Propynol Ethoxylate CAS 3973-18-0: Technical Guide & Industry Applications
Contents
- Product Overview & Specifications
- Key Parameters Comparison
- Functional Applications
- Usage Scenarios by Industry
- Verified Client Case Studies
- Request Customized Solutions
1. Product Overview & Specifications
| Parameter | Details |
|---|---|
| Chemical Name | Propynol Ethoxylate |
| CAS Number | 3973-18-0 |
| Molecular Formula | C3H6O(C2H4O)n |
| Molecular Weight | Variable (based on EO units) |
| Appearance | Clear to pale yellow liquid |
| Solubility | Water-soluble, compatible with polar solvents |
| HLB Value | 8-14 (adjustable per EO content) |
| pH (5% solution) | 6.0-7.5 |
| Storage Conditions | 2-30°C in sealed containers |
2. Key Parameters Comparison
| EO Units | Molecular Weight | HLB | Typical Applications |
|---|---|---|---|
| 5 | ~350 g/mol | 8-9 | Wetting in agrochemicals |
| 10 | ~600 g/mol | 12-13 | Emulsification in coatings |
| 15 | ~850 g/mol | 13-14 | Dispersing in detergents |
3. Functional Applications
Core Performance Advantages
- Superior wetting agent for hard-to-spread surfaces
- Low-foam dispersion in high-speed processes
- Thermal stability up to 150°C
- pH compatibility range: 4-11
Industry-Specific Uses
- Agrochemicals: Tank-mix adjuvant for herbicides
- Coatings: Pigment stabilization in water-based paints
- Textiles: Dye leveling agent for synthetic fibers
- Cleaning: Low-VOC formula component
4. Usage Scenarios by Industry
Herbicide Formulation (Agriculture)
- Dosage: 0.2-0.5% in concentrate
- Benefits: Reduces spray drift by 18-22%
- Compatibility: Works with glyphosate salts
Latex Paint Production (Coatings)
- Addition Point: During pigment pre-mix
- Result: 30% faster dispersion time
- Storage: Prevents hard settling for 12+ months
5. Verified Client Case Studies
Case 1: AgroGreen Solutions (Thailand)
- Challenge: Herbicide crystallization in tropical storage
- Solution: Propynol Ethoxylate-8 at 0.3% formulation
- Outcome: 98% formulation stability at 35°C
Case 2: TextileMaster Co., Ltd. (Vietnam)
- Issue: Dye migration in polyester blends
- Implementation: 1.2g/L in dye bath
- Result: Colorfastness improved by 40%
6. Request Customized Solutions
Contact our technical team for formulation support:
- Email: info@vivalr.com
- Phone: (86) 15866781826
Request free sample or MSDS: [Specify product variant]



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