Gantrez AN-139 (CAS 9011-16-9) Comprehensive User Guide
Table of Contents
- 1. Product Overview & Specifications
- 2. Key Applications & Industry Uses
- 3. Performance Comparison Table
- 4. Operational Guidelines & Safety
- 5. Real-World Case Studies
- 6. Technical Inquiry & Ordering
1. Product Overview & Specifications
| Parameter | Specification |
|---|---|
| Chemical Name | Poly(methyl vinyl ether-alt-maleic anhydride) |
| CAS Number | 9011-16-9 |
| Molecular Formula | (C4H4O3·C3H6O)x |
| Molecular Weight | 10,000-50,000 g/mol (variable) |
| Appearance | White to off-white powder |
| Solubility | Water, polar solvents |
| Storage Conditions | 2-8°C in airtight container |
2. Key Applications & Industry Uses
Primary Functional Roles:
- Adhesive Formulations: Film-forming agent for pressure-sensitive adhesives
- Coatings Industry: Crosslinking agent for water-based coatings
- Personal Care: Fixative polymer in hair styling products
- Pharmaceuticals: Enteric coating material for tablets
- Textile Processing: Dye-fixing agent for synthetic fibers
3. Performance Comparison Table
| Feature | Gantrez AN-139 | Competitor A | Competitor B |
|---|---|---|---|
| Viscosity (25°C) | 450-650 mPa·s | 300-400 mPa·s | 700-900 mPa·s |
| pH Stability | 3.0-9.0 | 4.0-8.5 | 2.5-10.0 |
| Thermal Resistance | 180°C | 160°C | 200°C |
| Film Flexibility | Excellent | Good | Moderate |
4. Operational Guidelines & Safety
- Optimal Concentration: 2-5% w/w in final formulations
- Mixing Protocol: Gradual addition to pre-heated (40°C) solvent
- Safety Precautions:
- Use NIOSH-approved respirator when handling powder
- Avoid contact with strong oxidizers
- Emergency eye wash stations required in work areas
5. Real-World Case Studies
Case Study 1: Adhesive Manufacturer (Germany)
- Challenge: Needed high-temperature resistance for automotive labels
- Solution: 3.2% AN-139 in acrylic adhesive matrix
- Result: Achieved 200°C resistance with 85% shear strength improvement
Case Study 2: Cosmetic Company (USA)
- Challenge: Develop alcohol-free hair spray with 12hr hold
- Solution: AN-139/PVP copolymer system at 4:1 ratio
- Result: 14hr hold time with 30% less residue vs previous formula
Case Study 3: Pharmaceutical Coating (India)
- Challenge: Delayed drug release in intestinal environment
- Solution: 15μm AN-139 enteric coating
- Result: 98% drug release at target pH vs 82% with cellulose acetate
6. Technical Inquiry & Ordering
For formulation assistance or bulk pricing:
- Email: info@vivalr.com
- Tel: (86) 15866781826
Request SDS/TDS documents:
- Specify required language (EN/CN/DE)
- Include intended application details



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