Copper Pyrithione

Other Trading Names:

  • Octopirox
  • Omadine
  • Piritionato de Cobre (Spanish)
  • Copperpirithion (German)
  • Coptrol
  • Fungitrol
  • CuPyr
  • Cuprothione

CAS Number: 14915-37-8

HS Code: 2933399920

Types of Packaging:

  • 20kg bag or box
Inquiry right-arrow $100.00
Availability: In stock
Copper Pyrithione

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Chemical Formula



Olive green powder

Melting Point

≥250 ℃ 



Chemical Description 

  • Copper pyrithione is a coordination complex of copper with pyrithione, a chemical compound known for its antifungal and antibacterial properties. This compound is widely utilized in various applications due to its effectiveness in controlling microbial growth and its compatibility with different formulations.
  • Copper pyrithione is commonly incorporated into paints, coatings, and surface treatments to provide antimicrobial protection. These materials are applied to surfaces in hospitals, public buildings, and household environments to inhibit the growth of bacteria, fungi, and algae. Copper pyrithione helps prevent the formation of biofilms and reduces the risk of surface contamination, contributing to improved hygiene and reduced transmission of infections.
  • In the realm of personal care, copper pyrithione is utilized in anti-dandruff shampoos and scalp treatments due to its antifungal properties. It effectively targets the fungi responsible for dandruff, seborrheic dermatitis, and other scalp conditions, providing relief from itching and flaking. Additionally, copper pyrithione is incorporated into body washes, soaps, and skincare products for its antibacterial benefits, helping maintain skin health and hygiene.
  • Copper pyrithione is employed in wood preservation treatments to protect timber against decay and fungal infestations. When applied to wooden structures, such as decks, fences, and outdoor furniture, it penetrates the wood fibers and forms a protective barrier against moisture and microbial growth. This extends the lifespan of the wood and reduces the need for frequent maintenance, making it a preferred choice for outdoor applications.
  • Textiles treated with copper pyrithione exhibit antimicrobial properties, making them suitable for use in healthcare settings, sportswear, and bedding. Antimicrobial fabrics help prevent the growth of odor-causing bacteria and fungi, enhancing freshness and comfort for the wearer. Copper pyrithione treatments are applied during the manufacturing process or through post-treatment methods to ensure long-lasting protection against microbial contamination.
  • Copper pyrithione is utilized in industrial cooling systems, metalworking fluids, and agricultural formulations as a biocide to control microbial growth and prevent corrosion. It helps maintain the efficiency of equipment and infrastructure by inhibiting the growth of bacteria and fungi that can cause fouling and deterioration. In agriculture, copper pyrithione is used in crop protection products to combat fungal diseases in crops, such as mildews and leaf spots, contributing to higher yields and improved crop quality.
  • Overall, copper pyrithione's broad-spectrum antimicrobial properties make it a valuable ingredient in various applications, ranging from coatings and personal care products to wood preservation and textile treatments. Its efficacy in controlling microbial growth and its compatibility with different formulations make it a versatile solution for addressing hygiene, preservation, and protection needs across diverse industries.
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Copper Pyrithione