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Zinc Pyrithione (ZPT)

– Broad-Spectrum Antimicrobial Solution Across Industries

A proven, long-lasting antimicrobial and antifungal agent for personal care, disinfectant, paints and coating and other industries

Zinc Pyrithione powder and liquid

Zinc Pyrithione (ZPT) is a highly effective antimicrobial and antifungal agent widely used in personal care, household, and industrial applications. Known for its strong activity against fungi, bacteria, and yeast, ZPT helps prevent microbial growth, extend product shelf life, and improve hygiene performance across multiple formulations.

At Suzhou Easy Chemical Co. Ltd, we supply high-quality Zinc Pyrithione suitable for different industries, offering stable quality, regulatory support, and reliable global supply.

What Is Zinc Pyrithione?

Zinc Pyrithione (CAS No. 13463-41-7) is a zinc salt of pyrithione, commonly used as an antimicrobial preservative and anti-dandruff active. It is oil-dispersible and shows excellent efficacy at low use levels, especially against Malassezia species, fungi, and Gram-positive bacteria.

Key Properties:

  • Broad-spectrum antimicrobial activity

  • Excellent anti-fungal and anti-yeast performance

  • Effective at low concentrations

  • Suitable for rinse-off and industrial applications

  • Proven, long-term industry acceptance

Key Applications by Industry

1. ZPT for Personal Care & Cosmetics

Zinc Pyrithione is best known for its role in anti-dandruff and scalp care formulations. It helps control dandruff, relieve itching, and reduce flaking by inhibiting Malassezia fungi.

Typical Applications:

  • Anti-dandruff shampoos

  • Scalp treatments and conditioners

  • Medicated hair care products

Benefits:

  • Clinically proven dandruff control

  • Long-lasting scalp protection

  • Compatible with common surfactant systems

2. ZPT for Household & Home Care Products

In household formulations, Zinc Pyrithione provides effective antimicrobial protection, improving product hygiene and shelf stability, especially in products requiring long-lasting control of bacteria and fungi.

Typical Applications:

  • Antimicrobial cleaners

  • Mold and mildew control products

  • Specialty household hygiene products

Benefits:

  • Prevents bacterial and fungal contamination

  • Enhances product durability

  • Effective in challenging environments

3. ZPT for Surface Hygiene & Antimicrobial Cleaners

Zinc Pyrithione can be used in surface hygiene and antimicrobial cleaning products where long-lasting antibacterial and antifungal protection is required. Rather than acting as a fast-acting disinfectant, ZPT provides sustained microbial control, making it suitable for hygiene-focused surface care formulations.

Typical Applications:

  • Antimicrobial surface cleaners

  • Mold & mildew control sprays

  • Surface hygiene maintenance products

  • Antibacterial surface protection formulations

Benefits:

  • Long-lasting antimicrobial and antifungal activity

  • Effective against mold, mildew, and odor-causing microorganisms

  • Suitable for hygiene-focused, non-disinfectant positioning

  • Helps maintain clean and protected surfaces over time

Zinc Pyrithione is not positioned as a rapid-action surface disinfectant but as an antimicrobial agent for surface hygiene and protection.

Related Solutions:

4. ZPT for Paints & Coatings

Zinc Pyrithione is widely used in water-based paints and coatings to prevent microbial degradation, surface mold growth, and unpleasant odors.

Typical Applications:

  • Interior and exterior paints

  • Architectural coatings

  • Protective and decorative coatings

Benefits:

  • Controls mold and mildew on film surface

  • Improves coating lifespan

  • Compatible with water-based systems

5. ZPT for Adhesives & Sealants

In water-based adhesives and sealants, ZPT helps protect formulations from microbial spoilage during storage and use.

Typical Applications:

  • Water-based adhesives

  • Construction sealants

  • Latex-based bonding systems

Benefits:

  • Prevents viscosity loss caused by microbes

  • Extends shelf life

  • Maintains product performance

6. ZPT for Industrial & Specialty Applications

Zinc Pyrithione is also applied in various industrial systems requiring antimicrobial protection.

Typical Applications:

  • Polymer emulsions

  • Industrial coatings

  • Specialty chemical formulations

Benefits:

  • Broad antimicrobial protection

  • Reliable performance in complex systems

  • Cost-effective preservation solution

Industrial vs Cosmetic Grade Zinc Pyrithione

  • Industrial grade ZPT: Suitable for coatings, plastics, water systems, and disinfectants

  • Cosmetic grade ZPT: Meets stricter purity and regulatory requirements for personal care products

Selecting the appropriate grade ensures optimal performance and compliance.

Why Choose Our Zinc Pyrithione?

  • Consistent and reliable quality

  • Stable global supply

  • Full technical documentation (TDS, MSDS)

  • Regulatory-compliant materials

  • Technical support for formulation and application

Our team has extensive experience supplying preservatives and antimicrobial agents for personal care, home care, and industrial markets, helping customers optimize performance while controlling costs.

Regulatory & Compliance Overview

Zinc Pyrithione is subject to regulatory controls depending on application and region. We provide updated regulatory information and guidance to support compliant use in target markets.

Always use Zinc Pyrithione according to local regulations and recommended usage levels.

Application Scope Note

Zinc Pyrithione is designed for formulation and surface protection. It is generally not used in water treatment systems due to solubility and environmental considerations. For water treatment applications, please refer to our dedicated biocide solutions such as PHMB, DBNPA, THPS, or Glutaraldehyde.

Looking for a reliable Zinc Pyrithione manufacturer or supplier?

Contact Suzhou Easy Chemical Co. Ltd today to request technical data, samples, or a customized supply solution for your industry.

📧 Email: sales@szeasychem.com

Contact Us for Zinc Pyrithione pricing and Technical documents

 

Suzhou easy chemical co. ltd 

388, Dengyun Road,Kunshan, Jiangsu, China 

Email: sales@szeasychem.com 

Contact: Joyce Yu

MB: +86 13962653966

Whatsapp&Wechat: +86 13962653966

Please fill in the below form accordingly, we will be able to contact you within 2 working hours.

Explore Zinc Pyrithione Applications by Industry

Use the links below to explore detailed application pages for Zinc Pyrithione across different industries. Each page provides formulation insights, benefits, and regulatory considerations specific to the application.

  • Zinc Pyrithione for Anti-Dandruff Shampoos & Scalp Care
    Hair care actives for dandruff control and scalp protection

  • Zinc Pyrithione for Personal Care & Cosmetics
    Antimicrobial protection for rinse-off cosmetic formulations

  • Zinc Pyrithione for Surface Hygiene & Antimicrobial Cleaners
    Long-lasting antibacterial and antifungal surface protection

  • Zinc Pyrithione for Household & Home Care Products
    Mold, mildew, and microbial control in household formulations

  • Zinc Pyrithione for Paints & Coatings
    Dry-film preservation and mold resistance for water-based coatings

  • Zinc Pyrithione for Adhesives & Sealants
    Microbial spoilage prevention in water-based adhesive systems

  • Zinc Pyrithione for Industrial & Specialty Applications
    Antimicrobial protection for polymer emulsions and specialty systems

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