
Description | PCL is a kind of polymer with mechanical properties, shape memory and biodegradability. It is also a kind of biocompatible, absorbable and low-cost synthetic polymer. Our PCL are currently widely used in many fields, such as injected glaucoma drug, coatings, ophthalmic implant, dermal fillers, absorbable vessel clip, cosmetics etc. | ||
Physical-chemical properties
| Chemical name | Poly(ε-caprolactone) | |
CAS Registry number | 24980-41-4 | ||
Chemical structure |
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Molecular formula1 | |||
Specification
| Test | Method | Specification |
Appearance | Visual | White, pale yellow floccule | |
Inherent viscosity | Ubbelohde viscometer | 0.30-2.00 dl/g | |
Residual monomer | Gas chromatography | <0.5% | |
Stannum (Catalyst) | Atomic fluorescence spectrometry | <150 ppm | |
For each batch a certificate of analysis is provided, showing the analytical data determined in our quality control laboratory. Additional analytical data can be made upon request. | |||
Packaging | 100g/500g/1Kg per aluminum foil bag | ||
Recommend storage | Stored in a cool and dry place without sunlight, a refrigerator is recommended. Temperatures (2-8°C) | ||
Shelf life | When stored in the original packaging at low temperatures (2-8°C), PLLA keeps its initial properties for at least two years. | ||
Product catalogue | Model | IV Range dl/g | Mv Range |
PL-05 | 0.30-0.75 | 1.16-3.49 | |
PL-10 | 0.75-1.25 | 3.49-6.47 | |
PL-15 | 1.25-1.75 | 6.47-9.72 | |
PL-20 | 1.75-2.25 | ≥9.72 |
IV = Intrinsic viscosity
MV = Viscosity molecular weight




1. Can you provide samples?
We are pleased to provide samples for interested customers. But you may have to pay the delivery charges .
2. How long will the product be available?
About two years.
3. What's your payment terms?
T/T, Paypal, western union and so on.
4. What's the delivery time?
Within 7-15 working days after receipt of your payment.
5. How about the packing?
We usually provide vacuum aluminum foil bag packing.

