Poly(trimethylene carbonate) CAS 31852-84-3: Comprehensive Product Guide
Table of Contents
1. Product Overview & Specifications
Poly(trimethylene carbonate) (PTMC, CAS 31852-84-3) is a biodegradable aliphatic polyester with exceptional biocompatibility. Key parameters:
| Parameter | PTMC Standard Grade | PTMC Medical Grade | Competitor Product |
|---|---|---|---|
| Molecular Weight | 50,000-150,000 g/mol | 80,000-200,000 g/mol | 40,000-120,000 g/mol |
| Degradation Time | 6-12 months | 3-6 months | 9-18 months |
| Glass Transition Temp | -15°C to -10°C | -18°C to -12°C | -5°C to 5°C |
2. Key Applications & Use Cases
Biomedical Applications:
- Surgical sutures with controlled degradation
- Drug-eluting stent coatings
- Orthopedic fixation devices
Industrial Uses:
- Biodegradable packaging films
- Eco-friendly adhesive formulations
- 3D printing filaments
3. Performance Comparison Table
| Property | PTMC | PLA | PCL |
|---|---|---|---|
| Tensile Strength | 40-60 MPa | 50-70 MPa | 15-25 MPa |
| Elongation at Break | 300-500% | 5-10% | 700-1000% |
| Hydrolysis Rate | Moderate | Fast | Slow |
4. Industry Case Studies
Case Study 1: Cardiovascular Implants
Challenge: Develop a fully absorbable coronary stent coating with 6-month drug release profile.
Solution: PTMC matrix with sirolimus loading achieved 94% drug release in 180 days.
Case Study 2: Tissue Engineering Scaffolds
Challenge: Create porous structures maintaining mechanical integrity for 8 weeks.
Solution: PTMC/PEG blend scaffolds showed 85% porosity with 2.5 MPa compressive strength.
5. Client Success Stories
Client A: Medical Device Manufacturer
Industry: Orthopedics
Application: Resorbable bone screws
Result: Achieved 28% faster osseointegration vs PLLA screws
Client B: Pharmaceutical Company
Industry: Drug Delivery
Application: Long-acting contraceptive implant
Result: Sustained levonorgestrel release for 12 months
6. Request Customized Solutions
Our technical team specializes in PTMC modification for:
- Molecular weight customization
- Copolymer development
- GMP-grade production
Contact our experts for technical specifications or samples:
Email: info@vivalr.com
Tel: (86) 15866781826
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