Zinc Pyrithione (ZPTO) is a well-known, highly active, broad-spectrum antimicrobial agents used in industrial product applications. ZPTO is approved US-EPA for Industrial applications including Paints & Coatings.

• Broad range of activity against bacteria, fungi and mould
• Excellent compatibility with surfactants and alkaline formulations.
• High photo- and thermal stability
• Low water solubility providing low leaching and hence prolonged efficacy and Long-lasting protection.

End Applications:

• In–can preservative for Industrial products
• Dry-film preservative for Paint & Coatings
• Antifungal/Anti-algal agent in Soft-Fouling Marine Paints
• Antifungal/Anti-algal agent in cutting oils and coolants, in insulation materials, caulks, sealants, grouts, polyurethane flooring & coatings
• Preservative in adhesives, fabric care and plastic products

General Information:

• EC No.: 236-671-3
• Registrations: USEPA registered for end use (ZPTO 98%) & manufacturing use (ZPTO).

Product Specifications:

• Appearance: Off-white to tan solid powder
• LOD (w/w%) at 105 C for 3 hrs: 0.50 (Max)
• Assay: 97 (min) by HPLC on dry basis

Recommended Use Levels (As active % w/w):

• In–Can Preservative: 0.1-0.25%
• Dry-film Preservative: 0.2-3%
• Marine Soft anti-fouling: 2-4%