PEG Diacrylates (PEGDA)
Premium Hydrophilic Crosslinkers for Biomedical Applications
Biocompatible Polymeric Crosslinker
Poly(ethylene glycol) diacrylate (PEGDA) is a biocompatible, water-soluble macromer featuring terminal acrylate groups for rapid UV/visible light photopolymerization into versatile hydrogel networks.
SRDK's PEGDA is synthesized with high precision to ensure consistent performance across various biomedical applications, from controlled drug release to scaffold engineering.
Available Molecular Weights
| Code | MW (Da) | Property |
|---|---|---|
| PEGDA-1000 | 1000 | Balanced crosslink density |
| PEGDA-2000 | 2000 | Flexible, cell-friendly |
| PEGDA-3400 | 3400 | Soft, enhanced swelling |
| PEGDA-6000 | 6000 | Ultra-soft, high water |
| PEGDA-10000 | 10000 | Maximum elasticity |
| PEGDA-20000 | 20000 | Extreme water retention |
Technical Advantages
Biocompatible
Low immunogenicity, minimal cytotoxicity for cell encapsulation
Water-Soluble
Highly hydrophilic, forms clear hydrogels instantly
Rapid Curing
UV/405nm light activation in seconds to minutes
Tunable
Control modulus and swelling via MW selection
Biomedical Use Cases
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Drug Delivery
Sustained release matrices for proteins, chemotherapeutics, and biologics.
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3D Bioprinting
Bioinks for tissue engineering and organ-on-chip platforms.
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Medical Devices
Functional coatings, wound dressings, and implantable scaffolds.
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Research Tools
Cell culture substrates, microfluidics, and advanced biosensors.
Technical Specifications
| Parameter | Specification |
|---|---|
| Chemical Formula | CH₂=CHCOO-(CH₂CH₂O)ₙ-OOCCH=CH₂ |
| CAS Number | 26570-48-9 |
| Density | ~1.07–1.18 g/cm³ |
| Activation | 365 nm (UV) or 405 nm (visible) |
| Storage | -20°C, protect from light |
| Purity | >95% (GPC, NMR verified) |
Recommended Photoinitiators
LAP (Lithium phenyl-2,4,6-trimethylbenzoylphosphinate)
- Concentration: 0.1-0.5 wt%
- Wavelength: 405 nm
- Best For: Cytocompatible cell encapsulation
Irgacure 2959
- Concentration: 0.05-0.1 wt%
- Wavelength: 365 nm
- Best For: FDA-studied polymer networks
Ready to Innovate?
Contact our technical team for custom formulations, bulk orders, and application support.