ACTICIDE® RS

ACTICIDE® RS by Thor is an industrial microbiocide. It is a mixture of 5–chloro–2–methyl–4–isothiazolin–3–one (1.11%) and 2–methyl–4–isothiazolin–3–one (0.37%). It controls the growth of bacteria and fungi. Suitable for acrylics, styrene/butadiene, carboxylated styrene/butadiene, ethylene/vinyl acetate and biopolymers intended for industrial use such as xanthan gum, gum arabic, guar gum, protein derived polymers, starches and casein derived polymers. The recommended dosage of ACTICIDE® RS is 0.5 to 3.3 lb.

Overview

ACTICIDE® RS is a high-performance dry-film preservative from Thor, designed to provide long-lasting protection for coatings, plasters, and construction materials exposed to challenging outdoor conditions. Formulated with a combination of isothiazolinone-based actives (primarily DCOIT) and stabilizers, it offers superior defense against fungal, algal, and bacterial growth on dry films. ACTICIDE® RS ensures durability, UV resistance, and leach resistance, making it ideal for exterior coatings and decorative finishes that require extended microbial protection under varying environmental conditions.

Benefits

  • Comprehensive Microbial Control: Active against fungi, algae, and bacteria.

  • High Leach Resistance: Maintains effectiveness even in heavy rainfall and humid conditions.

  • UV and Weather Stability: Resistant to degradation under sunlight and outdoor exposure.

  • Extended Durability: Prolongs coating life and appearance.

  • Low VOC Formulation: Suitable for environmentally responsible coatings.

  • Global Compliance: Meets industrial preservation regulations worldwide.

Applications

  • Exterior Architectural Coatings – Protects walls and facades from fungal and algal growth.

  • Roof Coatings & Waterproof Systems – Ensures stability under humid and wet conditions.

  • Wood Coatings – Prevents surface mold and staining on wood finishes.

  • Industrial Protective Coatings – Provides microbial resistance in marine and high-moisture environments.

  • Construction Sealants & Compounds – Adds long-term resistance in joint fillers and adhesives.

  • Textured & Decorative Finishes – Maintains aesthetics by preventing discoloration caused by fungi and algae.

Properties Table (Product-Specific)

PropertyDetails
Product NameACTICIDE® RS
ManufacturerThor
Chemical TypeDry-film preservative (Isothiazolinone-based, DCOIT blend)
Active IngredientsDCOIT-based system with stabilizers
Physical FormLiquid concentrate
AppearancePale amber to brown liquid
pH (as supplied)6.0 – 7.5
SolubilitySlight in water; soluble in organic carriers
Density (at 20 °C)~1.10 g/cm³
Thermal StabilityExcellent under standard processing conditions
Flash Point>100 °C
Shelf Life24 months in unopened original packaging
Recommended Dosage0.3 – 1.0% (based on formulation and exposure level)
Storage ConditionsStore in a cool, dry, ventilated area; avoid freezing
Packaging25 kg / 200 kg HDPE drums

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