Cellulose Triacetate (CAS 9012-09-3): Comprehensive User Guide
Table of Contents
1. Introduction to Cellulose Triacetate
Cellulose Triacetate (CTA), identified by CAS 9012-09-3, is an advanced cellulose ester widely recognized for its exceptional thermal stability, optical clarity, and chemical resistance. With a degree of substitution (DS) ≥ 2.9, this high-performance polymer outperforms standard cellulose acetate variants in demanding industrial applications.
2. Key Specifications & Comparative Analysis
| Parameter | Cellulose Triacetate | Cellulose Acetate | Cellulose Acetate Propionate |
|---|---|---|---|
| CAS Number | 9012-09-3 | 9004-35-7 | 9004-39-1 |
| Acetyl Content | 43.5-44.5% | 38-40% | 34-38% |
| Melting Point | 290-310°C | 230-260°C | 190-230°C |
| Hydrolysis Resistance | Excellent | Moderate | Good |
3. Industrial Applications & Use Cases
3.1 High-Performance Films
CTA’s low birefringence and UV stability make it ideal for:
- LCD polarizer protective films
- Photographic film substrates
- Anti-reflective coating layers
3.2 Advanced Fiber Production
Key applications in textile engineering:
- Flame-retardant fabrics
- High-tenacity filtration membranes
- Biocompatible medical textiles
4. Real-World Customer Success Stories
Case Study 1: Optical Components Manufacturer
Client: EuroLens Technologies GmbH
Challenge: Required materials with <0.5% haze for AR eyewear production
Solution: Implemented CTA-based substrates with 0.3% haze index
Outcome: 22% increase in product longevity
Case Study 2: Pharmaceutical Packaging
Client: MediSafe Packaging Co., UK
Challenge: Needed hydrolysis-resistant blister packaging
Solution: CTA-PVdC composite films with 18-month stability
Outcome: Reduced product returns by 37%
5. Contact for Technical Consultation
Request customized CTA solutions:
Email: info@vivalr.com
Phone: (86) 15866781826
Technical Support Hours: Mon-Fri 08:00-18:00 GMT+8
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