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CAS No.
24980-41-4
Molecular Formula
(C₆H₁₀O₂)ₙ
Molecular Weight
Polymeric
Other Names
PCL
Poly(ε-caprolactone)
Polycaprolactone is a biodegradable aliphatic polyester with excellent flexibility, low melting point, and good compatibility with a wide range of polymers. It is typically supplied as white pellets or powder and exhibits stable processing behavior under standard conditions.
Due to its unique combination of biodegradability, mechanical performance, and processability, Polycaprolactone is widely used in biodegradable materials, polymer modification, medical materials, and specialty industrial applications where controlled degradation and material performance are required.
Biodegradable polymer with controlled degradation behavior
Low melting point for easy processing
Excellent flexibility and toughness
Good compatibility with many polymers and additives
Stable processing performance
Suitable for blending and modification systems
Consistent quality and batch stability
Widely used in advanced material applications
Biodegradable Plastics and Materials
Polycaprolactone is widely used in biodegradable plastic products and composite materials, where it improves flexibility, impact resistance, and processing performance while maintaining biodegradability.
Polymer Modification and Blending
In polymer modification systems, PCL is used as a toughening agent or flexibilizer to enhance mechanical properties and compatibility in blends with other polymers.
Medical and Biomedical Materials
The product is commonly applied in medical materials and biomedical research due to its biocompatibility and controlled degradation characteristics, supporting the development of functional and temporary implant materials.
Industrial Processing and R&D
Polycaprolactone is also used in industrial formulation development, prototyping, and research projects where predictable thermal and mechanical behavior is required.
| Item | Specification |
|---|---|
| Product Name | Polycaprolactone |
| CAS Number | 24980-41-4 |
| Appearance | White pellets or powder |
| Melting Point | Approx. 58–60°C |
| Density | Approx. 1.1 g/cm³ |
| Solubility | Insoluble in water |
| Biodegradability | Yes |
| Purity | Conforms to standard |
Excellent flexibility and elongation
Low processing temperature
Good thermal stability during processing
High compatibility in polymer blends
Predictable degradation behavior
Consistent mechanical performance
Easy handling and processing
Suitable for research and industrial use
| Item | Details |
|---|---|
| Standard Packaging | 25kg bag |
| Storage Conditions | Cool, dry, sealed environment |
| Shelf Life | 24 months |
Q1: What is Polycaprolactone mainly used for?
A1: It is mainly used in biodegradable materials, polymer modification, medical materials, and industrial research applications.
Q2: Is Polycaprolactone biodegradable?
A2: Yes, it is a biodegradable polyester with controlled degradation behavior.
Q3: Does Polycaprolactone have good processability?
A3: Yes, its low melting point allows easy processing and blending.
Q4: Can Polycaprolactone be used in large-scale production?
A4: Yes, it is suitable for both research-scale and industrial-scale manufacturing.
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