Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Dow SILVADUR 930 FLEX Fungicide

Dow SILVADUR 930 FLEX is a silver-ion-based antimicrobial fungicide from Dow’s SILVADUR™ portfolio, delivering durable, flexible textile protection against odor-causing fungi and bacteria. Engineered for knit and stretch fabrics, it maintains efficacy after repeated washes without compromising fabric hand or performance.
  • dow silvadur 930 flex fungicide_c860011d
  • dow silvadur 930 flex fungicide_c860011d

Features Of Dow SILVADUR 930 FLEX Fungicide

  1. Patented silver ion technology delivering durable, long-lasting antimicrobial protection.

  2. Flexible formulation engineered for excellent compatibility with water-based and solvent-based polymer systems.

  3. Low volatility and non-leaching design ensures sustained efficacy without compromising material integrity.

  4. EPA-registered for use in a wide range of industrial and consumer applications requiring fungicidal performance.

  5. Odorless, colorless, and non-staining—ideal for light-colored and sensitive substrates.

Typical Applications Of Dow SILVADUR 930 FLEX Fungicide

  1. Textile coatings and finishes for apparel, upholstery, and technical fabrics.

  2. Water-based architectural paints and interior wall coatings.

  3. Flexible foams used in mattresses, automotive seating, and furniture.

  4. Leather finishing and synthetic leather production.

  5. Adhesives and sealants for construction and transportation industries.

Specifications Of Dow SILVADUR 930 FLEX Fungicide

Chemical TypeSilver ion-based antimicrobial agent
Product FormLiquid dispersion
AppearanceOpaque white to off-white liquid
Primary ApplicationsCoatings, textiles, flexible foams, adhesives, leather
Key FeaturesNon-leaching, flexible matrix compatibility, low odor
BenefitsDurable fungal resistance, regulatory compliance (EPA, EU BPR), substrate safety
pH Range (as supplied)7.0 – 8.5
Storage ConditionsStore at 5–35°C; protect from freezing and prolonged UV exposure


Dow SILVADUR 930 FLEX Fungicide – Frequently Asked Questions (FAQ)

Q1: What is the primary mode of action of SILVADUR 930 FLEX?

A: SILVADUR 930 FLEX functions through a controlled-release mechanism that delivers silver ions to inhibit microbial growth on treated surfaces. Its flexible polymer carrier enables stable integration into a wide range of water-based coatings and elastomeric systems without compromising film integrity or elasticity.


Q2: Which types of formulations is SILVADUR 930 FLEX compatible with?

A: It is specifically engineered for compatibility with acrylic, styrene-acrylic, vinyl acetate, and polyurethane dispersions — particularly those used in architectural, industrial, and elastomeric coatings. It performs well in both neutral and mildly alkaline pH environments and demonstrates good stability during freeze-thaw cycling and long-term storage.


Q3: How does SILVADUR 930 FLEX differ from standard SILVADUR antimicrobial additives?

A: Unlike conventional SILVADUR grades optimized for rigid films, 930 FLEX is formulated with enhanced polymer flexibility and lower glass transition temperature (Tg) compatibility. This allows it to maintain efficacy and dispersion stability in highly elastic or low-modulus coatings where traditional silver-based additives may phase-separate or impair elongation performance.


Q4: Is SILVADUR 930 FLEX suitable for interior wall coatings requiring mold resistance?

A: Yes — it is widely used in premium interior wall paints and textured coatings where durable, long-lasting mold and mildew control is required. Its low-odor profile and compatibility with common co-additives make it well-suited for residential and commercial applications where aesthetics and indoor air quality are priorities.



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