Table of Contents
- Product Overview
- Key Parameters & Comparison
- Detailed Applications
- Usage Guidelines
- Case Studies
- Contact for Quotation
Polydioxanone (CAS 31621-87-1) Overview
Polydioxanone (PDO), with CAS registry number 31621-87-1, is a biodegradable polyester widely used in medical devices. Key properties include:
| Property | Value |
|---|---|
| Molecular Formula | (C₄H₆O₃)ₙ |
| Melting Point | 90-120°C |
| Degradation Time | 6-12 months |
| Tensile Strength | 40-50 MPa |
Material Comparison
| Polymer | Degradation Time | Flexibility | Cost |
|---|---|---|---|
| PDO | 6-12 months | High | $$$ |
| PLA | 12-24 months | Medium | $$ |
| PGA | 3-6 months | Low | $ |
Key Parameters & Performance Comparison
Critical Quality Indicators
- Molecular Weight: 80,000-120,000 Da
- Crystallinity: 45-55%
- Residual Monomer: <0.5%
Industrial & Medical Applications
Primary Uses
- Surgical Sutures (85% of medical applications)
- Orthopedic Fixation Devices
- Drug Delivery Systems
Emerging Applications
- 3D-Printed Bioresorbable Implants
- Cosmetic Dermatology (PDO Thread Lifts)
Operational Guidelines
Processing Parameters
| Process | Temperature | Pressure |
|---|---|---|
| Extrusion | 190-210°C | 15-20 MPa |
| Molding | 170-190°C | 25-30 MPa |
Sterilization Protocols
- Ethylene Oxide: Standard method
- Gamma Radiation: Max 25 kGy
Industry Case Studies
Case 1: Cardiovascular Sutures
Client: Johnson & Johnson Medical Devices
Application: Monofilament sutures for heart valve replacement
Result: 18% reduction in postoperative complications vs. PGA sutures
Case 2: Orthopedic Mesh
Client: Stryker Corporation
Application: Resorbable bone fracture stabilization mesh
Outcome: Complete absorption in 9 months with 92% patient recovery rate
Case 3: Cosmetic Threads
Client: Medytox Solutions
Application: PDO lifting threads for facial rejuvenation
Performance: 12-month durability with 0.3% allergic reaction rate
Product Inquiry & Technical Support
Contact Our Experts
For pricing, specifications, or custom synthesis requirements:
Email: info@vivalr.com
Phone: (86) 15866781826
Request Additional Information
- FDA Certification Documents
- Biocompatibility Test Reports
- Custom Polymerization Services



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