Cellulose Acetate (CAS 9004-35-7): Comprehensive User Guide
Table of Contents
1. Product Overview & Specifications
Cellulose Acetate (CAS 9004-35-7) is a partially acetylated cellulose derivative with excellent solubility, biodegradability, and thermal stability. Widely used in textiles, films, and filtration.
Key Parameters:
| Property | Standard Grade | High-Acetyl Grade | Pharma Grade |
|---|---|---|---|
| Acetyl Content (%) | 39.0–40.5 | 40.5–42.5 | 38.0–40.0 |
| Viscosity (mPa·s) | 200–400 | 100–300 | 150–350 |
| Solubility | Acetone, DMAc | Chloroform, DCM | Ethanol/Water |
2. Detailed Applications
Industrial Uses:
- Textiles: Production of acetate fibers for clothing linings.
- Photographic Film: Base material for X-ray and LCD films.
- Filtration: Cigarette filter tow manufacturing.
Emerging Applications:
- Biodegradable packaging films
- 3D printing resins
- Drug delivery matrices
3. Usage Scenarios
Example 1: Eyeglass Frame Production
Process flow: Cellulose acetate pellets → extrusion → CNC machining → polishing → UV coating. Advantages include hypoallergenic properties and color customization.
Example 2: Pharmaceutical Tableting
Used as enteric coating agent at 2–5% w/w. Provides pH-dependent release in intestinal environments.
4. Customer Case Studies
Case 1: GreenPack Solutions
- Industry: Sustainable Packaging
- Challenge: Replace PET in food containers
- Solution: Custom CA formulation (42% acetyl)
- Result: 85% biodegradation in 6 months
Case 2: MediCoat Pharmaceuticals
- Industry: Drug Manufacturing
- Challenge: Delayed-release for NSAIDs
- Solution: CA-based coating system
- Result: 12-hour controlled release achieved
5. Contact for Technical Inquiries
Request custom formulations or bulk pricing:
Email: info@vivalr.com
Tel: (86) 15866781826
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