ACTICIDE® PDN is a premium dry-film preservative from Thor, specifically formulated to provide long-term protection of coatings, sealants, and construction materials exposed to extreme environmental conditions. It contains a highly effective combination of isothiazolinone derivatives (primarily DCOIT), offering strong protection against fungal and algal attack on coated surfaces. Designed for exterior coatings, ACTICIDE® PDN delivers superior leach resistance, UV stability, and moisture resistance, ensuring that active ingredients remain in the dry film for maximum durability. This product is an excellent choice for architectural coatings, textured decorative finishes, and roofing systems where extended microbial defense is essential.
Long-Lasting Protection: Effective against fungi, algae, and bacteria in harsh conditions.
Superior Leach Resistance: Maintains activity even in humid and high-rainfall environments.
UV and Thermal Stability: Ensures performance under sunlight and temperature variations.
Compatibility: Suitable for water-based and solvent-based formulations.
Sustained Durability: Extends coating life by protecting film integrity.
Regulatory Compliance: Meets global industrial preservative standards.
Exterior Architectural Coatings – Protects facades and walls from fungal and algal contamination.
Roof Coatings & Waterproof Membranes – Ensures performance under constant wet conditions.
Wood Coatings – Prevents surface mold growth on wood stains and varnishes.
Industrial Protective Coatings – Used in marine and high-humidity environments for maximum durability.
Sealants & Construction Compounds – Provides microbial resistance in joint fillers and caulks.
Textured Decorative Finishes – Preserves decorative plasters and renders against microbial discoloration.
| Property | Details |
|---|---|
| Product Name | ACTICIDE® PDN |
| Manufacturer | Thor |
| Chemical Type | Dry-film preservative (Isothiazolinone-based, DCOIT formulation) |
| Active Ingredient | DCOIT (4,5-Dichloro-2-n-octyl-3(2H)-isothiazolone) ~25% |
| Physical Form | Liquid concentrate |
| Appearance | Light amber to pale brown liquid |
| pH (as supplied) | 6.0 – 7.5 |
| Solubility | Slight in water; soluble in organic carriers |
| Density (at 20 °C) | ~1.10 g/cm³ |
| Thermal Stability | Excellent under standard coating processes |
| Flash Point | >100 °C |
| Shelf Life | 24 months in unopened original packaging |
| Recommended Dosage | 0.3 – 1.0% (depending on exposure severity) |
| Storage Conditions | Store in cool, dry, ventilated area; avoid freezing |
| Packaging | 25 kg / 200 kg HDPE drums |
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