Polydioxanone cas 31621-87-1

Appearance: White particles
Packing: 1kg/bag or 25kg/drum
Capacity: 100kg/year
Sample: Available

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Table of Contents

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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