Moisture Protection
MOISTURE PROTECTION
Protective Shield Against Humidity for Sensitive APIs
COAT ICON® – A moisture protection coating is a film applied to solid oral dosage forms to prevent or minimize moisture ingress, safeguarding hygroscopic APIs, and enhancing product stability during shelf life.
The COAT ICON® Moisture Protection range is designed to enhance stability, reduce degradation caused by humidity, and ensure consistent drug performance. Available in aqueous and organic-solvent-based systems, these coatings offer manufacturers flexibility to choose the optimal solution based on API sensitivity and storage requirements.
Types of Moisture Barriers
Aqueous-Based Moisture Barrier Coating
- Eco-Friendly and Efficient
- Ideal for routine solid dose formulations
- Compatible with continuous coating machines
Organic-Solvent-Based Moisture Barrier Coating
- Superior Barrier for Highly Hygroscopic Actives
- Ideal for enzymes, probiotics, vitamins
- Recommended for long-term storage products
| Brand Name | Coating System | Polymer | Recon % | Optimal Weight Gain |
|---|---|---|---|---|
|
COAT ICON ® PM-O |
Organic |
HPMC & EC |
5% |
3-4% |
|
Hydro alcoholic |
9-11% |
3-4% |
||
|
COAT ICON ® PM-A |
Aqueous |
PVA |
20 % |
3-4% |
Versatile Applications
Ensuring Product Stability & Shelf-Life
- Ideal for protecting hygroscopic and effervescent formulations from moisture absorption, ensuring their potency throughout shelf life.
- Specially designed for products stored or distributed in Climatic Zone IV conditions, maintaining stability in hot and humid environments.
- Perfect for herbal and nutraceutical formulations with sensitive extracts, preventing degradation and preserving efficacy.
- Suitable for delayed-release and multi-layer coating systems, providing consistent and controlled drug release.
Key Advantages
Protects API potency & integrity
Creates a robust barrier that prevents moisture penetration, safeguarding the active pharmaceutical ingredient’s effectiveness.
Reduces Degradation & Discoloration
Minimizes chemical and physical changes, maintaining product appearance and quality over time.
Improves Shelf Life in High RH Zones
Ensures product stability and performance even in high-humidity environments.
Compatible with Top-Coats & Logo Printing
Allows seamless application of additional coatings and printing without compromising product quality.
Compliance & Safety
• Meets international regulatory standards (USP, Ph. Eur.)• Designed with pharma-grade excipients only• Available in GMP-certified, validated formats