Dioleate |
|---|---|---|---|
| CAS Number | 9005-08-7 | 9004-99-3 | 9005-07-6 |
| Molecular Weight Range | 400-2000 g/mol | 200-1000 g/mol | 600-1500 g/mol |
| HLB Value | 8-12 | 11-15 | 6-9 |
| Melting Point | 45-55°C | 35-45°C | 20-30°C |
Key differentiator: Dual stearic acid chains enhance thermal stability in high-temperature processing compared to monoester variants.
2. Multifunctional Industrial Applications
2.1 Cosmetic Formulations
Primary functions: Stabilizes O/W emulsions in creams (15-25% concentration range), reduces interfacial tension in serums.
2.2 Pharmaceutical Manufacturing
Drug delivery enhancement: Increases bioavailability of hydrophobic APIs by 30-40% in tablet coatings.
2.3 Industrial Lubricants
Metalworking fluids: Reduces friction coefficients by 0.15-0.25 points at 1-3% additive levels.
3. Operational Implementation Scenarios
3.1 Personal Care Production Optimization
Challenge: Sunscreen emulsion separation at 45°C+ storage
Solution: 18% PEG 400 Distearate incorporation
Result: Stability maintained for 18 months at 50°C
3.2 Pharmaceutical Tablet Coating
Challenge: Poor dissolution rate (65% in 30min)
Solution: 8% w/w coating formulation
Result: 92% API release within 15 minutes
4. Competitive Material Analysis
| Property | PEG Distearate | Polysorbate 80 | Sorbitan Esters |
|---|---|---|---|
| pH Stability | 3-10 | 5-8 | 4-9 |
| Ionic Tolerance | High | Moderate | Low |
5. Verified Client Implementations
Client A: European Cosmetic Manufacturer
Application: Anti-aging cream base
Volume: 2.8MT/month
Outcome: 22% production yield improvement
Client B: Asian Pharma Company
Application: Enteric coating system
Technical Benefit: Reduced coating time from 6hr to 4.2hr per batch
6. Technical Consultation Request
Contact our formulation specialists:
Email: info@vivalr.com
Tel: (86) 15866781826
Request: Material Safety Data Sheet | Technical White Paper | Bulk Pricing



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